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  • Organizing development teams

    - by Patrick
    A long time ago, when my company was much smaller, dividing the development work over teams was quite easy: the 'application' team developed the applications-specific logic, often requiring a deep insight of specific industry problems) the 'generic' team developed the parts that were common/generic for all applications (user interface related stuff, database access, low-level Windows stuff, ...) Over the years the boundaries between the teams have become fuzzy: the 'application' teams often write application-specific functionality with a 'generic' part, so instead of asking the 'generic' team to write that part for them, they write it themselves to speed up the developments; then donate it to the 'generic' team the 'generic' team's focus seems to be more 'maintenance oriented'. All of the 'very generic' code has already been written, so no new developments are needed in it, but instead they continuously have to support all the functionality donated by the application teams. All this seems to indicate that it's not a good idea anymore to have this split in teams. Maybe the 'generic' team should evolve into a 'software quality' team (defining and guarding the rules for writing good quality software), or into a 'software deployment' team (defining how software should be deployed, installed, ...). How do you split up the work in different teams if you have different applications? everybody can write generic code and donates it to a central 'generic' team? everybody can write generic code, but nobody 'manages' this generic code (everybody is the owner) generic code is written by a 'generic' team only and the applications have to wait until the 'generic' team delivers the generic part (via a library, via a DLL) there is no overlap in code between the different applications some other way? Notice that thee advantage of having the mix (allowing everybody to write everywhere in the code) is that: code is written in a more flexible way it's easier to debug the code since you can easily step into the 'generic' code in the debugger But the big (and maybe only) disadvantage is that this generic code may become nobody's responsibility if there is no clear team that manages it anymore. What is your vision?

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  • jquery fade an element in when a link is clicked and then swap the element when another link is clic

    - by Nik
    I have worked out how to fade an element in: Click here to view the page If you click on the heading Posture 1 : Standing Deep Breathing : you will notice the element fades in as it should. If you now click on posture 2 you will see the element fades in below posture 1. I need to be able to swap posture 1 with posture 2. I have a total of 26 postures that all have images that need to fade in and then be swapped with another image when another heading is clicked. $(document).ready(function(){ $('#section_Q_01,#section_Q_02').hide(); $('h5.trigger#Q_01').click(function(){ $('#section_Q_01').fadeIn(2000) ; }); $('h5.trigger#Q_02').click(function(){ $('#section_Q_02').fadeIn(5000) ; }); }); and the html <div id="section_Q_01" class="01"> <div class="pics"> <img src="../images/multi/poses/pose1/Pranayama._01.jpg"/> <img src="../images/multi/poses/pose1/Pranayama._02.jpg"/> <img src="../images/multi/poses/pose1/Pranayama._03.jpg"/> </div> </div> <div id="section_Q_02" class="02"> <div class="pics"> <img src="../images/multi/poses/pose2/Half_Moon_Pose_04.jpg" /> <img src="../images/multi/poses/pose2/Backward_Bending_05.jpg" /> <img src="../images/multi/poses/pose2/Hands_to_Feet_Pose_06.jpg" /> </div> </div> I need to be able to swap a total of 26 elements #section_Q_01 - #section_Q_26 Any help appreciated

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  • How can I [simply] consume JSON Data in a Line of Business Web Application

    - by Atomiton
    I usually use JSON with jQuery to just return a string with html. However, I want to start to use Javascript objects in my code. What's the simplest way to get started using json objects on my page? Here's a sample Ajax call ( after $(document).ready( { ... }) of course: $('#btn').click(function(event) { event.preventDefault(); var out = $('#result'); $.ajax({ url: "CustomerServices.asmx/GetCustomersByInvoiceCount", success: function(msg) { // // Iterate through the json results and spit them out to a page? // }, data: "{ 'invoiceCount' : 100 }" }); }); My WebMethod: [WebMethod(Description="Gets customers with more than n invoices")] public List<Customer> GetCustomersByInvoiceCount(int? invoiceCount) { using (dbDataContext db = new dbDataContext()) { return db.Customers.Where(c => c.InvoiceCount >= invoiceCount); } } What gets returned: {"d":[{"__type":"Customer","Account":"1116317","Name":"SOME COMPANY","Address":"UNit 1 , 392 JOHN ST. ","LastTransaction":"\/Date(1268294400000)\/","HighestBalance":13922.34},{"__type":"Customer","Account":"1116318","Name":"ANOTHER COMPANY","Address":"UNIT #345 , 392 JOHN ST. ","LastTransaction":"\/Date(1265097600000)\/","HighestBalance":549.42}]} What I'd LIKE to know, is what are people generally doing with this returned json? Do you iterate through the properties and create an html table on the fly? Is there way to "bind" JSON data using a javascript version of reflection ( something like the .Net GridView Control ) Do you throw this returned data into a Javascript Object and then do something with it? An example of what I want to achieve is to have an plain ol' html page ( on a mobile device )with a list of a Salesperson's Customers. When one of those customers are clicked, the customer id gets sent to a webservice which retrieves the customer details that are relevant to a sales person. I know the SO talent pool is quite deep so I figured you all here would be able to guide in the right direction and give me a few ideas on the best way to approach this.

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  • What are the drawbacks of this Classing format?

    - by Keysle
    This is a 3 layer example of my classing format function __(_){return _.constructor} //class var _ = ( CLASS = function(){ this.variable = 0; this.sub = new CLASS.SUBCLASS(); }).prototype; _.func = function(){ alert('lvl'+this.variable); this.sub.func(); } _.divePeak = function(){ alert('lvl'+this.variable); this.sub.variable += 5; } //sub class _ = ( __(_).SUBCLASS = function(){ this.variable = 1; this.sub = new CLASS.SUBCLASS.DEEPCLASS(); }).prototype; _.func = function(){ alert('lvl'+this.variable); this.sub.func(); } //deep class _ = ( __(_).DEEPCLASS = function(){ this.variable = 2; }).prototype; _.func = function(){ alert('lvl'+this.variable); } Before you blow a gasket, let me explain myself. The purpose behind the underscores is to accelerate the time needed to specify functions for a class and also specify sub classes of a class. To me it's easier to read. I KNOW, this does interfere with underscore.js if you intend to use it in your classes. I'm sure _.js can be easily switched over to another $ymbol though ... oh wait, But I digress. Why have classes within a class? because solar.system() and social.system() mean two totally different things but it's convenient to use the same name. Why user underscores to manage the definition of the class? because "Solar.System.prototype" took me about 2 seconds to type out and 2 typos to correct. It also keeps all function names for all classes in the same column of texts, which is nice for legibility. All I'm doing is presenting my reasoning behind this method and why I came up with it. I'm 3 days into learning OO JS and I am very willing to accept that I might have messed up.

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  • MySql stored procedure not found in PHP

    - by kaupov
    Hello, I have a trouble with MySql stored procedure that calls itself recursively using PHP (CakePHP). Calling it I receive following error: SQL Error: 1305: FUNCTION dbname.GetAdvertCounts does not exist The procedure itself is following: delimiter // DROP PROCEDURE IF EXISTS GetAdvertCounts// CREATE PROCEDURE GetAdvertCounts(IN category_id INT) BEGIN DECLARE no_more_sub_categories, advert_count INT DEFAULT 0; DECLARE sub_cat_id INT; DECLARE curr_sub_category CURSOR FOR SELECT id FROM categories WHERE parent_id = category_id; DECLARE CONTINUE HANDLER FOR NOT FOUND SET no_more_sub_categories = 1; SELECT COUNT(*) INTO advert_count FROM adverts WHERE category_id = category_id; OPEN curr_sub_category; FETCH curr_sub_category INTO sub_cat_id; REPEAT SELECT advert_count + GetAdvertCounts(sub_cat_id) INTO advert_count; FETCH curr_sub_category INTO sub_cat_id; UNTIL no_more_sub_categories = 1 END REPEAT; CLOSE curr_sub_category; SELECT advert_count; END // delimiter ; If I remove or comment out the recursive call, the procedure is working. Any idea what I'm missing here? The categories are 2 level deep.

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  • Financial Market Developer dilemma...

    - by Sahat
    ...In the future I am planning to work in the financial sector as a programmer. I have a couple of options right now (1 or 2): Learn and master .NET since presumably that's widely used in that industry OR Learn the programming concepts, learn algorithms, learn a little bit of c,c++,c#,java,objective-c,sql,oracle,cobol - in other words learn the fundamental principles that tie all programming languages together without going too deep in any particular language. Someone has told me that most of the time as a programmer you won't be writing any code, but instead maintaing and existing code that people before you have built. Does that mean I don't really need to master any specific language and as long as I have general concepts it'll be good enough? If you or if you know someone who has worked in the financial industry as a software developer could you please share the experience and what is the daily routine consists of? Also what should I be learning right now while I am still young and in college? Do I have to thoroughly understand the market and the current economy? What about Oracle or SQL Databases - do I need to know them inside out as a programmer? Thanks if you have anything else to add that I have not mentioned then please do so! Thanks in advance!

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  • List all foreign key constraints that refer to a particular column in a specific table

    - by Sid
    I would like to see a list of all the tables and columns that refer (either directly or indirectly) a specific column in the 'main' table via a foreign key constraint that has the ON DELETE=CASCADE setting missing. The tricky part is that there would be an indirect relationships buried across up to 5 levels deep. (example: ... great-grandchild- FK3 = grandchild = FK2 = child = FK1 = main table). We need to dig up the leaf tables-columns, not just the very 1st level. The 'good' part about this is that execution speed isn't of concern, it'll be run on a backup copy of the production db to fix any relational issues for the future. I did SELECT * FROM sys.foreign_keys but that gives me the name of the constraint - not the names of the child-parent tables and the columns in the relationship (the juicy bits). Plus the previous designer used short, non-descriptive/random names for the FK constraints, unlike our practice below The way we're adding constraints into SQL Server: ALTER TABLE [dbo].[UserEmailPrefs] WITH CHECK ADD CONSTRAINT [FK_UserEmailPrefs_UserMasterTable_UserId] FOREIGN KEY([UserId]) REFERENCES [dbo].[UserMasterTable] ([UserId]) ON DELETE CASCADE GO ALTER TABLE [dbo].[UserEmailPrefs] CHECK CONSTRAINT [FK_UserEmailPrefs_UserMasterTable_UserId] GO The comments in this SO question inpire this question.

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  • :include and table aliasing

    - by dondo
    I'm suffering from a variant of the problem described here: ActiveRecord assigns table aliases for association joins fairly unpredictably. The first association to a given table keeps the table name. Further joins with associations to that table use aliases including the association names in the path... but it is common for app developers not to know about [other] joins at coding time. In my case I'm being bitten by a toxic mix of has_many and :include. Many tables in my schema have a state column, and the has_many wants to specify conditions on that column: has_many :foo, :conditions => {:state => 1}. However, since the state column appears in many tables, I disambiguate by explicitly specifying the table name: has_many :foo, :conditions => "this_table.state = 1". This has worked fine until now, when for efficiency I want to add an :include to preload a fairly deep tree of data. This causes the table to be aliased inconsistently in different code paths. My reading of the tickets referenced above is that this problem is not and will not be fixed in Rails 2.x. However, I don't see any way to apply the suggested workaround (to specify the aliased table name explicitly in the query). I'm happy to specify the table alias explicitly in the has_many statement, but I don't see any way to do so. As such, the workaround doesn't appear applicable to this situation (nor, I presume, in many 'named_scope' scenarios). Is there a viable workaround?

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  • Nested bind expressions

    - by user328543
    This is a followup question to my previous question. #include <functional> int foo(void) {return 2;} class bar { public: int operator() (void) {return 3;}; int something(int a) {return a;}; }; template <class C> auto func(C&& c) -> decltype(c()) { return c(); } template <class C> int doit(C&& c) { return c();} template <class C> void func_wrapper(C&& c) { func( std::bind(doit<C>, std::forward<C>(c)) ); } int main(int argc, char* argv[]) { // call with a function pointer func(foo); func_wrapper(foo); // error // call with a member function bar b; func(b); func_wrapper(b); // call with a bind expression func(std::bind(&bar::something, b, 42)); func_wrapper(std::bind(&bar::something, b, 42)); // error // call with a lambda expression func( [](void)->int {return 42;} ); func_wrapper( [](void)->int {return 42;} ); return 0; } I'm getting a compile errors deep in the C++ headers: functional:1137: error: invalid initialization of reference of type ‘int (&)()’ from expression of type ‘int (*)()’ functional:1137: error: conversion from ‘int’ to non-scalar type ‘std::_Bind(bar, int)’ requested func_wrapper(foo) is supposed to execute func(doit(foo)). In the real code it packages the function for a thread to execute. func would the function executed by the other thread, doit sits in between to check for unhandled exceptions and to clean up. But the additional bind in func_wrapper messes things up...

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  • View Controller Question

    - by user341444
    First off I'm new at programming. I'm creating an app with one navigation bar controller. The app is pretty basic except for a quiz section that is comprised of 12 xibs. As the users takes the quiz a new xib is pushed onto the stack. I want to create a button that takes the user back to the home screen if they do not want to complete the quiz. The back button takes them to the previous xib which could be 11 deep. Is it possible to dismiss the modal views and reload the rootView controller? Here's the code from my delegate @synthesize window; @synthesize navigationController; (void)applicationDidFinishLaunching:(UIApplication *)application { // Override point for customization after application launch [window addSubview:[navigationController view]]; [window makeKeyAndVisible]; } (void)dealloc { [window release]; [navigationController release]; [super dealloc]; } This is how I'm pushing new xibs onto the stack (IBAction) showTesting: (id)sender { Testing *varTesting = [[[Testing alloc] initWithNibName:@"Testing" bundle:nil] autorelease]; [[self navigationController] pushViewController:varTesting animated: YES]; } Any help would be greatly appreciated. Thanks

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  • iPad search bar bad memory access?

    - by Geoff Baum
    Hello all, So I am trying to implement a search bar in my app and am very close but can't seem to figure out where this memory error is occurring. This is what part of my search method looks like: filters = [[NSMutableArray alloc] init]; NSString *searchText = detailSearch.text; NSMutableArray *searchArray = [[NSMutableArray alloc] init]; // Normally holds the object (ex: 70 locations) searchArray = self.copyOfFilters ; //This is the line that is breaking after ~2-3 letters are entered in the search for (NSString *sTemp in searchArray) { NSRange titleResultsRange = [sTemp rangeOfString:searchText options:NSCaseInsensitiveSearch]; if (titleResultsRange.length > 0) [filters addObject:sTemp]; } displayedFilters = filters; copyOfFilters is a deep copy of the displayed filters that appear when the view first loads via: self.copyOfFilters = [[NSMutableArray alloc] initWithArray:displayedFilters copyItems:YES]; I have traced through the entry of letters and it is accurate after 2 letters, but once you try and enter a letter after a space in the search bar, it crashes. The value of copyOfFilters = {(int)[$VAR count]} objects. Does anyone know what may be causing this? Thanks!

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  • How does git fetches commits associated to a file ?

    - by liadan
    I'm writing a simple parser of .git/* files. I covered almost everything, like objects, refs, pack files etc. But I have a problem. Let's say I have a big 300M repository (in a pack file) and I want to find out all the commits which changed /some/deep/inside/file file. What I'm doing now is: fetching last commit finding a file in it by: fetching parent tree finding out a tree inside recursively repeat until I get into the file additionally I'm checking hashes of each subfolders on my way to file. If one of them is the same as in commit before, I assume that file was not changed (because it's parent dir didn't change) then I store the hash of a file and fetch parent commit finding file again and check if hash change occurs if yes then original commit (i.e. one before parent) was changing a file And I repeat it over and over until I reach very first commit. This solution works, but it sucks. In worse case scenario, first search can take even 3 minutes (for 300M pack). Is there any way to speed it up ? I tried to avoid putting so large objects in memory, but right now I don't see any other way. And even that, initial memory load will take forever :( Greets and thanks for any help!

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  • How can I call a function in a parent movieclip from an externally-loaded child?

    - by Doug Wolfgram
    I have a swf file that is my 'shell' program that contains many functions. This shell program loads child movies. In the root timeline of the child movie, I have the following code: function putresponse(q,r) { trace (r); _root.debug(r); } _root.debug("foo"); Debug is a function that writes some text to the screen. When I run this locally, the putresponse function gets called and the trace happens. When I run it remotely (inside the shell) the first debug happens immediately on load (as you'd expect) but then later when putresponse is called, the debug(r) is not executed. The external clip is at the same url as the shell so I don't think it is a security issue. Also, as I said, the debug("foo") works fine. This one really has me perplexed. Can anyone shed some light as to why I can't call the debug from _root when called from a function rather than on the first-level timeline? EDIT: The call to putresponse is coming form two layers deep in local (within the child MC) MCs. The actual call is: _parent._parent.putrepsonse(q,r);

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  • Cleaner method for list comprehension clean-up

    - by Dan McGrath
    This relates to my previous question: Converting from nested lists to a delimited string I have an external service that sends data to us in a delimited string format. It is lists of items, up to 3 levels deep. Level 1 is delimited by '|'. Level 2 is delimited by ';' and level 3 is delimited by ','. Each level or element can have 0 or more items. An simplified example is: a,b;c,d|e||f,g|h;; We have a function that converts this to nested lists which is how it is manipulated in Python. def dyn_to_lists(dyn): return [[[c for c in b.split(',')] for b in a.split(';')] for a in dyn.split('|')] For the example above, this function results in the following: >>> dyn = "a,b;c,d|e||f,g|h;;" >>> print (dyn_to_lists(dyn)) [[['a', 'b'], ['c', 'd']], [['e']], [['']], [['f', 'g']], [['h'], [''], ['']]] For lists, at any level, with only one item, we want it as a scalar rather than a 1 item list. For lists that are empty, we want them as just an empty string. I've came up with this function, which does work: def dyn_to_min_lists(dyn): def compress(x): return "" if len(x) == 0 else x if len(x) != 1 else x[0] return compress([compress([compress([item for item in mv.split(',')]) for mv in attr.split(';')]) for attr in dyn.split('|')]) Using this function and using the example above, it returns: [[['a', 'b'], ['c', 'd']], 'e', '', ['f', 'g'], ['h', '', '']] Being new to Python, I'm not confident this is the best way to do it. Are there any cleaner ways to handle this? This will potentially have large amounts of data passing through it, are there any more efficient/scalable ways to achieve this?

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  • Beginner Question ; About Prime Generation in "C" - What is wrong with my code ? -

    - by alorsoncode
    I'm a third year irregular CS student and ,i just realized that i have to start coding. I passed my coding classes with lower bound grades so that i haven't a good background in coding&programming. I'm trying to write a code that generates prime numbers between given upper and lower bounds. Not knowing C well, enforce me to write a rough code then go over it to solve. I can easily set up the logic for intended function but i probably create a wrong algorithm through several different ways. Here I share my last code, i intend to calculate that when a number gives remainder Zero , it should be it self and 1 , so that count==2; What is wrong with my implementation and with my solution generating style? I hope you will warm me up to programming world, i couldn't find enough motivation and courage to get deep into programming. Thanks in Advance :) Stdio and Math.h is Included int primegen(int down,int up) { int divisor,candidate,count=0,k; for(candidate=down;candidate<=up;candidate++) { for(divisor=1;divisor<=candidate;divisor++) { k=(candidate%divisor); } if (k==0) count++; if(count==2) { printf("%d\n", candidate); count=0; } else { continue; } } } int main() { primegen(3,15); return 0; }

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  • How to make a piece of WPF content take up the entire application window

    - by Bojin Li
    I'm working on an application that contains a number of content areas. I want to implement a behavior such that in response to user input, any of these content areas can be toggled to fit the entire application window, and optionally back to its original position again. I experimented with several approaches and none of them seem optimal for me. Here's what I tried to do: Use the ClipToBoundsProperty on the content I want to make "Full Screen": Doesn't work because only the CanvasPanel seems to fully respect this property. The application need to be localized so I would really like to avoid the CanvasPanel. Use a Grid and collapse the other content areas, such that only the one I want to see is visible, hence taking up the entire screen: This will probably work but doesn't seem easy to implement nor maintain. The "Full Screen" content area could be several levels deep, for example residing inside a Tabcontrol, so I would have to hide the tab headers too etc. Reconstruct the content area in a separate view and display it while hiding the rest: Seems easy enough to do with DataTemplates and my ViewModel objects, but any GUI/View only states are not preserved using this approach. Somehow "lift" the GUI/View I want to "Full Screen" into the separate view and display it while hiding the rest: I don't know how to do this or even if this is possible. Anyway if anyone knows a better approach I would love to know about it. Thanks a lot!

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  • How can I [simply] consume JSON Data to display to the page

    - by Atomiton
    I usually use JSON with jQuery to just return a string with html. However, I want to start to use Javascript objects in my code. What's the simplest way to get started using json objects on my page? Here's a sample Ajax call ( after $(document).ready( { ... }) of course: $('#btn').click(function(event) { event.preventDefault(); var out = $('#result'); $.ajax({ url: "CustomerServices.asmx/GetCustomersByInvoiceCount", success: function(msg) { // // Iterate through the json results and spit them out to a page? // }, data: "{ 'invoiceCount' : 100 }" }); }); My WebMethod: [WebMethod(Description="Gets customers with more than n invoices")] public List<Customer> GetCustomersByInvoiceCount(int? invoiceCount) { using (dbDataContext db = new dbDataContext()) { return db.Customers.Where(c => c.InvoiceCount >= invoiceCount); } } What gets returned: {"d":[{"__type":"Customer","Account":"1116317","Name":"SOME COMPANY","Address":"UNit 1 , 392 JOHN ST. ","LastTransaction":"\/Date(1268294400000)\/","HighestBalance":13922.34},{"__type":"Customer","Account":"1116318","Name":"ANOTHER COMPANY","Address":"UNIT #345 , 392 JOHN ST. ","LastTransaction":"\/Date(1265097600000)\/","HighestBalance":549.42}]} What I'd LIKE to know, is what are people generally doing with this returned json? Do you iterate through the properties and create an html table on the fly? Is there way to "bind" JSON data using a javascript version of reflection ( something like the .Net GridView Control ) Do you throw this returned data into a Javascript Object and then do something with it? An example of what I want to achieve is to have an plain ol' html page ( on a mobile device )with a list of a Salesperson's Customers. When one of those customers are clicked, the customer id gets sent to a webservice which retrieves the customer details that are relevant to a sales person. I know the SO talent pool is quite deep so I figured you all here would be able to guide in the right direction and give me a few ideas on the best way to approach this.

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  • CoffeeScript 2 Dimensional Array Usage

    - by Chris
    I feel like I'm missing something with CoffeeScript and 2 dimensional arrays. I'm simply attempting to make a grid of spaces (think checkers). After some searching and a discovery with the arrays.map function, I came up with this: @spaces = [0...20].map (x)-> [0...20].map (y) -> new Elements.Space() And this seems to work great, I have a nice 2 dimensional array with my Space object created in each. But now I want to send the created space constructor the x,y location. Because I'm two layers deep, I lost the x variable when I entered the map function for y. Ideally I would want to do something like: @spaces = [0...20].map (x)-> [0...20].map (y) -> new Elements.Space(x, y) or something that feels more natural to me like: for row in rows for column in row @spaces[row][column] = new Elements.Space(row, column) I'm really open to any better way of doing this. I know how I would do it in standard JavaScript, but really would like to learn how to do it in CoffeeScript.

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  • has_many through and saving to join table

    - by Paul
    I have the following: class Invite < ActiveRecord::Base belongs_to :user has_many :invite_recipients has_many :recipients, :through => :invite_recipients end class InviteRecipient < ActiveRecord::Base belongs_to :invite belongs_to :user_comm validates_associated :user_comm, :invite validates_uniqueness_of :user_comm_id, :scope => :invite_id end class UserComm < ActiveRecord::Base end I'd like to create a method for Invite with invite_text and a list of UserComms as the variables and then have it create a new invite with the following validations: 1. All UserComms are unique 2. The invite isn't saved unless all the associated InviteRecipients are saved as well (in other words, the invite isn't valid unless all the created InviteRecipients are valid) I'm not familiar with how to create model functions. Moreover, when I try something like this: i = Invite.new(:invite_text => 'come join') ir1 = InviteRecipient.new(:invite => i, :user_comm => user_comm1) ir2 = InviteRecipient.new(:invite => i, :user_comm => user_comm2) i.invite_recipients = [uc1, uc2] i.save! I get: SystemStackError: stack level too deep

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  • List of values as keys for a Map

    - by thr
    I have lists of variable length where each item can be one of four unique, that I need to use as keys for another object in a map. Assume that each value can be either 0, 1, 2 or 3 (it's not integer in my real code, but a lot easier to explain this way) so a few examples of key lists could be: [1, 0, 2, 3] [3, 2, 1] [1, 0, 0, 1, 1, 3] [2, 3, 1, 1, 2] [1, 2] So, to re-iterate: each item in the list can be either 0, 1, 2 or 3 and there can be any number of items in a list. My first approach was to try to hash the contents of the array, using the built in GetHashCode() in .NET to combine the hash of each element. But since this would return an int I would have to deal with collisions manually (two equal int values are identical to a Dictionary). So my second approach was to use a quad tree, breaking down each item in the list into a Node that has four pointers (one for each possible value) to the next four possible values (with the root node representing [], an empty list), inserting [1, 0, 2] => Foo, [1, 3] => Bar and [1, 0] => Baz into this tree would look like this: Grey nodes nodes being unused pointers/nodes. Though I worry about the performance of this setup, but there will be no need to deal with hash collisions and the tree won't become to deep (there will mostly be lists with 2-6 items stored, rarely over 6). Is there some other magic way to store items with lists of values as keys that I have missed?

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  • Is there a way to update the height of a single UITableViewCell, without recalculating the height for every cell?

    - by Chris Vasselli
    I have a UITableView with a few different sections. One section contains cells that will resize as a user types text into a UITextView. Another section contains cells that render HTML content, for which calculating the height is relatively expensive. Right now when the user types into the UITextView, in order to get the table view to update the height of the cell, I call [self.tableView beginUpdates]; [self.tableView endUpdates]; However, this causes the table to recalculate the height of every cell in the table, when I really only need to update the single cell that was typed into. Not only that, but instead of recalculating the estimated height using tableView:estimatedHeightForRowAtIndexPath:, it calls tableView:heightForRowAtIndexPath: for every cell, even those not being displayed. Is there any way to ask the table view to update just the height of a single cell, without doing all of this unnecessary work? Update I'm still looking for a solution to this. As suggested, I've tried using reloadRowsAtIndexPaths:, but it doesn't look like this will work. Calling reloadRowsAtIndexPaths: with even a single row will still cause heightForRowAtIndexPath: to be called for every row, even though cellForRowAtIndexPath: will only be called for the row you requested. In fact, it looks like any time a row is inserted, deleted, or reloaded, heightForRowAtIndexPath: is called for every row in the table cell. I've also tried putting code in willDisplayCell:forRowAtIndexPath: to calculate the height just before a cell is going to appear. In order for this to work, I would need to force the table view to re-request the height for the row after I do the calculation. Unfortunately, calling [self.tableView beginUpdates]; [self.tableView endUpdates]; from willDisplayCell:forRowAtIndexPath: causes an index out of bounds exception deep in UITableView's internal code. I guess they don't expect us to do this. I can't help but feel like it's a bug in the SDK that in response to [self.tableView endUpdates] it doesn't call estimatedHeightForRowAtIndexPath: for cells that aren't visible, but I'm still trying to find some kind of workaround. Any help is appreciated.

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  • An offscreen MKMapView behaves differently in 3.2, 4.0

    - by Duane Fields
    In 3.1 I've been using an "offscreen" MKMapView to create map images that I can rotate, crop and so forth before presenting them the user. In 3.2 and 4.0 this technique no longer works quite right. Here's some code that illustrates the problem, followed by my theory. // create map view _mapView = [[MKMapView alloc] initWithFrame:CGRectMake(0, 0, MAP_FRAME_SIZE, MAP_FRAME_SIZE)]; _mapView.zoomEnabled = NO; _mapView.scrollEnabled = NO; _mapView.delegate = self; _mapView.mapType = MKMapTypeSatellite; // zoom in to something enough to fill the screen MKCoordinateRegion region; CLLocationCoordinate2D center = {30.267222, -97.763889}; region.center = center; MKCoordinateSpan span = {0.1, 0.1 }; region.span = span; _mapView.region = region; // set scrollview content size to full the imageView _scrollView.contentSize = _imageView.frame.size; // force it to load #ifndef __IPHONE_3_2 // in 3.1 we can render to an offscreen context to force a load UIGraphicsBeginImageContext(_mapView.frame.size); [_mapView.layer renderInContext:UIGraphicsGetCurrentContext()]; UIGraphicsEndImageContext(); #else // in 3.2 and above, the renderInContext trick doesn't work... // this at least causes the map to render, but it's clipped to what appears to be // the viewPort size, plus some padding [self.view addSubview:_mapView]; #endif when the map is done loading, I snap picture of it and stuff it in my scrollview - (void)mapViewDidFinishLoadingMap:(MKMapView *)mapView { NSLog(@"[MapBuilder] mapViewDidFinishLoadingMap"); // render the map to a UIImage UIGraphicsBeginImageContext(mapView.bounds.size); // the first sub layer is just the map, the second is the google layer, this sublayer structure might change of course [[[mapView.layer sublayers] objectAtIndex:0] renderInContext:UIGraphicsGetCurrentContext()]; // we are done with the mapView at this point, we need its ram! _mapView.delegate = nil; [_mapView release]; [_mapView removeFromSuperview]; _mapView = nil; UIImage* mapImage = [UIGraphicsGetImageFromCurrentImageContext() retain]; UIGraphicsEndImageContext(); _imageView.image = mapImage; [mapImage release], mapImage = nil; } The first problem is that in 3.1 rendering to a context would trigger the map to begin loading. This no longer works in 3.2, 4.0. The only thing I have found would trigger the load is to temporarily add the map to the view (i.e. make it visible). The problem being that the map only renders to the visible area of the screen, plus a little padding. The frame/bounds are fine, but it appears to be "helpfully" optimizes the loading to limit the tiles to those visible on the screen or close to it. Any ideas how to force the map to load at full size? Anyone else have this issue?

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  • Help with Nicedit - removeFormat function

    - by Franck
    Hello, I'm trying to get around Nicedit, and especially the "removeFormat" function. The problem is I cannot find the "removeFormat" method source code in the code below. The JS syntax looks strange to me. Can someone help me ? /* NicEdit - Micro Inline WYSIWYG * Copyright 2007-2008 Brian Kirchoff * * NicEdit is distributed under the terms of the MIT license * For more information visit http://nicedit.com/ * Do not remove this copyright message */ var bkExtend = function(){ var A = arguments; if (A.length == 1) { A = [this, A[0]] } for (var B in A[1]) { A[0][B] = A[1][B] } return A[0] }; function bkClass(){ } bkClass.prototype.construct = function(){ }; bkClass.extend = function(C){ var A = function(){ if (arguments[0] !== bkClass) { return this.construct.apply(this, arguments) } }; var B = new this(bkClass); bkExtend(B, C); A.prototype = B; A.extend = this.extend; return A }; var bkElement = bkClass.extend({ construct: function(B, A){ if (typeof(B) == "string") { B = (A || document).createElement(B) } B = $BK(B); return B }, appendTo: function(A){ A.appendChild(this); return this }, appendBefore: function(A){ A.parentNode.insertBefore(this, A); return this }, addEvent: function(B, A){ bkLib.addEvent(this, B, A); return this }, setContent: function(A){ this.innerHTML = A; return this }, pos: function(){ var C = curtop = 0; var B = obj = this; if (obj.offsetParent) { do { C += obj.offsetLeft; curtop += obj.offsetTop } while (obj = obj.offsetParent) } var A = (!window.opera) ? parseInt(this.getStyle("border-width") || this.style.border) || 0 : 0; return [C + A, curtop + A + this.offsetHeight] }, noSelect: function(){ bkLib.noSelect(this); return this }, parentTag: function(A){ var B = this; do { if (B && B.nodeName && B.nodeName.toUpperCase() == A) { return B } B = B.parentNode } while (B); return false }, hasClass: function(A){ return this.className.match(new RegExp("(\s|^)nicEdit-" + A + "(\s|$)")) }, addClass: function(A){ if (!this.hasClass(A)) { this.className += " nicEdit-" + A } return this }, removeClass: function(A){ if (this.hasClass(A)) { this.className = this.className.replace(new RegExp("(\s|^)nicEdit-" + A + "(\s|$)"), " ") } return this }, setStyle: function(A){ var B = this.style; for (var C in A) { switch (C) { case "float": B.cssFloat = B.styleFloat = A[C]; break; case "opacity": B.opacity = A[C]; B.filter = "alpha(opacity=" + Math.round(A[C] * 100) + ")"; break; case "className": this.className = A[C]; break; default: B[C] = A[C] } } return this }, getStyle: function(A, C){ var B = (!C) ? document.defaultView : C; if (this.nodeType == 1) { return (B && B.getComputedStyle) ? B.getComputedStyle(this, null).getPropertyValue(A) : this.currentStyle[bkLib.camelize(A)] } }, remove: function(){ this.parentNode.removeChild(this); return this }, setAttributes: function(A){ for (var B in A) { this[B] = A[B] } return this } }); var bkLib = { isMSIE: (navigator.appVersion.indexOf("MSIE") != -1), addEvent: function(C, B, A){ (C.addEventListener) ? C.addEventListener(B, A, false) : C.attachEvent("on" + B, A) }, toArray: function(C){ var B = C.length, A = new Array(B); while (B--) { A[B] = C[B] } return A }, noSelect: function(B){ if (B.setAttribute && B.nodeName.toLowerCase() != "input" && B.nodeName.toLowerCase() != "textarea") { B.setAttribute("unselectable", "on") } for (var A = 0; A < B.childNodes.length; A++) { bkLib.noSelect(B.childNodes[A]) } }, camelize: function(A){ return A.replace(/-(.)/g, function(B, C){ return C.toUpperCase() }) }, inArray: function(A, B){ return (bkLib.search(A, B) != null) }, search: function(A, C){ for (var B = 0; B < A.length; B++) { if (A[B] == C) { return B } } return null }, cancelEvent: function(A){ A = A || window.event; if (A.preventDefault && A.stopPropagation) { A.preventDefault(); A.stopPropagation() } return false }, domLoad: [], domLoaded: function(){ if (arguments.callee.done) { return } arguments.callee.done = true; for (i = 0; i < bkLib.domLoad.length; i++) { bkLib.domLoadi } }, onDomLoaded: function(A){ this.domLoad.push(A); if (document.addEventListener) { document.addEventListener("DOMContentLoaded", bkLib.domLoaded, null) } else { if (bkLib.isMSIE) { document.write(".nicEdit-main p { margin: 0; }<\/script"); $BK("__ie_onload").onreadystatechange = function(){ if (this.readyState == "complete") { bkLib.domLoaded() } } } } window.onload = bkLib.domLoaded } }; function $BK(A){ if (typeof(A) == "string") { A = document.getElementById(A) } return (A && !A.appendTo) ? bkExtend(A, bkElement.prototype) : A } var bkEvent = { addEvent: function(A, B){ if (B) { this.eventList = this.eventList || {}; this.eventList[A] = this.eventList[A] || []; this.eventList[A].push(B) } return this }, fireEvent: function(){ var A = bkLib.toArray(arguments), C = A.shift(); if (this.eventList && this.eventList[C]) { for (var B = 0; B < this.eventList[C].length; B++) { this.eventList[C][B].apply(this, A) } } } }; function __(A){ return A } Function.prototype.closure = function(){ var A = this, B = bkLib.toArray(arguments), C = B.shift(); return function(){ if (typeof(bkLib) != "undefined") { return A.apply(C, B.concat(bkLib.toArray(arguments))) } } }; Function.prototype.closureListener = function(){ var A = this, C = bkLib.toArray(arguments), B = C.shift(); return function(E){ E = E || window.event; if (E.target) { var D = E.target } else { var D = E.srcElement } return A.apply(B, [E, D].concat(C)) } }; var nicEditorConfig = bkClass.extend({ buttons: { 'bold': { name: _('Mettre en gras'), command: 'Bold', tags: ['B', 'STRONG'], css: { 'font-weight': 'bold' }, key: 'b' }, 'italic': { name: _('Mettre en italique'), command: 'Italic', tags: ['EM', 'I'], css: { 'font-style': 'italic' }, key: 'i' }, 'underline': { name: _('Souligner'), command: 'Underline', tags: ['U'], css: { 'text-decoration': 'underline' }, key: 'u' }, 'left': { name: _('Aligné à gauche'), command: 'justifyleft', noActive: true }, 'center': { name: _('Centré'), command: 'justifycenter', noActive: true }, 'right': { name: _('Aligné à droite'), command: 'justifyright', noActive: true }, 'justify': { name: _('Justifié'), command: 'justifyfull', noActive: true }, 'ol': { name: _('Liste non ordonnée'), command: 'insertorderedlist', tags: ['OL'] }, 'ul': { name: _('Liste non ordonnée'), command: 'insertunorderedlist', tags: ['UL'] }, 'subscript': { name: _('Placer en indice'), command: 'subscript', tags: ['SUB'] }, 'superscript': { name: _('Placer en exposant'), command: 'superscript', tags: ['SUP'] }, 'strikethrough': { name: _('Barrer le texte'), command: 'strikeThrough', css: { 'text-decoration': 'line-through' } }, 'removeformat': { name: _('Supprimer la mise en forme'), command: 'removeformat', noActive: true }, 'indent': { name: _('Indenter'), command: 'indent', noActive: true }, 'outdent': { name: _('Remove Indent'), command: 'outdent', noActive: true }, 'hr': { name: _('Ligne horizontale'), command: 'insertHorizontalRule', noActive: true } }, iconsPath: 'http://js.nicedit.com/nicEditIcons-latest.gif', buttonList: ['save', 'bold', 'italic', 'underline', 'left', 'center', 'right', 'justify', 'ol', 'ul', 'fontSize', 'fontFamily', 'fontFormat', 'indent', 'outdent', 'image', 'upload', 'link', 'unlink', 'forecolor', 'bgcolor'], iconList: { "xhtml": 1, "bgcolor": 2, "forecolor": 3, "bold": 4, "center": 5, "hr": 6, "indent": 7, "italic": 8, "justify": 9, "left": 10, "ol": 11, "outdent": 12, "removeformat": 13, "right": 14, "save": 25, "strikethrough": 16, "subscript": 17, "superscript": 18, "ul": 19, "underline": 20, "image": 21, "link": 22, "unlink": 23, "close": 24, "arrow": 26, "upload": 27, "question":2 } }); ; var nicEditors = { nicPlugins: [], editors: [], registerPlugin: function(B, A){ this.nicPlugins.push({ p: B, o: A }) }, allTextAreas: function(C){ var A = document.getElementsByTagName("textarea"); for (var B = 0; B < A.length; B++) { nicEditors.editors.push(new nicEditor(C).panelInstance(A[B])) } return nicEditors.editors }, findEditor: function(C){ var B = nicEditors.editors; for (var A = 0; A < B.length; A++) { if (B[A].instanceById(C)) { return B[A].instanceById(C) } } } }; var nicEditor = bkClass.extend({ construct: function(C){ this.options = new nicEditorConfig(); bkExtend(this.options, C); this.nicInstances = new Array(); this.loadedPlugins = new Array(); var A = nicEditors.nicPlugins; for (var B = 0; B < A.length; B++) { this.loadedPlugins.push(new A[B].p(this, A[B].o)) } nicEditors.editors.push(this); bkLib.addEvent(document.body, "mousedown", this.selectCheck.closureListener(this)) }, panelInstance: function(B, C){ B = this.checkReplace($BK(B)); var A = new bkElement("DIV").setStyle({ width: (parseInt(B.getStyle("width")) || B.clientWidth) + "px" }).appendBefore(B); this.setPanel(A); return this.addInstance(B, C) }, checkReplace: function(B){ var A = nicEditors.findEditor(B); if (A) { A.removeInstance(B); A.removePanel() } return B }, addInstance: function(B, C){ B = this.checkReplace($BK(B)); if (B.contentEditable || !!window.opera) { var A = new nicEditorInstance(B, C, this) } else { var A = new nicEditorIFrameInstance(B, C, this) } this.nicInstances.push(A); return this }, removeInstance: function(C){ C = $BK(C); var B = this.nicInstances; for (var A = 0; A < B.length; A++) { if (B[A].e == C) { B[A].remove(); this.nicInstances.splice(A, 1) } } }, removePanel: function(A){ if (this.nicPanel) { this.nicPanel.remove(); this.nicPanel = null } }, instanceById: function(C){ C = $BK(C); var B = this.nicInstances; for (var A = 0; A < B.length; A++) { if (B[A].e == C) { return B[A] } } }, setPanel: function(A){ this.nicPanel = new nicEditorPanel($BK(A), this.options, this); this.fireEvent("panel", this.nicPanel); return this }, nicCommand: function(B, A){ if (this.selectedInstance) { this.selectedInstance.nicCommand(B, A) } }, getIcon: function(D, A){ var C = this.options.iconList[D]; var B = (A.iconFiles) ? A.iconFiles[D] : ""; return { backgroundImage: "url('" + ((C) ? this.options.iconsPath : B) + "')", backgroundPosition: ((C) ? ((C - 1) * -18) : 0) + "px 0px" } }, selectCheck: function(C, A){ var B = false; do { if (A.className && A.className.indexOf("nicEdit") != -1) { return false } } while (A = A.parentNode); this.fireEvent("blur", this.selectedInstance, A); this.lastSelectedInstance = this.selectedInstance; this.selectedInstance = null; return false } }); nicEditor = nicEditor.extend(bkEvent); var nicEditorInstance = bkClass.extend({ isSelected: false, construct: function(G, D, C){ this.ne = C; this.elm = this.e = G; this.options = D || {}; newX = parseInt(G.getStyle("width")) || G.clientWidth; newY = parseInt(G.getStyle("height")) || G.clientHeight; this.initialHeight = newY - 8; var H = (G.nodeName.toLowerCase() == "textarea"); if (H || this.options.hasPanel) { var B = (bkLib.isMSIE && !((typeof document.body.style.maxHeight != "undefined") && document.compatMode == "CSS1Compat")); var E = { width: newX + "px", border: "1px solid #ccc", borderTop: 0, overflowY: "auto", overflowX: "hidden" }; E[(B) ? "height" : "maxHeight"] = (this.ne.options.maxHeight) ? this.ne.options.maxHeight + "px" : null; this.editorContain = new bkElement("DIV").setStyle(E).appendBefore(G); var A = new bkElement("DIV").setStyle({ width: (newX - 8) + "px", margin: "4px", minHeight: newY + "px" }).addClass("main").appendTo(this.editorContain); G.setStyle({ display: "none" }); A.innerHTML = G.innerHTML; if (H) { A.setContent(G.value); this.copyElm = G; var F = G.parentTag("FORM"); if (F) { bkLib.addEvent(F, "submit", this.saveContent.closure(this)) } } A.setStyle((B) ? { height: newY + "px" } : { overflow: "hidden" }); this.elm = A } this.ne.addEvent("blur", this.blur.closure(this)); this.init(); this.blur() }, init: function(){ this.elm.setAttribute("contentEditable", "true"); if (this.getContent() == "") { this.setContent("") } this.instanceDoc = document.defaultView; this.elm.addEvent("mousedown", this.selected.closureListener(this)).addEvent("keypress", this.keyDown.closureListener(this)).addEvent("focus", this.selected.closure(this)).addEvent("blur", this.blur.closure(this)).addEvent("keyup", this.selected.closure(this)); this.elm.addEvent("resizestart",function(){return false}); this.elm.addEvent("dragstart",function(){return false}); this.ne.fireEvent("add", this); }, remove: function(){ this.saveContent(); if (this.copyElm || this.options.hasPanel) { this.editorContain.remove(); this.e.setStyle({ display: "block" }); this.ne.removePanel() } this.disable(); this.ne.fireEvent("remove", this) }, disable: function(){ this.elm.setAttribute("contentEditable", "false") }, getSel: function(){ return (window.getSelection) ? window.getSelection() : document.selection }, getRng: function(){ var A = this.getSel(); if (!A) { return null } return (A.rangeCount 0) ? A.getRangeAt(0) : A.createRange() }, selRng: function(A, B){ if (window.getSelection) { B.removeAllRanges(); B.addRange(A) } else { A.select() } }, selElm: function(){ var C = this.getRng(); if (C.startContainer) { var D = C.startContainer; if (C.cloneContents().childNodes.length == 1) { for (var B = 0; B < D.childNodes.length; B++) { var A = D.childNodes[B].ownerDocument.createRange(); A.selectNode(D.childNodes[B]); if (C.compareBoundaryPoints(Range.START_TO_START, A) != 1 && C.compareBoundaryPoints(Range.END_TO_END, A) != -1) { return $BK(D.childNodes[B]) } } } return $BK(D) } else { return $BK((this.getSel().type == "Control") ? C.item(0) : C.parentElement()) } }, saveRng: function(){ this.savedRange = this.getRng(); this.savedSel = this.getSel() }, restoreRng: function(){ if (this.savedRange) { this.selRng(this.savedRange, this.savedSel) } }, keyDown: function(B, A){ if (B.ctrlKey) { this.ne.fireEvent("key", this, B) } }, selected: function(C, A){ if (!A) { A = this.selElm() } if (!C.ctrlKey) { var B = this.ne.selectedInstance; if (B != this) { if (B) { this.ne.fireEvent("blur", B, A) } this.ne.selectedInstance = this; this.ne.fireEvent("focus", B, A) } this.ne.fireEvent("selected", B, A); this.isFocused = true; this.elm.addClass("selected") } return false }, blur: function(){ this.isFocused = false; this.elm.removeClass("selected") }, saveContent: function(){ if (this.copyElm || this.options.hasPanel) { this.ne.fireEvent("save", this); (this.copyElm) ? this.copyElm.value = this.getContent() : this.e.innerHTML = this.getContent() } }, getElm: function(){ return this.elm }, getContent: function(){ this.content = this.getElm().innerHTML; this.ne.fireEvent("get", this); return this.content }, setContent: function(A){ this.content = A; this.ne.fireEvent("set", this); this.elm.innerHTML = this.content }, nicCommand: function(B, A){ document.execCommand(B, false, A) } }); var nicEditorIFrameInstance = nicEditorInstance.extend({ savedStyles: [], init: function(){ var B = this.elm.innerHTML.replace(/^\s+|\s+$/g, ""); this.elm.innerHTML = ""; (!B) ? B = "" : B; this.initialContent = B; this.elmFrame = new bkElement("iframe").setAttributes({ src: "javascript:;", frameBorder: 0, allowTransparency: "true", scrolling: "no" }).setStyle({ height: "100px", width: "100%" }).addClass("frame").appendTo(this.elm); if (this.copyElm) { this.elmFrame.setStyle({ width: (this.elm.offsetWidth - 4) + "px" }) } var A = ["font-size", "font-family", "font-weight", "color"]; for (itm in A) { this.savedStyles[bkLib.camelize(itm)] = this.elm.getStyle(itm) } setTimeout(this.initFrame.closure(this), 50) }, disable: function(){ this.elm.innerHTML = this.getContent() }, initFrame: function(){ var B = $BK(this.elmFrame.contentWindow.document); B.designMode = "on"; B.open(); var A = this.ne.options.externalCSS; B.write("" + ((A) ? '' : "") + '' + this.initialContent + ""); B.close(); this.frameDoc = B; this.frameWin = $BK(this.elmFrame.contentWindow); this.frameContent = $BK(this.frameWin.document.body).setStyle(this.savedStyles); this.instanceDoc = this.frameWin.document.defaultView; this.heightUpdate(); this.frameDoc.addEvent("mousedown", this.selected.closureListener(this)).addEvent("keyup", this.heightUpdate.closureListener(this)).addEvent("keydown", this.keyDown.closureListener(this)).addEvent("keyup", this.selected.closure(this)); this.ne.fireEvent("add", this) }, getElm: function(){ return this.frameContent }, setContent: function(A){ this.content = A; this.ne.fireEvent("set", this); this.frameContent.innerHTML = this.content; this.heightUpdate() }, getSel: function(){ return (this.frameWin) ? this.frameWin.getSelection() : this.frameDoc.selection }, heightUpdate: function(){ this.elmFrame.style.height = Math.max(this.frameContent.offsetHeight, this.initialHeight) + "px" }, nicCommand: function(B, A){ this.frameDoc.execCommand(B, false, A); setTimeout(this.heightUpdate.closure(this), 100) } }); var nicEditorPanel = bkClass.extend({ construct: function(E, B, A){ this.elm = E; this.options = B; this.ne = A; this.panelButtons = new Array(); this.buttonList = bkExtend([], this.ne.options.buttonList); this.panelContain = new bkElement("DIV").setStyle({ overflow: "hidden", width: "100%", border: "1px solid #cccccc", backgroundColor: "#efefef" }).addClass("panelContain"); this.panelElm = new bkElement("DIV").setStyle({ margin: "2px", marginTop: "0px", zoom: 1, overflow: "hidden" }).addClass("panel").appendTo(this.panelContain); this.panelContain.appendTo(E); var C = this.ne.options; var D = C.buttons; for (button in D) { this.addButton(button, C, true) } this.reorder(); E.noSelect() }, addButton: function(buttonName, options, noOrder){ var button = options.buttons[buttonName]; var type = (button.type) ? eval("(typeof(" + button.type + ') == "undefined") ? null : ' + button.type + ";") : nicEditorButton; var hasButton = bkLib.inArray(this.buttonList, buttonName); if (type && (hasButton || this.ne.options.fullPanel)) { this.panelButtons.push(new type(this.panelElm, buttonName, options, this.ne)); if (!hasButton) { this.buttonList.push(buttonName) } } }, findButton: function(B){ for (var A = 0; A < this.panelButtons.length; A++) { if (this.panelButtons[A].name == B) { return this.panelButtons[A] } } }, reorder: function(){ var C = this.buttonList; for (var B = 0; B < C.length; B++) { var A = this.findButton(C[B]); if (A) { this.panelElm.appendChild(A.margin) } } }, remove: function(){ this.elm.remove() } }); var nicEditorButton = bkClass.extend({ construct: function(D, A, C, B){ this.options = C.buttons[A]; this.name = A; this.ne = B; this.elm = D; this.margin = new bkElement("DIV").setStyle({ "float": "left", marginTop: "2px" }).appendTo(D); this.contain = new bkElement("DIV").setStyle({ width: "20px", height: "20px" }).addClass("buttonContain").appendTo(this.margin); this.border = new bkElement("DIV").setStyle({ backgroundColor: "#efefef", border: "1px solid #efefef" }).appendTo(this.contain); this.button = new bkElement("DIV").setStyle({ width: "18px", height: "18px", overflow: "hidden", zoom: 1, cursor: "pointer" }).addClass("button").setStyle(this.ne.getIcon(A, C)).appendTo(this.border); this.button.addEvent("mouseover", this.hoverOn.closure(this)).addEvent("mouseout", this.hoverOff.closure(this)).addEvent("mousedown", this.mouseClick.closure(this)).noSelect(); if (!window.opera) { this.button.onmousedown = this.button.onclick = bkLib.cancelEvent } B.addEvent("selected", this.enable.closure(this)).addEvent("blur", this.disable.closure(this)).addEvent("key", this.key.closure(this)); this.disable(); this.init() }, init: function(){ }, hide: function(){ this.contain.setStyle({ display: "none" }) }, updateState: function(){ if (this.isDisabled) { this.setBg() } else { if (this.isHover) { this.setBg("hover") } else { if (this.isActive) { this.setBg("active") } else { this.setBg() } } } }, setBg: function(A){ switch (A) { case "hover": var B = { border: "1px solid #666", backgroundColor: "#ddd" }; break; case "active": var B = { border: "1px solid #666", backgroundColor: "#ccc" }; break; default: var B = { border: "1px solid #efefef", backgroundColor: "#efefef" } } this.border.setStyle(B).addClass("button-" + A) }, checkNodes: function(A){ var B = A; do { if (this.options.tags && bkLib.inArray(this.options.tags, B.nodeName)) { this.activate(); return true } } while (B = B.parentNode && B.className != "nicEdit"); B = $BK(A); while (B.nodeType == 3) { B = $BK(B.parentNode) } if (this.options.css) { for (itm in this.options.css) { if (B.getStyle(itm, this.ne.selectedInstance.instanceDoc) == this.options.css[itm]) { this.activate(); return true } } } this.deactivate(); return false }, activate: function(){ if (!this.isDisabled) { this.isActive = true; this.updateState(); this.ne.fireEvent("buttonActivate", this) } }, deactivate: function(){ this.isActive = false; this.updateState(); if (!this.isDisabled) { th

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  • Center content of UISCrollView when smaller

    - by hgpc
    I have an UIImageView inside a UIScrollView which I use for zooming and scrolling. If the image/content of the scroll view if bigger than the scroll view everything works fine. However, when the image becomes smaller than the scroll view, it sticks to the top left corner of the scroll view. I would like to keep it centered, like the Photos app. Any ideas or examples about keeping the content of the UIScrollView centered when smaller? I am working with iPhone 3.0. The following code almost works. The image returns to the top left corner if I pinch it after reaching the minimum zoom level. - (void)loadView { [super loadView]; // set up main scroll view imageScrollView = [[UIScrollView alloc] initWithFrame:[[self view] bounds]]; [imageScrollView setBackgroundColor:[UIColor blackColor]]; [imageScrollView setDelegate:self]; [imageScrollView setBouncesZoom:YES]; [[self view] addSubview:imageScrollView]; UIImageView *imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"WeCanDoIt.png"]]; [imageView setTag:ZOOM_VIEW_TAG]; [imageScrollView setContentSize:[imageView frame].size]; [imageScrollView addSubview:imageView]; CGSize imageSize = imageView.image.size; [imageView release]; CGSize maxSize = imageScrollView.frame.size; CGFloat widthRatio = maxSize.width / imageSize.width; CGFloat heightRatio = maxSize.height / imageSize.height; CGFloat initialZoom = (widthRatio heightRatio) ? heightRatio : widthRatio; [imageScrollView setMinimumZoomScale:initialZoom]; [imageScrollView setZoomScale:1]; float topInset = (maxSize.height - imageSize.height) / 2.0; float sideInset = (maxSize.width - imageSize.width) / 2.0; if (topInset < 0.0) topInset = 0.0; if (sideInset < 0.0) sideInset = 0.0; [imageScrollView setContentInset:UIEdgeInsetsMake(topInset, sideInset, -topInset, -sideInset)]; } - (UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView { return [imageScrollView viewWithTag:ZOOM_VIEW_TAG]; } /************************************** NOTE **************************************/ /* The following delegate method works around a known bug in zoomToRect:animated: */ /* In the next release after 3.0 this workaround will no longer be necessary */ /**********************************************************************************/ - (void)scrollViewDidEndZooming:(UIScrollView *)scrollView withView:(UIView *)view atScale:(float)scale { [scrollView setZoomScale:scale+0.01 animated:NO]; [scrollView setZoomScale:scale animated:NO]; // END Bug workaround CGSize maxSize = imageScrollView.frame.size; CGSize viewSize = view.frame.size; float topInset = (maxSize.height - viewSize.height) / 2.0; float sideInset = (maxSize.width - viewSize.width) / 2.0; if (topInset < 0.0) topInset = 0.0; if (sideInset < 0.0) sideInset = 0.0; [imageScrollView setContentInset:UIEdgeInsetsMake(topInset, sideInset, -topInset, -sideInset)]; }

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  • jquery ui tabs close button beneath the text

    - by Pradyut Bhattacharya
    Hi I m using jquery ui tabs and i m using them with the function of dynamically closing them. the example page here where clicking on the link 'add tab' leads to adding of tabs in the tabs panel... now in firefox the close buttons are displayed beneath the text of the tab which is leading to garbled text in the tab panel or the body of the tabs like other browsers how can i display it in same line the css i m using is .ui-tabs { padding: .20em; zoom: 1; } .ui-tabs .ui-tabs-nav { list-style: none; position: relative; padding: .2em .2em 0; height:27px; } .ui-tabs .ui-tabs-nav li { position: relative; float: left; border-bottom-width: 0 !important; margin: 0 .2em -1px 0; padding: 0; font-size:63.5%; } .ui-tabs .ui-tabs-nav li a { float: left; text-decoration: none; padding: .5em 1em; } .ui-tabs .ui-tabs-nav li.ui-tabs-selected { padding-bottom: 1px; border-bottom-width: 0; } .ui-tabs .ui-tabs-nav li.ui-tabs-selected a, .ui-tabs .ui-tabs-nav li.ui-state-disabled a, .ui-tabs .ui-tabs-nav li.ui-state-processing a { cursor: text; } .ui-tabs .ui-tabs-nav li a, .ui-tabs.ui-tabs-collapsible .ui-tabs-nav li.ui-tabs-selected a { cursor: pointer; font: 62.5%; } .ui-tabs .ui-tabs-panel { padding: 1em 1.4em; display: block; border-width: 0; background:black; color:white; font-size: 12px; } .ui-tabs .ui-tabs-hide { display: none !important; font: 62.5%; } #tabs .ui-tabs-nav li a:hover { float: left; text-decoration: none; padding: .5em 1em; background-color: #868472; } #tabs-profile .ui-tabs-nav li { position: relative; float: left; border-bottom-width: 0 !important; margin: 0 .2em -1px 0; padding: 0; font-size:75%; } Please help thanks Pradyut India

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