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IList<Item> Collection Class accessing database

- by Mike

Hi, I have a database with Users. Users have Items. These Items can change actively. How do you access the items in a collection type format? For the user, I fill all the user properties at the time of instantiation. If I load the user's items at the time of the instantiation, and the items change, they will have old data. I was thinking, maybe…

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xpath 2.0 query - how to test for the first occurence of an element in a xml document

- by Mike

I have the following xsl template: <xsl:template match="para"> <fo:block xsl:use-attribute-sets="paragraph.para">   <xsl:if test="//para[1] intersect ."> <xsl:attribute…

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iphone - passing an object on an UIToolbarButton action

- by Mike

Is that possible to make a UIToolbarButton pass an object to its target by using some exoteric method (as it seems not to be possible using regular button use)? I mean something like UIBarButtonItem *Button = [[UIBarButtonItem alloc] initWithImage:buttonImage style:UIBarButtonItemStylePlain target:self…

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How to test a lamda expression var query result is null?

- by mike

var query = from emp in dbEmp.Employees join dept in dbEmp.Departments on emp.DeptID equals dept.DeptID where dept.DepartmentName.Contains(this.TextBox1.Text) select new { EmpID =…

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Some special characters defined in "ISO-8859-1" can't be shown when encoding with "UTF-8"

- by Mike.Huang

I need to get a string from URL request of brower, and then create a text image by requested text. I know the default encoding of the Java net transmission is "ISO-8859-1", it can works normally with all characters what defined in "ISO-8859-1". But when I request a multi-byte Unicode character (e.g.…

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How to get an BITMAP struct from a RenderTargetBitmap in C++/CLI?

- by Mike Caron

I've got a WPF RenderTargetBitmap in C++/CLI and I want to be able to create a BITMAP structure from it to use with BitBlt. I've not worked with BITMAP or RenderTargetBitmap much before, so any thoughts would be great!

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Syncing two separate structures to the same master data

- by Mike Burton

I've got multiple structures to maintain in my application. All link to the same records, and one of them could be considered the "master" in that it reflects actual relationships held in files on disk. The other structures are used to "call out" elements of the main design for purchase and work…

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how to match a regulas expresion like (%i1) in python pexpect

- by mike

I want to use maxima from python using pexpect, whenever maxima starts it will print a bunch of stuff of this form: $ maxima Maxima 5.27.0 http://maxima.sourceforge.net using Lisp SBCL 1.0.57-1.fc17 Distributed under the GNU Public License. See the file COPYING. Dedicated to the memory of…

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Can't play wav file from Javascript in Firefox for Mac

- by Mike Royle

I have the following html file that plays a wav file when the user hovers over the 'Play' anchor tag. It works perfectly on IE, Chrome, Firefox, Opera, Safari on both Windows and Mac - except for Firefox on the Mac which does not play the file. <html> <head>…

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Database access through collections

- by Mike

Hi All, I have an 3 tiered application where I need to get database results and populated the UI. I have a MessagesCollection class that deals with messages. I load my user from the database. On the instantiation of a user (ie. new User()), a MessageCollection Messages =…

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Windows code pages, what are they?

- by Mike D

I'm trying to gain a basic understanding of what is meant by a Windows code page. I kind of get the feeling it's a translation between a given 8 bit value and some 'abstraction' for a given character graphic. I made the following experiment. I created a "" character…

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Neural Network: Handling unavailable inputs (missing or incomplete data)

- by Mike

Hopefully the last NN question you'll get from me this weekend, but here goes :) Is there a way to handle an input that you "don't always know"... so it doesn't affect the weightings somehow? Soo... if I ask someone if they are male or female and they would not like…

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forwarding a notification to another class

- by Mike

I am using this method - (void)keyboardWillShow:(NSNotification *)notification that is triggered when the keyboard shows. When this method is triggered, it receives a notification that contains several parameters about the keyboard, as the animation duration,…

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sql median value of column

- by Mike

Is there a way in sql (or tsql) to select the median of a column of numbers? I know you can sort by the column and pick the middle value, but it would be nice if there was a built-in function

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How to check in which position (landscape or portrait) os the iPhone now?

- by Mike Rychev

I have an app with a tab bar, and nav controllers in each tab. When user shakes the device, a UIImageView appears as a child view in the nav controller. But the UIImageView must contain a special image, depending on the device's current orientation. If I write…

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I need information about Informatica

- by Mike

I need some information about the Informatica ETL tool. I am a rookie with that, so could you please recommend where can I get some tutorials to get started. Can I download the tool, and if so where can I download it? What are the alternatives to Informatica?

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What languages would be required to duplicate this site...

- by Mike D

Looking to make a site similar to just*answer.com (remove the star). What languages are required to do this assuming it is based on LAMP and open source?

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Item rendered via a DataTemplate with any Background Brush renders selection coloring behind item.

- by Mike L

I have a ListBox which uses a DataTemplate to render databound items. The XAML for the datatemplate is as follows: <DataTemplate x:Key="NameResultTemplate"> <WrapPanel x:Name="PersonResultWrapper" Margin="0" Orientation="Vertical"…

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Rails I18n accepts_nested_attributes_for and error_messages_for

- by Mike

I've got two models class SurveyResponse has_many :answers, :class_name => SurveyResponseAnswer.name accepts_nested_attributes_for :answers end class SurveyResponseAnswer belongs_to :survey_response validates_presence_of :answer_text end In…

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Perl, array referencing

- by Mike

Consider this Perl code my @a=[[1]]; print $a[0][0] . "\n"; **output** ARRAY(0x229e8) Why does it print an Array instead of 1? I would have expected @a to create an array of size 1 with a reference to a second array containing only one element, 1

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Converting a year from 4 digit to 2 digit and back again in C#

- by Mike Wills

My credit card processor requires I send a two-digit year from the credit card expiration date. Here is how I a currently processing: I put a DropDownList of the 4-digit year on the page. I validate the expiration date in a DateTime field to be sure…

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IE is ignoring Z-Index on positioned elements

- by Mike

IE yet again is proving to be the bane of my existence. The top of a site I'm working on has a horizontal menu, an item of which triggers a pure-CSS menu that is positioned absolute within the parent menu DIV (positioned relative). This places the…

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Can I use ANTLR for both two-way parsing/generating?

- by Mike Q

Hi all, I need to both parse incoming messages and generate outgoing messages in EDIFACT format (basically a structured delimited format). I would like to have a Java model that will be generated by parsing a message. Then I would like to use…

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resource-ref at application scope in EJB 2.1 Project

- by Mike Deck

Is it possible to define resource references that are applicable to all EJBs in an application? Currently I have an ejb-jar.xml that looks something like this: <ejb-jar> <enterprise-beans> <session id="foo"> …

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Website Sitemaps and <priority>, is it working?

- by Mike Gleason jr Couturier

Hi, My "Privacy Policy" page is seen more important by Google than other really more important pages on my website. I'm currently creating a script to generate a sitemap, should I bother with the priority? How do you effectively assign…

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