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• python : how to access object attribute given string corresponding to name of that attribute ?

  - by Rohit

  class test(): attr1 = int attr2 = int t = test() x = "attr1" I want to set/get value of attribute of t corresponding to x. How do i do that ? Thanks in advance.

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• Overriding an ActiveRecord attribute

  - by jspooner

  I have a model with a completed:boolean column that I'd like override so I can add some conditional code. I've never override an ActiveRecord attribute before and wanted to know if the method below is good practice? class Article < ActiveRecord::Base def completed=(b) write_attribute(:completed, b) # IF b is true then do something end end

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• Visual C++ equivalent of GCC's __attribute__ ((__packed__))

  - by Malkocoglu

  For some compilers, there is a packing specifier for structs, for example :: RealView ARM compiler has "__packed" Gnu C Compiler has "__attribute__ ((__packed__))" Visual C++ has no equivalent, it only has the "#pragma pack(1)" I need something that I can put into the struct definition. Any info/hack/suggestion ? TIA...

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• Combine CSS2 Attribute Selectors

  - by michi.jabiko.de

  Hi, is there a way to combine CSS2 Attribute Selectors like tr[id^="foo" AND id$="bar"], so it selects all <tr id="foo_something_bar"> but not <tr id="foo_something"> or <tr id="something_bar">

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• factory girl - know when an attribute is overridden in factory

  - by carlos

  Is there any way to determine if attributes are overridden in a factory and adjust the behavior of the factory based on those overrides? The evaluator passed into the callbacks contains a __override_names__ method. Unfortunately, by the time it is passed to the callback, every attribute configured by the factory is included in the array returned. Moreover, the Evaluator is marked as api private.

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• Can an attribute's target be derived from an instance of the attribute?

  - by Hounshell

  Example: [AttributeUsage(AttributeTargets.Class)] public class MyAttribute : Attribute { public MyAttribute() { Console.WriteLine("I was defined on the {0} class", ????); } } [MyAttribute] public class MyClass { } Can I fill in the "????" to answer this question? Do I have to iterate over every type in the list of known assemblies to do it? Or is there a shorter way?

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• Add a usercontrol as the value of a html attribute

  - by dmadden

  I am working in a CMS where we use tokens ( which is turned into a user control. Is there a way to add the user control into an attribute value for our template style? example : <div class="<$tokenName/$>" / this currently outputs an encoded user control, which is then not parsed by IIS.

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• How to Get File security attribute in windows

  - by sxingfeng

  I am using c++ MFC How can I get the security attribute in windows, is there any handy api? Many thanks!

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• How to add an unique valued attribute to every tag in the xml using XSL

  - by Rachel

  I want to add a unique attribute say "ind" to every tag in the xml. How do i do it using xsl. It need'nt be a sequence number. As long it is unique for every tag it is sufficient. Input:Some textSome other textSome other text Expected output: Some textSome other textSome other text

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• how to implement multivalued attribute in oracle ?

  - by Vishwanath dalvi

  I want to store more than 1 Email ides in Email id Column of table as multivalued attribute .. hoW can i do this in oracle ?

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• preg_match_all to parse an xml-like attribute string

  - by Rob

  I have a string like so: option_alpha="value" option_beta="some other value" option_gamma="X" ...etc. I'm using this to parse them into name & value pairs: preg_match_all("/([a-z0-9_]+)\s*=\s*[\"\'](.+?)[\"\']/is", $var_string, $matches) Which works fine, unless it encounters an empty attribute value: option_alpha="value" option_beta="" option_gamma="X" What have I done wrong in my regex?

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• Localization of attribute values in .NET

  - by Alex Angas

  How can I localize/internationalize attribute values in .NET? My specific example is for ASP.NET web parts such as WebDisplayName, WebDescription, etc. where I inherit from the base class that uses these attributes. Also, is there any difference to doing this with attributes declared in my own classes? Thanks!

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• gae error:AttributeError: 'NoneType' object has no attribute 'user_is_member'

  - by zjm1126

  class Thread(db.Model): members = db.StringListProperty() def user_is_member(self, user): return str(user) in self.members and thread = Thread.get(db.Key.from_path('Thread', int(id))) is_member = thread.user_is_member(user) but the error is : Traceback (most recent call last): File "D:\Program Files\Google\google_appengine\google\appengine\ext\webapp\__init__.py", line 511, in __call__ handler.get(*groups) File "D:\Program Files\Google\google_appengine\google\appengine\ext\webapp\util.py", line 62, in check_login handler_method(self, *args) File "D:\zjm_code\forum_blog_gae\main.py", line 222, in get is_member = thread.user_is_member(user) AttributeError: 'NoneType' object has no attribute 'user_is_member' why ? thanks

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• Outputting a byte arrain into the src attribute of an img tag

  - by Nikron

  Hi, I'm using ASP.NET MVC and have a model which has an image (byte array) in one of the fields. I'm trying to output this image into the src attribute of the img tag. I'm looking to do something like '. How can I do this?

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• Get attribute of JQuery ui.draggable

  - by Jon

  Hi Everyone, I'm using JqueryUI for drag and drop on one of my pages and for some reason I can't seem to get an attribute of the ui.draggable object being passed into my droppable drop event. ui.draggable.attr("src") and $(ui.draggable).attr("src") both return undefined, however if I type ui.draggable.html() I will get the html back. Any ideas?

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• Attribute to skip over statement in unit test c#

  - by Eli Perpinyal

  I am looking to skip a certain statement in my unit tests eg: if (MessageBox.Show("Are you sure you want to remove " + contact.CompanyName + " from the contacts?", "Confirm Delete", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.Yes) == MessageBoxResult.Yes) is there an attribute i can place above the statement to avoid the unit test executing it?

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• JQuery, use selector to get images by their border attribute (not the css border styling)

  - by adbox

  Hey Guys, I want to round up all images that have a specific attribute and place. My images look like this: <img src='http...' border=3 class=grid_pic> And here is my attempt: $('.grid_pic:has(border=3)').each(function(){alert(1);}); But the alert doesn't shout. If I remove the has:border/has:border=3, it shouts. Any ideas?

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• default attribute called xmlns getting added to element - using xslt transformation

  - by Amit

  Hello All, I am using xsl to generate an o/p in xml. while creating element I have specified following when o/p is getting created - it is appending a default attribute called xmlns="" with the element... Any idea why ??? o/p-- any value here Thanks in advance...

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• Event to listen to attribute changes

  - by Luis

  I dont think this is possible but maybe someone knows a way to achieve this. I want to attach an event to an html element to listen to attribute change. So say for instance that I want something to happen when a visibility of a div changes. The reason is that I have no control over the javascript that is switching the visibility, hence the need for an event. Thanks

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• Rails, using ActiveRecord to find all rows matching a parent row attribute

  - by randombits

  I have a class Foo which has_many Bars. Foo has an attribute, some_id. I want to Retrieve all Bar instances where the Foo has some_id = N. In SQL this translates into something like: select * from bar inner join foo on foo.id = bar.foo_id WHERE foo.some_id = N

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• How to assign XML attribute values to drop down list using XSL

  - by Vijay

  Hi, I have a sample xml as; <?xml version="1.0" encoding="iso-8859-9"?> <DropDownControl id="dd1" name="ShowValues" choices="choice1,choice2,choice3,choice4"> </DropDownControl > I need to create a UI representation of this XML using XSL. I want to fill the drop down list with values specified in choices attribute. Does anyone have any idea about this ? Thanks in advance :)

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• Inserting an attribute in all nodes of a xml using xml.modify

  - by SARAH

  I need to read the whole xml one by one and then add attribute in every node of xml. Any idea how can I do this.

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• Batch debug attribute in web.config

  - by dotnetdev

  Hi Can anyone tell me what exactly the batch debug option in web.config (attribute) does? I can tell it debugs in batches ( 1) but I cannot find anymore background info on this setting. Thanks

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• can I have an abstract base class with the key attribute being generic

  - by Greg

  Hi, I want to create a re-usable library. I was going to use extension methods however I run into some issues in some cases for the client to have to specify in the calling method the types. QUESTION - If I use an abstract base class as the basis, can I specify an attribute/property in the class to be generic (e.g. the key property might be an 'int' in one case, or a 'string' in another)?

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• Displaying attribute set in Magento

  - by CSD

  I am new to using Magento, this is my fist site using it. I want to display the attribute set for a particular product on the product view page but cannot work out what code I need for this.

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