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What is NSZombie?
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It's a memory debugging aid. Specifically, when you set NSZombieEnabled then whenever an object reaches retain count 0, rather than being deallocated it morphs itself into an NSZombie instance. Whenever such a zombie receives a message, it logs a warning rather ...
How is Generic Covariance & Contra-variance Implemented in C# 4.0?
...hat will become IEnumerable<out T>. That doesn't hurt type safety at all, but lets you return an IEnumerable<string> from a method declared to return IEnumerable<object> for instance.
Contravariance is harder to give concrete examples for using interfaces, but it's easy with a del...
Conditionally ignoring tests in JUnit 4
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@notnoop, that isn't my observation at all. They are ignored. The IDEA test runner reports them that way, and a look at the JUnit source code shows that it reports the test as ignored.
– Yishai
Nov 6 '09 at 18:21
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disable all form elements inside div
is there a way to disable all fields (textarea/textfield/option/input/checkbox/submit etc) in a form by telling only the parent div name in jquery/javascript?
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NSString tokenize in Objective-C
...wered Jan 11 '09 at 11:54
Matt GallagherMatt Gallagher
14.4k22 gold badges3838 silver badges4141 bronze badges
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CSS to set A4 paper size
I need simulate an A4 paper in web and allow to print this page as it is show on browser (Chrome, specifically). I set the element size to 21cm x 29.7cm, but when I send to print (or print preview) it clip my page.
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What is the difference between a URI, a URL and a URN?
...tion"). The term "Uniform Resource Name"
(URN) has been used historically to refer to both URIs under the
"urn" scheme [RFC2141], which are required to remain globally unique
and persistent even when the resource ceases to exist or becomes
unavailable, and to any other URI with ...
How to determine if a type implements a specific generic interface type
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You have to go up through the inheritance tree and find all the interfaces for each class in the tree, and compare typeof(IBar<>) with the result of calling Type.GetGenericTypeDefinition if the interface is generic. It's all a bit painful, certainly.
See this answer and the...
Heroku/devise - Missing host to link to! Please provide :host parameter or set default_url_options[:
...n't have the sendgrid addon and my smtp hasn't configured. Many thanks for all your backup!
– benoitr
Nov 7 '10 at 16:13
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ASP.NET MVC3 - textarea with @Html.EditorFor
... edited Dec 17 '13 at 17:09
Tallmaris
7,42533 gold badges2424 silver badges5757 bronze badges
answered Feb 7 '11 at 21:49
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