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NSUserDefaults - How to tell if a key exists

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Do HTML5 custom data attributes “work” in IE 6?

...ill give you the .dataGeoff property. Fortunately, all current browsers - including IE6 - can reference unknown attributes using the standard DOM .getAttribute() method, so .getAttribute("data-geoff") will work everywhere. In the very near future, new versions of Firefox and Safari will start to s...
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In eclipse, unable to reference an android library project in another android project

...current app/library build and not an option switch for the libraries to be included. – EtienneSky May 16 '12 at 6:42 add a comment  |  ...
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Renew Provisioning Profile

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Error: Cannot access file bin/Debug/… because it is being used by another process

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Check if user is using IE

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Is it possible to create static classes in PHP (like in C#)?

...atic $instance; if( ! is_object($instance) ) { include_once("clsDB.php"); $instance = new clsDB($construct_params); // constructor will be called } return $instance; } } The DB class... class clsDB { $regular_public_variables = "w...
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Node.js throws “btoa is not defined” error

...ons which are native in client-side javascript but for some reason weren't included in node. The new directory showed up in my node_modules folder, which itself is in root alongside app.js . Then I made sure to add btoa-atob as a dependency in my package.json file which is in root. ...
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API vs. Webservice [closed]

...PIs and interfaces. An API is more than a published interface (which would include things like SOAP), it's the public interface to a particular application or service. It'd be more accurate to say something like "API's are components that have a published interface by which third-party components ma...
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Logcat not displaying my log calls

... I started receiving everything Android logs in the background into LogCat including my missing Log calls. share | improve this answer | follow | ...