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*.h or *.hpp for your class definitions

...ss definitions, but after reading some boost library code, I realised they all use *.hpp . I've always had an aversion to that file extension, I think mainly because I'm not used to it. ...
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Proper use of beginBackgroundTaskWithExpirationHandler

...l need to wrap it in a background task. It's also very important that you call endBackgroundTask when you're finished - otherwise the app will be killed after its allotted time has expired. Mine tend look something like this: - (void) doUpdate { dispatch_async(dispatch_get_global_queue(DISPAT...
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Getting rid of all the rounded corners in Twitter Bootstrap

...global modification for a very boxy-not-round site, which is to get rid of all the rounded corners in Bootstrap... 16 Answ...
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What does a colon following a C++ constructor name do? [duplicate]

...ctor's signature is: MyClass(); This means that the constructor can be called with no parameters. This makes it a default constructor, i.e., one which will be called by default when you write MyClass someObject;. The part : m_classID(-1), m_userdata(0) is called initialization list. It is a way...
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When should I write the keyword 'inline' for a function/method?

...cade later the compiler needs no such hints. Not to mention humans are usually wrong when it comes to optimizing code, so most compilers flat out ignore the 'hint'. static - the variable/function name cannot be used in other translation units. Linker needs to make sure it doesn't accidentally us...
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Migration: Cannot add foreign key constraint

...signed(); $table->string('priority_name'); $table->smallInteger('rank'); $table->text('class'); $table->timestamps('timecreated'); }); Schema::table('priorities', function($table) { $table->foreign('user_id')->references('id')->on('...
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How to write to a file in Scala?

...portance are Resource, ReadChars and WriteChars. File - File is a File (called Path) API that is based on a combination of Java 7 NIO filesystem and SBT PathFinder APIs. Path and FileSystem are the main entry points into the Scala IO File API. import scalax.io._ val output:Output = Resourc...
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What are deferred objects?

...As of jQuery 1.5, the Deferred object provides a way to register multiple callbacks into self-managed callback queues, invoke callback queues as appropriate, and relay the success or failure state of any synchronous or asynchronous function. Deferred Methods: deferred.done() Add handlers to be cal...
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Trusting all certificates with okHttp

... Just in case anyone falls here, the (only) solution that worked for me is creating the OkHttpClient like explained here. Here is the code: private static OkHttpClient getUnsafeOkHttpClient() { try { // Create a trust manager that does not...
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When should I use GET or POST method? What's the difference between them?

... What I meant was that contents of $_POST is not magically hidden from malicious users. There are obviously security aspects to all thing programming. – troelskn Feb 2 '09 at 22:34 ...