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Getting started with Haskell

For a few days I've tried to wrap my head around the functional programming paradigm in Haskell. I've done this by reading tutorials and watching screencasts, but nothing really seems to stick. Now, in learning various imperative/OO languages (like C, Java, PHP), exercises have been a good way for m...
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When to use Storyboard and when to use XIBs

...could just type those 3 lines of code right here where I am!" No, it's not fun. Switching between code and storyboard (and between keyboard and mouse) gets old fast and slows you down. Storyboards are hard to refactor: When you refactor your code, you have to make sure it still matches what your sto...
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Creating an API for mobile applications - Authentication and Authorization

...dying other implementations). I've got my head wrapped around most of the fundamental concepts but am still looking for guidance in a few areas. The last thing I want to do is reinvent the wheel, but I'm not finding any standard solutions that fits my criteria (however my criteria my be misguided ...
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Why does changing 0.1f to 0 slow down performance by 10x?

...1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6}; const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2.589,2.690}; float y[16]; for(int i=0;i<16;i++) { y[i]=x[i]; } for(int j=0;j<9000000;j++) { fo...
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What is the difference between Ruby 1.8 and Ruby 1.9

..._s => "[1, 2, 3]" Ruby 1.8.6 irb(main):001:0> [1,2,3].to_s => "123" Action: Use .join instead Colon No Longer Valid In When Statements Ruby 1.9 irb(main):001:0> case 'a'; when /\w/: puts 'word'; end SyntaxError: (irb):1: syntax error, unexpected ':', expecting keyword_then or '...
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What is the best collation to use for MySQL with PHP? [closed]

..., `notes`) VALUES (1, NULL, '0000-00-00 00:00:00', '2014-08-25 03:00:36', '1234567890', '12345678901234567890', '1234567890123456789012345678901234567890', '1234567890123456789012345678901234567890', '123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789...
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When is the thread pool used?

...de that you hear so much about. But, it's not the whole picture. Certain functions and modules, usually written in C/C++, support asynchronous I/O. When you call these functions and methods, they internally manage passing the call on to a worker thread. For instance, when you use the fs module t...
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Why would I use Scala/Lift over Java/Spring? [closed]

... elements, doing Ajax, etc.) is represented by a GUID in the browser and a function on the server. When the GUID is presented as part of the an HTTP request, the function is applied (called) with the supplied parameters. Because the GUIDs are hard to predict and session-specific, replay attacks an...
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RESTful Alternatives to DELETE Request Body

...ngs. The query string is part of the URI. Sending a DELETE request to /foo?123 means you are deleting a different resource than if you were to send DELETE to /foo?456. – Nicholas Shanks Jan 25 '16 at 17:38 ...
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Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively

...nswered Jan 11 '14 at 15:26 user123444555621user123444555621 123k2323 gold badges101101 silver badges120120 bronze badges ...