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Are list-comprehensions and functional functions faster than “for loops”?

...specifically about map(), filter() and reduce(), but I assume you want to know about functional programming in general. Having tested this myself on the problem of computing distances between all points within a set of points, functional programming (using the starmap function from the built-in iter...
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HTML5 form required attribute. Set custom validation message?

...field empty it shows the message, then enter something in the field but it now shows an empty message and the action isn't executed. If you now click the button again, it will go through. – thomasvdb Sep 6 '12 at 11:36 ...
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What are JavaScript's builtin strings?

...presentation of build-in methods might look differently in other browsers. Now, moving to the real problem, let's precisely have a look at the code. Yes, "v" was the real "problem" here. I found no other ways of getting this letter except parsing [native code] string, which can be taken from any bui...
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How to stop Eclipse formatter from placing all enums on one line

...pping policy to Wrap all elements, every element on a new line (...) so it now says 3 of 3 in the parenthesis. Uncheck Force split, even if line shorter than maximum line width (...) so it now says 3 of 3 in the parenthesis. Select the Constants treenode Check Force split, even if line shorter than ...
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Parsing CSV files in C#, with header

... A CSV parser is now a part of .NET Framework. Add a reference to Microsoft.VisualBasic.dll (works fine in C#, don't mind the name) using (TextFieldParser parser = new TextFieldParser(@"c:\temp\test.csv")) { parser.TextFieldType = Field...
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How can I create tests in Android Studio?

...yClass { public int add(int a, int b) { return a + b; } } Now change the addition_isCorrect() method in the test class to be like the following code (or just add another method with a different name): public class ExampleUnitTest { @Test public void addition_isCorrect() thro...
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Why are arrays of references illegal?

...t a struct whose sole member is a reference. But then, by doing so, you've now got both a reference & a parent object to name... which now means you can unambiguously state which address you want. Seems obvious... so why has no one said it? – underscore_d J...
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How do I define global variables in CoffeeScript?

...#L321 ), so in Node.js what you would need to do is exports.foo = 'baz';. Now let us take a look at what it states in your quote from the docs: ...targeting both CommonJS and the browser: root = exports ? this This is obviously coffee-script, so let's take a look into what this actually com...
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Play audio from a stream using C#

... The NAudio library is now shipping with an example application called Mp3StreamingDemo which should provide everything one will need to live stream an MP3 from the network. – Martin Nov 19 '13 at 7:35 ...
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Change Bootstrap input focus blue glow

Does anyone know the how to change Bootstrap's input:focus ? The blue glow that shows up when you click on an input field? ...