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Generating Guids in Ruby
I have problem that is really easily solved with Guids.
10 Answers
10
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When should I use genetic algorithms as opposed to neural networks? [closed]
...Genetic algorithms (usually) work on discrete data (enums, integer ranges, etc.). A typical application for GAs is searching a discrete space for a "good enough" solution when the only available alternative is a brute-force search (evaluating all combinations).
Neural networks, on the other hand, (...
Deserialize JSON into C# dynamic object?
...ere. I modified the code slightly to fix a bug and suit my coding style. All you need is this code and a reference to System.Web.Extensions from your project:
using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Dynamic;
usin...
Automatic HTTPS connection/redirect with node.js/express
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res.writeHead(301, etc.) is only going to work correctly for GET calls, since 301 is not telling the client to use the same method. If you want to keep the method used (and all the other parameters) you have to use res.writeHead(307, etc.). And...
What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
...gine that you'd have to create a whole car around it with steering, brakes etc... Car manufacturers produce completed cars, with a friendly interface (pedals, steering wheel etc.) so you don't have to do it all yourself.
sha...
Animate change of view controllers without using navigation controller stack, subviews or modal cont
...ontroller.view.anotherView).
I've implemented a simple container class I called TransitionController. You can find it at https://gist.github.com/1394947.
As an aside, I prefer the implementation in a separate class b/c it's easier to reuse. If you don't want that, you could simply implement the sa...
How do I “source” something in my .vimrc file?
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Sourcing a file is 'executing' it. Essentially, each line of the file is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
an...
How to prevent a jQuery Ajax request from caching in Internet Explorer?
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You can disable caching globally using $.ajaxSetup(), for example:
$.ajaxSetup({ cache: false });
This appends a timestamp to the querystring when making the request. To turn cache off for a particular $.ajax() call, set cache: false on it locally, ...
JUnit test for System.out.println()
...e command line option (asserting that -version outputs the version string, etc etc)
Edit:
Prior versions of this answer called System.setOut(null) after the tests; This is the cause of NullPointerExceptions commenters refer to.
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Calling closure assigned to object property directly
...sn't work on a StdClass.
Before PHP7, you'd have to implement the magic __call method to intercept the call and invoke the callback (which is not possible for StdClass of course, because you cannot add the __call method)
class Foo
{
public function __call($method, $args)
{
if(is_...