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Why does jQuery or a DOM method such as getElementById not find the element?

...ers parse HTML documents from top to bottom. Elements are added to the DOM and scripts are (generally) executed as they're encountered. This means that order matters. Typically, scripts can't find elements which appear later in the markup because those elements have yet to be added to the DOM. Cons...
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What is the difference between a reference type and value type in c#?

Some guy asked me this question couple of months ago and I couldn't explain it in detail. What is the difference between a reference type and a value type in C#? ...
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API Versioning for Rails Routes

... The original form of this answer is wildly different, and can be found here. Just proof that there's more than one way to skin a cat. I've updated the answer since to use namespaces and to use 301 redirects -- rather than the default of 302. Thanks to pixeltrix and Bo Jeanes fo...
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Which kind of pointer do I use when?

...wrote C++ for a living, std::auto_ptr was all the std lib had available, and boost::shared_ptr was all the rage. I never really looked into the other smart pointer types boost provided. I understand that C++11 now provides some of the types boost came up with, but not all of them. ...
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What does [].forEach.call() do in JavaScript?

I was looking at some snippets of code, and I found multiple elements calling a function over a node list with a forEach applied to an empty array. ...
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C# catch a stack overflow exception

...nt* where the host specifically allows for StackOverflow exceptions to be handled The stackoverflow exception is thrown by user code and not due to an actual stack overflow situation (Reference) *"hosted environment" as in "my code hosts CLR and I configure CLR's options" and not "my code runs on ...
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What exceptions should be thrown for invalid or unexpected parameters in .NET?

... I like to use: ArgumentException, ArgumentNullException, and ArgumentOutOfRangeException. ArgumentException – Something is wrong with the argument. ArgumentNullException – Argument is null. ArgumentOutOfRangeException – I don’t use this one much, but a common use is index...
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How to increase font size in the Xcode editor?

... match the mindset of software engineers that make 100+ character variable and method names. Enough of my complaining) I'll modify a previous post for the current version. Close any projects you have open in Xcode (Otherwise the Font window will be inaccessible while a project is open.) Go to XCo...
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Asynchronous shell commands

I'm trying to use a shell script to start a command. I don't care if/when/how/why it finishes. I want the process to start and run, but I want to be able to get back to my shell immediately... ...
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How do I get java logging output to appear on a single line?

...ormat from a system property, so adding something like this to the JVM command line will cause it to print on one line: -Djava.util.logging.SimpleFormatter.format='%1$tY-%1$tm-%1$td %1$tH:%1$tM:%1$tS %4$s %2$s %5$s%6$s%n' Alternatively, you can also add this to your logger.properties: java.util....