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Which characters are valid/invalid in a JSON key name?

... Not those. Whatever needs escaping in JavaScript generally needs it in JSON. Best to get it from the horse's mouth, though, at json.org. It takes about one minute to read the entire spec end-to-end. – Marcelo Cantos Dec 30 '11 at 4:21 ...
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Base64 length calculation?

... I explained all this in the answer above: (i) each output char represents 6 bits of input, (ii) 4 output chars therefore represent 4 * 6 = 24 bits, (iii) 24 bits is 3 bytes, (iv) 3 bytes of input therefore result in 4 chars of output, (...
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Insert line after first match using sed

... Note the standard sed syntax (as in POSIX, so supported by all conforming sed implementations around (GNU, OS/X, BSD, Solaris...)): sed '/CLIENTSCRIPT=/a\ CLIENTSCRIPT2="hello"' file Or on one line: sed -e '/CLIENTSCRIPT=/a\' -e 'CLIENTSCRIPT2="hello"' file (-expressions (and t...
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Where can I get a “useful” C++ binary search algorithm?

... I don't really understand your comment, since lower_bound can only be used on sorted data. Complexity is lower than using find (see edit). – Luc Touraille Jan 15 '09 at 11:02 ...
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How to make a in Bootstrap look like a normal link in nav-tabs?

...around them which messes up the layout. BUT you can fix that by adding a small amount of CSS (see @mcNux answer below) – Martin CR Feb 22 at 17:21 ...
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Javascript: Extend a Function

...ook like this: function init(){ doSomething(); } //anytime later var old_init = init; init = function() { old_init.apply(this, arguments); doSomethingHereToo(); }; share | improve this answe...
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Big-O for Eight Year Olds? [duplicate]

...ore about what this means to my code. I understand the concepts mathematically, I just have a hard time wrapping my head around what they mean conceptually. For example, if one were to perform an O(1) operation on a data structure, I understand that the number of operations it has to perform won't...
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OpenJDK availability for Windows OS [closed]

...After some research, I've noticed that you're working for Red Hat, but I really wish something a tad more official would show up first on Google, rather than an individual's effort. Perhaps, that ojdkbuild github page and group could also look a bit more official. I'll definitely create an issue tom...
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Automating “enter” keypresses for bash script generating ssh keys

... is shorter, and should ssh-keygen ever add a question, that will automatically be answered in too. :) – zrajm Apr 24 '15 at 11:08 ...
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Create Generic method constraining T to an Enum

... You don't gain much by including the other interfaces because almost all of the built-in value types implement all of those interfaces. This is especially true for constraints on a generic extension method, which is extremely handy for operating on enums, except for the fact that those extensi...