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What does “coalgebra” mean in the context of programming?
I have heard the term "coalgebras" several times in functional programming and PLT circles, especially when the discussion is about objects, comonads, lenses, and such. Googling this term gives pages that give mathematical description of these structures which is pretty much incomprehensible to me. ...
Array Length in Java
I declared an array as shown below:
16 Answers
16
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Show pending migrations in rails
Is there a rake task that shows the pending migrations in a rails app?
10 Answers
10
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Call a Javascript function every 5 seconds continuously [duplicate]
I want to Call a Javascript function every 5 seconds continuously.
I have seen the setTimeOut event. Will it be working fine if I want it continuously?
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String comparison: InvariantCultureIgnoreCase vs OrdinalIgnoreCase? [duplicate]
Which would be better code:
4 Answers
4
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How can I find the data structure that represents mine layout of Minesweeper in memory?
...verse engineering, using Minesweeper as a sample application. I've found this MSDN article on a simple WinDbg command that reveals all the mines but it is old, is not explained in any detail and really isn't what I'm looking for.
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How do I URl encode something in Node.js?
I want to URL encode this:
5 Answers
5
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Using unset vs. setting a variable to empty
I'm currently writing a bash testing framework, where in a test function, both standard bash tests ( [[ ) as well as predefined matchers can be used. Matchers are wrappers to '[[' and besides returning a return code, set some meaningful message saying what was expected.
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How to style the UL list to a single line
I want to render this list in a single line.
5 Answers
5
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What are bitwise shift (bit-shift) operators and how do they work?
I've been attempting to learn C in my spare time, and other languages (C#, Java, etc.) have the same concept (and often the same operators) ...
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