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Start a git commit message with a hashmark (#)
Git treats lines starting with # as comment lines when committing. this is very annoying when working with a ticket tracking system, and trying to write the ticket number at the beginning of the line, e.g.
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Node.js Unit Testing [closed]
Are there any good node.js (server side js) unit testing frameworks currently out there? I'm looking for something a little deeper than the Assert module provided.
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SQL is null and = null [duplicate]
...considered as false for the purposes of a where clause (strictly speaking, it's "not true", rather than "false", but the effect is the same).
The reasoning is that a null means "unknown", so the result of any comparison to a null is also "unknown". So you'll get no hit on rows by coding where my_co...
Which is better, return value or out parameter?
If we want to get a value from a method, we can use either return value, like this:
17 Answers
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Why are side-effects modeled as monads in Haskell?
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Suppose a function has side effects. If we take all the effects it produces as the input and output parameters, then the function is pure to the outside world.
So, for an impure function
f' :: Int -> Int
we add the RealWorld to the consideration
f :: Int -> RealWorld -> (Int, Re...
What is the best open XML parser for C++? [duplicate]
...r a simple, clean, correct XML parser to use in my C++ project. Should I write my own?
12 Answers
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jQuery: Get height of hidden element in jQuery
I need to get height of an element that is within a div that is hidden. Right now I show the div, get the height, and hide the parent div. This seems a bit silly. Is there a better way?
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How do I reverse an int array in Java?
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To reverse an int array, you swap items up until you reach the midpoint, like this:
for(int i = 0; i < validData.length / 2; i++)
{
int temp = validData[i];
validData[i] = validData[validData.length - i - 1];
validData[validData.length - i - 1...
Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
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PHP doesn't have a garbage collector. It uses reference counting to manage memory. Thus, the most common source of memory leaks are cyclic references and global variables. If you use a framework, you'll have a lot of code to trawl through to find it, I'm afraid. ...
Studies on optimal code width?
If you enable the "View Right Margin" in your IDE of choice, it is likely that it will default to 80 characters. I tend to change it to 120 for no reason other than it was the standard at a company I was with a few years back, and no other company has told me to do it differently.
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