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JavaScript function to add X months to a date
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18 Answers
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What's quicker and better to determine if an array key exists in PHP?
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10 Answers
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How to Query an NTP Server using C#?
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Since the old accepted answer got deleted (It was a link to a Google code search results that ...
Calculate the center point of multiple latitude/longitude coordinate pairs
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21 Answers
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Undefined method 'task' using Rake 0.9.0
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I had the same exception when running the 0.9.0.beta.4 version of Rake.
It looks like the new ...
What is a method that can be used to increment letters?
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Why does this code using random strings print “hello world”?
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Return 0 if field is null in MySQL
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Use IFNULL:
IFNULL(expr1, 0)
From the documentation:
If expr1 is not NULL, IFNULL() returns expr1; otherwise it returns expr2. IFNULL() returns a numeric or string value, depending on the context in which it is used.
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How to send a simple string between two programs using pipes?
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A regular pipe can only connect two related processes. It is created by a process and will va...
On localhost, how do I pick a free port number?
...igure out which port is available? I assume I cannot listen on port 80 or 21?
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