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How to use php serialize() and unserialize()
...ructure cannot be transported or stored or otherwise used outside of a running PHP script. If you want to persist such a complex data structure beyond a single run of a script, you need to serialize it. That just means to put the structure into a "lower common denominator" that can be handled by thi...
PHP random string generator
I'm trying to create a randomized string in PHP, and I get absolutely no output with this:
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What is the difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout?
... between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout in .NET?
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adding noise to a signal in python
I want to add some random noise to some 100 bin signal that I am simulating in Python - to make it more realistic.
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How to convert floats to human-readable fractions?
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I have found David Eppstein's find rational approximation to given real number C code to be exactly what you are asking for. Its based on the theory of continued fractions and very fast and fairly compact.
I have used versions of this customized fo...
“unadd” a file to svn before commit
I was in the middle of doing a recursive svn add/commit, and a folder which did not have the proper ignore properties was included. I've got about 100 uploaded binary files versioned now, but I haven't committed yet.
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Difference between matches() and find() in Java Regex
I am trying to understand the difference between matches() and find() .
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How do I convert a hexadecimal color to rgba with the Less compiler?
I have the following code:
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Scaling Node.js
...rly new to large-scale server-side development. I want to write a server using Node.js, but before I forge ahead I'd like to know what the general principles are for scaling node up to, say, 20 queries per second.
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Python: Select subset from list based on index set
I have several lists having all the same number of entries (each specifying an object property):
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