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Difference between timestamps with/without time zone in PostgreSQL
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i'm working with python, and thats what gets inserted when insert a timestamp aware datettime object. It seems to me there is value in using timestamp with time zone, but its not necessary to handle timezones.
– pk1m
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How to validate an email address using a regular expression?
...ex library used e.g. in PHP) can correctly parse RFC 5322 without a hitch. Python and C# can do that too, but they use a different syntax from those first two. However, if you are forced to use one of the many less powerful pattern-matching languages, then it’s best to use a real parser.
It's als...
Regular expressions in C: examples?
...ssions in C. The Perl syntax is pretty much that same syntax used in Java, Python, and a number of other languages. The POSIX syntax is the syntax used by grep, sed, vi, etc.
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Quickly find whether a value is present in a C array?
... much faster than a linear search of 256 or 1024 values.
I've written some Python code to find reasonable hash functions.
Binary search
If you sort your array of 256 "valid" values, then you can do a binary search, rather than a linear search. That means you should be able to search 256-entry table ...
How to change the output color of echo in Linux
...programming language?
Yes, you can. I experienced in bash, c, c++, d perl, python
Do they slow down the speed of a program?
I think, NO.
Can we use these on Windows?
3/4-bit Yes, if you compile the code with gcc
some screen-shots on Win-7
How to calculate the length of code?
\033[ = 2, other parts 1...
Ruby on Rails Server options [closed]
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Phusion Passenger actually supports more than just Ruby! It also supports Python WSGI, so it can for example also run Django and Flask apps. In fact Phusion Passenger is moving into the direction of becoming a polyglot server. Node.js support on the todo list.
Out-of-band garbage collection. Phusio...
Compile time string hashing
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Yes absolutely. I tested it against the Python CRC32 runtime algorithm (coming from zlib) and the results are the same. In fact, what you're trying to achieve is exactly why I use this technique for!
– Clement JACOB
Aug 23 '13...
What are the differences between Autotools, Cmake and Scons?
...'s still really more geared to doing POSIX stuff and you'd need to install Python and SCons to use it.
It has issues doing cross-compilation unless you're using something like Scratchbox2.
Admittedly slower and less stable than CMake from their own comparison. They come up with half-hearted (the PO...
What are the mathematical/computational principles behind this game?
...read this 100 more times to try to figure out how to generate card sets in Python...
– Jared
Apr 2 '13 at 13:17
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What exactly is a reentrant function?
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There are many programming systems out there: Ocaml is one, and I think Python as well, which have lots of non-reentrant code in them, but which uses a global lock to interleave thread acesss. These systems are not re-entrant and they're not thread-safe or concurrent-safe, they operate safely sim...