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How to turn on (literally) ALL of GCC's warnings?
...n software. Doing calculations as double would use the software emulation and be slower. That's relevant for some embedded CPUs, but completely irrelevant for modern desktop CPUs with hardware support for 64-bit floating-point.
Another warning that's not usually useful is -Wtraditional, which war...
Why use argparse rather than optparse?
I noticed that the Python 2.7 documentation includes yet another command-line parsing module. In addition to getopt and optparse we now have argparse .
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Throw an error in a MySQL trigger
...example on how to write the trigger in the link?I have two columns (idUser and idGuest) that must be mutually exclusive in the table orders, but i'm fairly new to triggers and i'm finding difficulties in writing it!Thx.
– Nicola Peluchetti
Mar 12 '11 at 14:44
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Process.start: how to get the output?
I would like to run an external command line program from my Mono/.NET app.
For example, I would like to run mencoder . Is it possible:
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How to save a dictionary to a file?
I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
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How to initialize private static members in C++?
...variable is of const int type (e.g. int, bool, char). You can then declare and initialize the member variable directly inside the class declaration in the header file:
class foo
{
private:
static int const i = 42;
};
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Is it pythonic to import inside functions?
... new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import line to the top of the file.
One other point, I prefer to get an ImportError exception before any code is run -- as a sanity check, so that's an...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
...ich then bubbles up through onActivityResult() to additionally destroy C and B.
13 Answers
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Exclude a directory from git diff
...I'm creating a diff for our entire software release using the git diff command. However the changes to the specs are irrelevant for this procedure, and just create headaches. now I know i can do
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How to create composite primary key in SQL Server 2008
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What is the diference between using Primary Key and CONSTRAINT like in the example by @matthew-abbott ?
– mateuscb
Oct 6 '11 at 19:57
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