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Check if a string matches a regex in Bash script
...]] && echo "yes"
Or more a accurate test:
[[ $date =~ ^[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|[1-2][0-9]|3[0-1])$ ]] && echo "yes"
# |^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^^^^^ ^^^^^^ |
# | | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ |
# | | | ...
Where should signal handlers live in a django project?
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41
I actually like to make them classmethods of the model itself. That keeps everything within one ...
How to load program reading stdin and taking parameters in gdb?
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132
If you were doing it from a shell you'd do it like this:
% gdb myprogram
gdb> run params ....
What is the maximum characters for the NVARCHAR(MAX)?
...yte of storage.
Since NVARCHAR uses 2 bytes per character, that's approx. 1 billion characters.
Leo Tolstoj's War and Peace is a 1'440 page book, containing about 600'000 words - so that might be 6 million characters - well rounded up. So you could stick about 166 copies of the entire War and Peac...
How to convert a private key to an RSA private key?
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156
Newer versions of OpenSSL say BEGIN PRIVATE KEY because they contain the private key + an OID ...
How to deploy correctly when using Composer's develop / production switch?
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edited Sep 26 '19 at 12:11
answered Feb 20 '14 at 22:42
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Converting A String To Hexadecimal In Java
I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ.
21 Answers
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How to trigger a build only if changes happen on particular set of files
...e stock Git plugin does not have a "included region" feature at this time (1.15). However, someone posted patches on GitHub that work on Jenkins and Hudson that implement the feature you want.
It is a little work to build, but it works as advertised and has been extremely useful since one of my Git...
How to redirect Valgrind's output to a file?
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419
valgrind --log-file="filename"
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Are there any disadvantages to always using nvarchar(MAX)?
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159
Same question was asked on MSDN Forums:
Varchar(max) vs Varchar(255)
From the original post ...