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In Windows Azure: What are web role, worker role and VM role?
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101
EDIT 3/3/2013 - updated to reference UDP endpoints, Virtual Machines, and more languages
EDIT ...
How can I check in a Bash script if my local Git repository has changes?
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205
What you're doing will almost work: you should quote $CHANGED in case it's empty, and -z tests ...
Convert python datetime to epoch with strftime
... since epoch you could do it explicitly:
>>> (datetime.datetime(2012,04,01,0,0) - datetime.datetime(1970,1,1)).total_seconds()
1333238400.0
In Python 3.3+ you can use timestamp() instead:
>>> datetime.datetime(2012,4,1,0,0).timestamp()
1333234800.0
Why you should not use da...
Why does PEP-8 specify a maximum line length of 79 characters? [closed]
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130
Much of the value of PEP-8 is to stop people arguing about inconsequential formatting rules, and...
C++ Modules - why were they removed from C++0x? Will they be back later on?
I just discovered this old C++0x draft about modules in C++0x.
4 Answers
4
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Check if element exists in jQuery [duplicate]
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answered Jan 4 '11 at 10:17
SarfrazSarfraz
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What is a patch in git version control?
...es you want to communicate and apply to another repo)
(picture from the 2008 blog post "Bioruby with git: how would that work?", published by Jan AERTS)
See also Contributing to Rails with Git as another concrete example.
Nowadays, the GitHub pull request makes it really easy to apply patches on...
How to use the new affix plugin in twitter's bootstrap 2.1.0?
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160
I was having a similar problem, and I believe I found an improved solution.
Don't bother specif...
Check existence of input argument in a Bash shell script
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It is:
if [ $# -eq 0 ]
then
echo "No arguments supplied"
fi
The $# variable will tell you the number of input arguments the script was passed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1" ]
then
echo...
How to make type=“number” to positive numbers only
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Add a min attribute
<input type="number" min="0">
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