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How to add footnotes to GitHub-flavoured Markdown?
...nce of the numbered marker and followed by a colon and the link, I.E. [1]: http://www.example.com/link1
And once you preview it, it will be rendered as numbered links in the body of the post.
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How to delete duplicate lines in a file without sorting it in Unix?
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From http://sed.sourceforge.net/sed1line.txt:
(Please don't ask me how this works ;-) )
# delete duplicate, consecutive lines from a file (emulates "uniq").
# First line in a set of duplicate lines is kept, rest are deleted.
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Cookie overflow in rails application?
...re a model object in the session.
Check out this railscast on this topic:
http://railscasts.com/episodes/13-dangers-of-model-in-session?autoplay=true
It's a better practice to store the id (user's id in this case) inside the session.
Then you won't have this problem.
(See Frederick Cheung comment...
How can I declare and define multiple variables in one line using C++?
I always though that if I declare these three variables that they will all have the value 0
10 Answers
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pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
... support python-3. The package is available in the PyPI [2].
Cheers
[1] https://pypi.python.org/pypi/pydot2/1.0.32
[2] https://pypi.python.org/pypi/pydot2
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Images can't contain alpha channels or transparencies
...cy) of multiple .png files within seconds.
You can download from here http://alphachannelremover.blogspot.com
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how to remove untracked files in Git?
I'm working on a branch, say "experimental" branch which I branch out from my master branch.Then, I generate a user model in experimental branch, but does not add them to index yet.
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C# 'is' operator performance
I have a program that requires fast performance. Within one of its inner loops, I need to test the type of an object to see whether it inherits from a certain interface.
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Spring ApplicationContext - Resource leak: 'context' is never closed
In a spring MVC application, I initialize a variable in one of the service classes using the following approach:
16 Answers...
Windows equivalent of the 'tail' command
Is there a way to simulate the *nix tail command on the Windows command line? I have a file and I want a way to snip off the first n lines of text. For example:
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