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How do I fetch lines before/after the grep result in bash?
...n use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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How do I get logs/details of ansible-playbook module executions?
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114
If you pass the -v flag to ansible-playbook on the command line, you'll see the stdout and std...
Find and copy files
... of the arguments to cp reversed:
find /home/shantanu/processed/ -name '*2011*.xml' -exec cp "{}" /home/shantanu/tosend \;
Please, note: the find command use {} as placeholder for matched file.
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How does Task become an int?
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173
Does an implicit conversion occur between Task<> and int?
Nope. This is just part o...
plot with custom text for x axis points
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196
You can manually set xticks (and yticks) using pyplot.xticks:
import matplotlib.pyplot as plt...
Color in git-log
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As of git 1.8.3 (May 24, 2013), you can use %C(auto) to decorate %d in the format string of git ...
“git diff” does nothing
...gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
5 Answers
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Stop pip from failing on single package when installing with requirements.txt
...ine with pip install may be a workaround.
cat requirements.txt | xargs -n 1 pip install
Note: -a parameter is not available under MacOS, so old cat is more portable.
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Revert a range of commits in git
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179
What version of Git are you using?
Reverting multiple commits in only supported in Git1.7.2+:...