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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...e even less portable and break on fairly recent systems (e.g. even Ubuntu 16.04 if not later).
Another downside is that since you aren't calling an explicit executable, it's got the potential for mistakes, and on multiuser systems security problems (if someone managed to get their executable called...
What are the differences between local branch, local tracking branch, remote branch and remote track
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edited Jan 2 '18 at 16:39
Brian Webster
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Git - Difference Between 'assume-unchanged' and 'skip-worktree'
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694
You want skip-worktree.
assume-unchanged is designed for cases where it is expensive to check...
How do I delete rows in a data frame?
... operator.
So, assuming the data.frame is called myData:
myData[-c(2, 4, 6), ] # notice the -
Of course, don't forget to "reassign" myData if you wanted to drop those rows entirely---otherwise, R just prints the results.
myData <- myData[-c(2, 4, 6), ]
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Filtering Pandas DataFrames on dates
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Foreever
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answered Apr 6 '14 at 19:32
RetoziRetozi
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How to programmatically display version/build number of target in iOS app?
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What's the difference between “groups” and “captures” in .NET regular expressions?
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Robert Harvey
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answered Jul 23 '10 at 17:41
AbelAbel
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What's quicker and better to determine if an array key exists in PHP?
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answered Mar 31 '09 at 6:23
Richard LevasseurRichard Levasseur
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Python str vs unicode types
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BakuriuBakuriu
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Pip install Matplotlib error with virtualenv
...the following dependencies in ubuntu: libpng-dev, libjpeg8-dev, libfreetype6-dev.
– Darwin Tech
Mar 26 '12 at 15:26
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