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How to empty a redis database?
...8+, a combo of SCAN and DEL would do the trick nicely. See here for a bash script that does it: stackoverflow.com/a/23399125/3160475
– Itamar Haber
Nov 11 '14 at 9:09
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How can I have linked dependencies in a git repo?
In my scripts, I often use libraries (mine or others') that have their own repos. I don't want to duplicate those in my repo and get stuck with updating them every time a new version comes out.
However, when somebody clones the repo, it should still work locally and not have broken links.
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Running a cron job at 2:30 AM everyday
...ing you can check Debugging crontab or Why is crontab not executing my PHP script?.
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Subset of rows containing NA (missing) values in a chosen column of a data frame
... the "preferred" way to accomplish this feat (if you are writing this in a script). See: stackoverflow.com/questions/9860090/…
– Jonathan
Feb 22 '13 at 17:30
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How to deal with page breaks when printing a large HTML table
...ere worked for me in Chrome. AAverin on GitHub has created some useful Javascript for this purpose and this worked for me:
Just add the js to your code and add the class 'splitForPrint' to your table and it will neatly split the table into multiple pages and add the table header to each page.
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Why are Docker container images so large?
...ess that the initial size of most images.
You can also take a look at the script I wrote to make the minimal Ubuntu image for Docker. You can perhaps adapt it to Fedora, but I'm not sure how much you will be able to uninstall.
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Difference between “git checkout ” and “git checkout -- ”
...IX getopt(3) to handle its command line options, (see man 3 getopt), shell-scripts which use getopt(1), and some programs which implement it themselves, but is not universally guaranteed to work.
– arielf
Mar 22 '16 at 17:56
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github: No supported authentication methods available
...nvironment variable to use the ssh client included with git.
The .profile script gets executed when you start your Git Bash command line.
Edit:
This is my .profile. It will ask you for your password the first time you start the git command prompt, then will remember it from then on, until you rebo...
HTML img scaling
...es you can use a percentage.
The first part can be done, but requires JavaScript, so might not work for all users.
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JavaScript replace/regex
...pression. Further, the regular expression literal can be compiled when the script is parsed rather than each time the function is executed. In order to match a reverse-solidus you can either write /\\/ or RexExp("\\\\").
– John
Mar 26 '14 at 21:33
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