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Check if a string matches a regex in Bash script
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You can use the test construct, [[ ]], along with the regular expression match operator, =~, to check if a string matches a regex pattern.
For your specific case, you can write:
[[ $date =~ ^[0-9]{8}$ ]] && echo "yes"
Or more a accu...
Understanding :source option of has_one/has_many through of Rails
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I've tested this. it is singular, no s suffix in the :source =>
– Anwar
Oct 18 '15 at 14:02
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Grepping a huge file (80GB) any way to speed it up?
... ton of time. The above is a translation of something that I am currently testing. the -j and -n option value seemed to work best for my use case. The -F grep also made a big difference.
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Is there a way to word-wrap long words in a div?
...e used this class for a bit now, and works like a charm. (note: I've only tested in FireFox and IE)
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How do I skip a match when using Ctrl+D for multiple selections in Sublime Text 2?
...mething highlighted already, Ctrl + D will do substring searching.
I have tested and it works in Sublime Text 2 Version 2.0.1, Build 2217.
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Search in all files in a project in Sublime Text 3
...ated, because there almost certainly is a max depth i tried it out using a test dir with many many sub dirs, and sub sub dirs... sigh. time to look at the config file
– hello_there_andy
Nov 14 '19 at 13:33
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Best way to show a loading/progress indicator?
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This works, but when I tested this, I could dismiss the dialog by touching the screen outside of it or pressing the Back button. I fixed this by adding a call to progress.setCancelable(false);.
– Sam
Jun 20 '1...
Change a column type from Date to DateTime during ROR migration
... You're right, I just assumed a beginner would choose the latest technology available, but that's, of course, unsure
– apneadiving
Mar 4 '11 at 8:46
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How can I add remote repositories in Mercurial?
...for a team with developers using both Git and Mercurial.
Note: I haven't tested that tool with the latest versions of Mercurial.
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See “real” commit date in github (hour/day)
... for screenshots), the above Javascript-based solutions do not match the latest Github HTML (see comments). And they did not take into account the fact that the timestamps are auto-updated based on a timer ("X minutes ago" has to change every minute), so they will periodically reappear.
The followi...