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Bash Script: count unique lines in file
...s myfile.txt.
– Johan
Dec 30 '18 at 12:28
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Return first match of Ruby regex
...ch.
– Daniel Beardsley
Feb 6 '09 at 12:17
3
Neat, didn't know about this shortcut.
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split string in to 2 based on last occurrence of a separator
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120
Use rpartition(s). It does exactly that.
You can also use rsplit(s, 1).
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How do I use Nant/Ant naming patterns?
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sparkplugsparkplug
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Format decimal for percentage values?
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12
If you have a good reason to set aside culture-dependent formatting and get explicit control ov...
Docker EXPOSE a port only to Host
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Sure, just bind it to localhost, like this:
docker run -p 127.0.0.1:27017:27017
Also: Your host can also talk to each container normally over its IP. Use docker inspect $ID to get a json dump (beside other stuff) containing the network IP.
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What does the KEY keyword mean?
...t synonyms.
– oneloop
Jan 31 '17 at 12:19
4
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SQL DELETE with INNER JOIN
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If the database is InnoDB then it might be a better idea to use foreign keys and cascade on del...
SQL Query Where Field DOES NOT Contain $x
...al characters.
– Pieter Bos
May 16 '12 at 15:01
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What is Erlang written in?
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edited Nov 22 '19 at 12:27
answered Nov 22 '19 at 12:18
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