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Grep characters before and after match?
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187
3 characters before and 4 characters after
$> echo "some123_string_and_another" | grep -o ...
MySQL's now() +1 day
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461
You can use:
NOW() + INTERVAL 1 DAY
If you are only interested in the date, not the date and ...
Can I add jars to maven 2 build classpath without installing them?
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edited Aug 9 at 15:39
Spooky
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DataTable: Hide the Show Entries dropdown but keep the Search box
...es dropdown but keep the Search box in DataTable? I want to always display 10 rows with pagination at the bottom along with search box but do not want to display the Show entries dropdown.
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Safely limiting Ansible playbooks to a single machine?
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13 Answers
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Any reason not to use '+' to concatenate two strings?
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122
There is nothing wrong in concatenating two strings with +. Indeed it's easier to read than ''...
Differences between “BEGIN RSA PRIVATE KEY” and “BEGIN PRIVATE KEY”
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189
See https://polarssl.org/kb/cryptography/asn1-key-structures-in-der-and-pem (search the page f...
Insert into a MySQL table or update if exists
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11 Answers
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Setting environment variables via launchd.conf no longer works in OS X Yosemite/El Capitan/macOS Sie
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Create an environment.plist file in ~/Library/LaunchAgents/ with this content:
<?xml versi...
undefined reference to boost::system::system_category() when compiling
I'm trying to compile a program on Ubuntu 11.10 that uses the Boost libraries. I have the 1.46-dev Boost libraries from the Ubuntu Repository installed, but I get an error when compiling the program.
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