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How to re-open an issue in github?
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edited Apr 1 at 18:50
Helix123
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answered Jan 24 '14 at 1...
Can we have multiple “WITH AS” in single sql - Oracle SQL
...econd subquery.
– Wax
Feb 21 '17 at 5:55
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Is there a CSS not equals selector?
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158
In CSS3, you can use the :not() filter, but not all browsers fully support CSS3 yet, so be sure...
Difference between Label and TextBlock
...ccording to the Windows Applications Development with Microsoft .NET 4 70-511 Training Kit
5 Answers
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How do I ignore the authenticity token for specific actions in Rails?
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235
In Rails 4:
skip_before_action :verify_authenticity_token, except: [:create, :update, :destroy]...
What is the difference between `after_create` and `after_save` and when to use which?
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Taryn EastTaryn East
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Multiplication on command line terminal
...s built-in Arithmetic Expansion $(( )) to do some simple maths
$ echo "$((5 * 5))"
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Check the Shell Arithmetic section in the Bash Reference Manual for a complete list of operators.
For sake of completeness, as other pointed out, if you need arbitrary precision, bc or dc would be better.
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PostgreSQL disable more output
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To disable pagination but retain the output, use:
\pset pager off
To remember this setting, ...