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When to use symbols instead of strings in Ruby?
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
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The *args and **kwargs is a common idiom to allow arbitrary number of arguments to functions as...
Why is whitespace sometimes needed around metacharacters?
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edited Jun 9 '14 at 15:16
Toothbrush
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In git, what is the difference between merge --squash and rebase?
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How to execute a Ruby script in Terminal?
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edited Jul 14 '15 at 20:08
Vince
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Making 'git log' ignore changes for certain paths
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It is implemented now (git 1.9/2.0, Q1 2014) with the introduction pathspec magic :(exclude) and its short form :! in commit ef79b1f and commit 1649612, by
Nguyễn Thái Ngọc Duy (pclouds), documentation can be found here.
You now can log everything except a sub-f...
Gem::LoadError for mysql2 gem, but it's already in Gemfile
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Run JavaScript when an element loses focus
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CanavarCanavar
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How can I merge two hashes without overwritten duplicate keys in Ruby?
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answered Dec 30 '09 at 15:45
Alex ReisnerAlex Reisner
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sqlalchemy IS NOT NULL select
...n').isnot(None)
<sqlalchemy.sql.elements.BinaryExpression object at 0x104603850>
>>> str(column('YourColumn').isnot(None))
'"YourColumn" IS NOT NULL'
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