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Validate phone number with JavaScript
...ctly. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
26 Answers
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How to do two-way filtering in AngularJS?
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231
It turns out that there's a very elegant solution to this, but it's not well documented.
Forma...
'IF' in 'SELECT' statement - choose output value based on column values
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1039
SELECT id,
IF(type = 'P', amount, amount * -1) as amount
FROM report
See http://dev.m...
Changing a specific column name in pandas DataFrame
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362
A one liner does exist:
In [27]: df=df.rename(columns = {'two':'new_name'})
In [28]: df
Out[...
How to highlight text using javascript
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13 Answers
13
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Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
I have a requirements.txt file that I'm using with Travis-CI. It seems silly to duplicate the requirements in both requirements.txt and setup.py , so I was hoping to pass a file handle to the install_requires kwarg in setuptools.setup .
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Disable Rails SQL logging in console
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321
To turn it off:
old_logger = ActiveRecord::Base.logger
ActiveRecord::Base.logger = nil
To t...
Get the string representation of a DOM node
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137
You can create a temporary parent node, and get the innerHTML content of it:
var el = document...
How to turn on (literally) ALL of GCC's warnings?
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131
You can't.
The manual for GCC 4.4.0 is only comprehensive for that version, but it does list ...
What command means “do nothing” in a conditional in Bash?
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3 Answers
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