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What is the best way to clear a session variable in rails?
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1 Answer
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How can I get name of element with jQuery?
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answered Jan 13 '12 at 15:13
Nicola PeluchettiNicola Peluchetti
70.3k2727 gold badges127127 silver badges181181 bronze badges
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C# - Attribute to Skip over a Method while Stepping in Debug Mode
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176
[DebuggerStepThrough]
(docs)
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Go to first line in a file in vim?
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418
In command mode (press Esc if you are not sure) you can use:
gg,
:1,
1G,
or 1gg.
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Creating an empty file in Ruby: “touch” equivalent?
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182
FileUtils.touch looks like what it does, and mirrors* the touch command:
require 'fileutils'
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PostgreSQL query to return results as a comma separated list
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Kaleem Ullah
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answered Aug 10 '12 at 15:09
sorinsorin
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
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User.select(:first,:email).group(:first,:email).having("count(*) > 1")
Also, this is a little unrelated but handy. If you want to see how times each combination was found, put .size at the end:
User.select(:first,:email).group(:first,:email).having("count(*) > 1").size
and you'll get...
Difference between .success() and .complete()?
As of jQuery 1.5, all jQuery's AJAX methods return a jqXHR object that provides .error() , .success() , and .complete() methods.
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Reading a binary file with python
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158
Read the binary file content like this:
with open(fileName, mode='rb') as file: # b is import...
How to use ? : if statements with Razor and inline code blocks
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301
This should work:
<span class="vote-up@(puzzle.UserVote == VoteType.Up ? "-selected" : "")"&...