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bash HISTSIZE vs. HISTFILESIZE?
...ong answer:
All the info above + some examples:
Example 1:
HISTFILESIZE=10 and HISTSIZE=10
You start your session.
Your HISTFILE (file that stores your bash command history), is truncated to contain HISTFILESIZE=10 lines.
You write 50 lines.
At the end of your 50 commands, only commands 41 to ...
What is a Lambda?
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answered Sep 29 '08 at 19:12
EeveeEevee
41.1k1010 gold badges8080 silver badges117117 bronze badges
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Converting a string to a date in JavaScript
...omputations as UTC.
To parse a date as UTC, append a Z - e.g.: new Date('2011-04-11T10:20:30Z').
To display a date in UTC, use .toUTCString(),
to display a date in user's local time, use .toString().
More info on MDN | Date and this answer.
For old Internet Explorer compatibility (IE versions le...
Auto-loading lib files in Rails 4
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+100
I think this may solve your problem:
in config/application.rb:
config.autoload_paths << Rails.root.join('lib')
and keep th...
Regex lookahead for 'not followed by' in grep
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answered Feb 8 '12 at 18:08
Jonathan LefflerJonathan Leffler
641k111111 gold badges777777 silver badges11491149 bronze badges
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How to import existing *.sql files in PostgreSQL 8.4?
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edited Aug 3 '10 at 6:38
answered Aug 3 '10 at 6:16
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What is the right way to override a setter method in Ruby on Rails?
...========================================================
Update: July 19, 2017
Now the Rails documentation is also suggesting to use super like this:
class Model < ActiveRecord::Base
def attribute_name=(value)
# custom actions
###
super(value)
end
end
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Is it possible to have multiple styles inside a TextView?
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answered Oct 7 '09 at 18:58
LegendLegend
101k106106 gold badges249249 silver badges379379 bronze badges
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How do I run git log to see changes only for a specific branch?
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edited Jun 7 '18 at 16:10
answered Jan 10 '11 at 17:07
Wa...
How to set up a git project to use an external repo submodule?
...ares them to Subversion's svn:externals mechanism: http://speirs.org/blog/2009/5/11/understanding-git-submodules.html
* As a best practice, you should always place your submodules in their own directory, such as Externals. If you don't, your root project directory can become very cluttered very f...