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How do I create a copy of an object in PHP?
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Eran GalperinEran Galperin
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How can I avoid running ActiveRecord callbacks?
....new(:name => 'foo')
p.send(:create_without_callbacks)
p = Person.find(1)
p.send(:update_without_callbacks)
This is definitely something that you'll only really want to use in the console or while doing some random tests. Hope this helps!
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Where to define custom error types in Ruby and/or Rails?
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For Gems
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Extract part of a regex match
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Use ( ) in regexp and group(1) in python to retrieve the captured string (re.search will return ...
Problems installing the devtools package
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15 Answers
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
... have an Arduino Duemilanove with an ATmega328 . I am working on Ubuntu 12.04 (Precise Pangolin), and the Arduino IDE's version is 1.0. Recently, I tried to upload a few of the sample sketches onto it, such as the Blink one. However, none of my attempts are working and they result in the same er...
Is there a cross-domain iframe height auto-resizer that works?
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You have three alternatives:
1. Use iFrame-resizer
This is a simple library for keeping iFrames sized to their content. It uses the PostMessage and MutationObserver APIs, with fall backs for IE8-10. It also has options for the content page to request the...
Find method references in Xcode
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edited Mar 6 '15 at 12:50
answered Jul 29 '13 at 18:43
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Difference between Python's Generators and Iterators
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11 Answers
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