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What is this CSS selector? [class*=“span”]
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edited Apr 18 '15 at 18:29
answered Mar 23 '12 at 8:43
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Difference between CC, gcc and g++?
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127
The answer to this is platform-specific; what happens on Linux is different from what happens ...
Coding Katas for practicing the refactoring of legacy code
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+100
I don't know of a site that catalogs them directly, but one strategy that I've used on occasion is this:
Find an old, small, unmai...
Is there a benefit to defining a class inside another class in Python?
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126
You might want to do this when the "inner" class is a one-off, which will never be used outsid...
Validate uniqueness of multiple columns
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321
You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :sc...
Removing a model in rails (reverse of “rails g model Title…”)
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194
bundle exec rake db:rollback
rails destroy model <model_name>
When you generate a ...
Is it possible to include a file in your .gitconfig
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Git (1.7.10+) now supports this syntax in .gitconfig:
[include]
path = /path/to/file
See here for a detailed description of the git change and its edge cases.
By the way, a couple of subtleties worth pointing out:
Enviro...
What is the benefit of using Fragments in Android, rather than Views?
...veloping for Android , you can set your target (or minimum) sdk to 4 (API 1.6) and add the android compatibility package (v4) to add support for Fragments . Yesterday I did this and successfully implemented Fragments to visualize data from a custom class.
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Make an existing Git branch track a remote branch?
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Given a branch foo and a remote upstream:
As of Git 1.8.0:
git branch -u upstream/foo
Or, if local branch foo is not the current branch:
git branch -u upstream/foo foo
Or, if you like to type longer commands, these are equivalent to the above two:
git branch --set-upstream-t...
Read a text file using Node.js?
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176
You'll want to use the process.argv array to access the command-line arguments to get the file...