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A migration to add unique constraint to a combination of columns
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add_index :people, [:firstname, :lastname, :dob], :unique => true
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How can I provide multiple conditions for data trigger in WPF?
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280
Use MultiDataTrigger type
<Style TargetType="ListBoxItem">
<Style.Triggers>
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What guarantees are there on the run-time complexity (Big-O) of LINQ methods?
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There are very, very few guarantees, but there are a few optimizations:
Extension methods tha...
When do I need to use AtomicBoolean in Java?
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When multiple threads need to check and change the boolean. For example:
if (!initialized) {
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How to ignore files which are in repository?
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answered Aug 29 '11 at 15:37
VonCVonC
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Forgot “git rebase --continue” and did “git commit”. How to fix?
...to see if that's an easier solution for you. https://stackoverflow.com/a/12163247/493106
I'd have to try it out, but I think this is what I would do:
Tag your latest commit (or just write down its SHA1 somewhere so you don't lose it): git tag temp
git rebase --abort
Do the rebase again. You'll ha...
How to style a JSON block in Github Wiki?
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edited Feb 15 '13 at 20:50
answered Feb 15 '13 at 19:24
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Why does using an Underscore character in a LIKE filter give me all the results?
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edited Jan 12 '16 at 6:56
answered Oct 25 '13 at 11:27
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Get original URL referer with PHP?
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edited May 1 '13 at 15:02
answered Dec 8 '09 at 4:28
Samp...
Why is whitespace sometimes needed around metacharacters?
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268
There is a list of characters that separate tokens in BASH. These characters are called metach...