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Two single-column indexes vs one two-column index in MySQL?
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If you have two single column indexes, only one of them will be used in your example.
If you ...
Scala: What is the difference between Traversable and Iterable traits in Scala collections?
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To put it simply, iterators keep state, traversables don't.
A Traversable has one abstract me...
How should I read a file line-by-line in Python?
In pre-historic times (Python 1.4) we did:
4 Answers
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Command line: piping find results to rm
I'm trying to work out a command which deletes sql files older than 15 days.
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How can I select every other line with multiple cursors in Sublime Text?
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answered Apr 29 '13 at 7:52
Joe DaleyJoe Daley
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What does the brk() system call do?
...ere very lucky it would crash immediately.
I'm not sure where the number 512GB in this diagram comes from. It implies a 64-bit virtual address space, which is inconsistent with the very simple memory map you have there. A real 64-bit address space looks more like this:
Legend: t...
How to return result of a SELECT inside a function in PostgreSQL?
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+500
Use RE...
What is the purpose of the “Prefer 32-bit” setting in Visual Studio and how does it actually work?
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Microsoft has a blog entry What AnyCPU Really Means As Of .NET 4.5 and Visual Studio 11:
In ...
How to set a selected option of a dropdown list control using angular JS
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I hope I understand your question, but the ng-model directive creates a two-way binding betwee...
Passing command line arguments from Maven as properties in pom.xml
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For your property example do:
mvn install "-Dmyproperty=my property from command line"
Note...