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What does “=>” mean in PHP?

What does the => operator mean in the following code? 6 Answers 6 ...
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Alternate output format for psql

I am using PostgreSQL 8.4 on Ubuntu. I have a table with columns c1 through cN . The columns are wide enough that selecting all columns causes a row of query results to wrap multiple times. Consequently, the output is hard to read. ...
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Remove items from one list in another

I'm trying to figure out how to traverse a generic list of items that I want to remove from another list of items. 9 Answer...
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How to install pip for Python 3 on Mac OS X?

OS X (Mavericks) has Python 2.7 stock installed. But I do all my own personal Python stuff with 3.3. I just flushed my 3.3.2 install and installed the new 3.3.3. So I need to install pyserial again. I can do it the way I've done it before, which is: ...
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C# switch on type [duplicate]

C# doesn't support switching on the type of an object. What is the best pattern of simulating this: 5 Answers ...
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Object comparison in JavaScript [duplicate]

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How to use if statements in underscore.js templates?

I'm using the underscore.js templating function and have done a template like this: 8 Answers ...
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How to use clock() in C++

How do I call clock() in C++ ? 7 Answers 7 ...
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HTML inside Twitter Bootstrap popover

I am trying to display HTML inside a bootstrap popover, but somehow it's not working. I found some answers here but it won't work for me. Please let me know if I'm doing something wrong. ...
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What is the difference between “git branch” and “git checkout -b”?

... does the same thing. How do these two commands differ, if they differ at all? 7 Answers ...