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Differences between Perl and PHP [closed]
...ng this in PHP is $foo = isset($foo) ? $foo : 'default'; (Update, in PHP 7.0+ you can do $foo = $foo ?? 'default')
Perl variable names indicate built-in type, of which Perl has three, and the type specifier is part of the name (called a "sigil"), so $foo is a different variable than @foo or %foo.
(r...
How to verify an XPath expression in Chrome Developers tool or Firefox's Firebug?
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edited Apr 10 at 16:43
Artem Krosheninnikov
9877 bronze badges
answered Mar 22 '14 at 3:41...
Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent
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+50
Open Keychain Access, then in the File menu select Lock All Keychains.
Then go back to Xcode and clean and rebuild. It will prompt ...
GROUP BY with MAX(DATE) [duplicate]
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edited Apr 30 '15 at 6:23
Pacerier
71.8k7979 gold badges314314 silver badges582582 bronze badges
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How do I pronounce “=>” as used in lambda expressions in .Net
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edited Dec 6 '13 at 20:36
answered Nov 7 '08 at 23:46
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ExecJS and could not find a JavaScript runtime
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Ubuntu Users
I'm on Ubuntu 11.04 and had similar issues. Installing Node.js fixed it.
As of Ubuntu 13.04 x64 you only need to run:
sudo apt-get install nodejs
This will solve the problem.
CentOS/RedHat Users
sudo yum install nodejs
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Pretty-Print JSON Data to a File using Python
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103
You should use the optional argument indent.
header, output = client.request(twitterRequest, m...
Why not use tables for layout in HTML? [closed]
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share
edited Aug 1 '10 at 18:42
community wiki
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Why does cURL return error “(23) Failed writing body”?
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edited Nov 14 '15 at 10:49
answered Mar 5 '15 at 13:58
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Overriding fields or properties in subclasses
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