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What characters are allowed in an email address?

... not appear consecutively unless quoted (e.g. John..Doe@example.com is not allowed but "John..Doe"@example.com is allowed); space and "(),:;<>@[\] characters are allowed with restrictions (they are only allowed inside a quoted string, as described in the paragraph below, and in addition, a b...
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Remove the last character from a string [duplicate]

... really great!, at least for me... i am too searching for this..and found it here... thanks +1 – Mohammed Sufian Jan 24 '14 at 21:45 ...
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do you have kcachegrind like profiling tools for mac [closed]

... I ended up using qcachegrind on OSX. It can be installed via brew brew install qcachegrind or, to enable graphviz support: brew install qcachegrind --with-graphviz What's great about this program is that I successfully loaded a 6.1GB cachegrind file on my MacBook Pro! P...
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How to sum all column values in multi-dimensional array?

How can I add all the columnar values by associative key? Note that key sets are dynamic. 20 Answers ...
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How can I get PHPUnit MockObjects to return different values based on a parameter?

I've got a PHPUnit mock object that returns 'return value' no matter what its arguments: 11 Answers ...
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Listing only directories in UNIX

... of ls isn't used. Similar to the behaviour of ls *php and how it displays all files ending with php in a directory. – David Hancock Oct 18 '13 at 15:24 3 ...
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Laravel: Get base url

...to('/'); App::make('url')->to('/'); Or inject the UrlGenerator: <?php namespace Vendor\Your\Class\Namespace; use Illuminate\Routing\UrlGenerator; class Classname { protected $url; public function __construct(UrlGenerator $url) { $this->url = $url; } public...
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Coding in Other (Spoken) Languages

... If I understood well the question actually is: "does every single coder in the world know enough English to use the exact same reserved words as I do?" Well.. English is not the subject here but programming language reserved words. I mean, when I started about ...
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How to force vim to syntax-highlight a file as html?

... :set syntax=<type> where <type> is something like perl, html, php, etc. There is another mechanism that can be used to control syntax highlighting called filetype, or ft for short. Similar to syntax, you give it a type like this: :set filetype=html. Other filetypes are perl, php, etc. S...
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CHECK constraint in MySQL is not working

...ySQL Reference Manual says: The CHECK clause is parsed but ignored by all storage engines. Try a trigger... mysql> delimiter // mysql> CREATE TRIGGER trig_sd_check BEFORE INSERT ON Customer -> FOR EACH ROW -> BEGIN -> IF NEW.SD<0 THEN -> SET NEW.SD=0;...