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What is the purpose of the var keyword and when should I use it (or omit it)?

...iable is the entire enclosing function where as "let" is restricted to its block – mac Oct 1 '12 at 11:16 @kangax what...
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How to get distinct values from an array of objects in JavaScript?

... If this were PHP I'd build an array with the keys and take array_keys at the end, but JS has no such luxury. Instead, try this: var flags = [], output = [], l = array.length, i; for( i=0; i<l; i++) { if( flags[array[i].age]) conti...
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Set transparent background using ImageMagick and commandline prompt

...color and white background. like trump photos. – Sr. PHP Programmer Team Lead Nov 27 '19 at 5:24 For white on white, t...
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Stop execution of Ruby script

Is there a method like exit or die in PHP which stops the execution of a Ruby script? 4 Answers ...
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Rails I18n validation deprecation warning

...tion/gems/authlogic-3.1.0/lib/authlogic/acts_as_authentic/email.rb:102:in `block in included'", "/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/authlogic-3.1.0/lib/authlogic/acts_as_authentic/email.rb:99:in `class_eval'", "/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/authlogi...
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YouTube Video Embedded via iframe Ignoring z-index?

...=transparent"; } } } </script> I load it in the footer.php Wordpress file. Code found in comment here (thanks Gerson) share | improve this answer | follo...
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Can I redirect the stdout in python into some sort of string buffer?

... I highly recommend to reassign the old stdout in a finally: block, so it is also reassigned if an exception is risen in between. try: bkp = sys.stdout ... ... finally: sys.stdout = bkp – Matthias Kuhn Feb 20 '14 at 13:37 ...
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Get current AUTO_INCREMENT value for any table

... mysqli executable sample code: <?php $db = new mysqli("localhost", "user", "password", "YourDatabaseName"); if ($db->connect_errno) die ($db->connect_error); $table=$db->prepare("SHOW TABLE STATUS FROM YourDatabaseName"); $table-&gt...
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How to convert a SVG to a PNG with ImageMagick?

...esize x200 for height. See: imagemagick.org/script/command-line-processing.php#geometry for exhaustive ImageMagick geometry options. – John Jan 11 '15 at 22:45 ...
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Can't connect to local MySQL server through socket homebrew

...ln -s /tmp/mysql.sock /var/mysql/mysql.sock This solved it for me. Now my phpMyAdmin works happily with localhost and 127.0.0.1. Credit goes to Henry share | improve this answer | ...