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select and update database record with a single queryset

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How can I create a unique constraint on my column (SQL Server 2008 R2)?

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How to escape apostrophe (') in MySql?

... Further, NPM package for this, you can have look into it https://www.npmjs.com/package/mysql-apostrophe share | improve this answer | follow | ...
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Ask for User Permission to Receive UILocalNotifications in iOS 8

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Difference between map and collect in Ruby?

...Actually they are documented in the same place under ruby-doc.org: http://www.ruby-doc.org/core/classes/Array.html#M000249 ary.collect {|item| block } → new_ary ary.map {|item| block } → new_ary ary.collect → an_enumerator ary.map → an_enumerator Invokes block once for ...
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Can you provide some examples of why it is hard to parse XML and HTML with a regex? [closed]

... <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" [ <!ENTITY % e "href='hello'"> <!ENTITY e "<a %e;>"> ]> <title>x</TITLE> </head> <p id = a:b center> <span / hello </span...
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How do I URL encode a string

... This might be helpful NSString *sampleUrl = @"http://www.google.com/search.jsp?params=Java Developer"; NSString* encodedUrl = [sampleUrl stringByAddingPercentEscapesUsingEncoding: NSUTF8StringEncoding]; For iOS 7+, the recommended way is: NSString* encodedUrl = [sampleUrl s...
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How to launch jQuery Fancybox on page load?

...ionOut': 'fade', 'type': 'iframe', 'href': 'http://www.example.com' }); }); share | improve this answer | follow | ...
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What's the difference between HEAD^ and HEAD~ in Git?

...D~ is well described by the illustration (by Jon Loeliger) found on http://www.kernel.org/pub/software/scm/git/docs/git-rev-parse.html. This documentation can be a bit obscure to beginners so I've reproduced that illustration below: G H I J \ / \ / D E F \ | / \ \ | / ...
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How Python web frameworks, WSGI and CGI fit together

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