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Rails: What's a good way to validate links (URLs)?

...; URI::HTTPS – tee Mar 12 '13 at 17:03 12 URI::HTTPS inherits from URI:HTTP, that's the reason wh...
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How to prevent gcc optimizing some statements in C?

... Dietrich EppDietrich Epp 174k3131 gold badges300300 silver badges375375 bronze badges 2 ...
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What's the difference between an object initializer and a constructor?

...er. – Daniel Sharp Jul 18 '18 at 17:03 add a comment  |  ...
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HTML encoding issues - “” character showing up instead of “ ”

... | edited Sep 24 '15 at 5:03 answered Sep 24 '15 at 4:46 Hi...
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AlertDialog.Builder with custom layout and EditText; cannot access view

...swered Mar 26 '14 at 8:49 user370305user370305 101k2222 gold badges154154 silver badges148148 bronze badges ...
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Exception thrown in NSOrderedSet generated accessors

... answered Oct 27 '11 at 22:03 InitJasonInitJason 2,65322 gold badges1111 silver badges1616 bronze badges ...
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What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?

...e a charm. – RileyE Nov 14 '12 at 3:03 how about sleeping on main therad? – jerinho.com ...
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Computed / calculated / virtual / derived columns in PostgreSQL

...y calculated records depending on values in row. UPDATE table01 SET column03 = column01*column02; /*e.g. for multiplication of 2 values*/ It is so dummy I suspect it is not what You are looking for. Obviously it is not dynamic, you run it once. But no obstacle to get it into trigger. ...
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Properties file in python (similar to Java Properties)

...d Python". – Dan H May 11 '12 at 20:03 2 ...
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Is there a CSS not equals selector?

...(). – Tomas Aschan Sep 20 '17 at 22:03  |  show 1 more comment ...