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Pick a random value from an enum?

... new RandomEnum<Season>(Season.class); public static void main(String[] args) { System.out.println(r.random()); } private static class RandomEnum<E extends Enum<E>> { private static final Random RND = new Random(); private final E[] values; ...
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How to read if a checkbox is checked in PHP?

... this in pure simple php. but have to note that the value of a checkbox is string on when it is activated an a inexisting value if it is checked. – Elvis Technologies Nov 24 '18 at 5:07 ...
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How to determine if a process runs inside lxc/Docker?

...4 using LXC privileged container. /proc/1/cgroup does NOT contain the lxc string. – Gab Sep 1 '19 at 11:51  |  show 2 more comments ...
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How to clone a Date object?

... the dates in at least Firefox and IE (not Chrome). For example using toISOString() on the both dates in Firefox generates "2015-04-21T04:56:42.000Z" and "2015-04-21T04:56:42.337Z". – crudh Apr 21 '15 at 4:57 ...
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How to read a large file line by line?

...lso, use rtrim($file->fgets()) to strip trailing newlines for each line string that is read if you don't want them. – racl101 Nov 22 '17 at 23:32 ...
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Replacement for deprecated -sizeWithFont:constrainedToSize:lineBreakMode: in iOS 7?

...[text boundingRectWithSize:size options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName:FONT} context:nil]; CGSize size = textRect.size; Just change "FONT" for an "[UIFont font.....
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nvarchar(max) vs NText

... want to be using. The biggest advantage is that you can use all the T-SQL string functions on this data type. This is not possible with ntext. I'm not aware of any real disadvantages. share | impro...
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Error: Could not find or load main class [duplicate]

...epackagename; public class TheClassName { public static final void main(String[] cmd_lineParams) { System.out.println("Hello World!"); } } Then calling: java -classpath . TheClassName results in Error: Could not find or load main class TheClassName. This is because it must be calle...
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How to get start and end of day in Javascript?

...,0); var end = new Date(); end.setHours(23,59,59,999); alert( start.toUTCString() + ':' + end.toUTCString() ); If you need to get the UTC time from those, you can use UTC(). share | improve this...
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How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?

...="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3" > <assemblyIdentity version="1.0.0.0" name="MyApplication.app"/> <trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"> <security> <requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">...