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How do I select a random value from an enumeration?

... Use Enum.GetValues to retrieve an array of all values. Then select a random array item. static Random _R = new Random (); static T RandomEnumValue<T> () { var v = Enum.GetValues (typeof (T)); return (T) v.GetValue (_R.Next(v.Length)); } Test: for (in...
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Find merge commit which include a specific commit

...1_for_c>..master --ancestry-path --merges This will however also show all the merges that happened after h, and between e and g on feature. Comparing the result of the following commands: git rev-list <SHA-1_for_c>..master --ancestry-path git rev-list <SHA-1_for_c>..master --fi...
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Javascript - Append HTML to container element without innerHTML

...; font-size: 30px; outline: none; padding: 0 20px; transition: all .3s; } button:hover { background: rgba(7, 99, 53, 1); color: rgba(255,255,255,1); } p { font-size: 20px; font-weight: bold; } <button type="button" onclick="addChild()">Append Child</button> ...
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Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu

...ying to cross compile to a 64 bit target. Based on my research, I have installed the g++-multilib package. 8 Answers ...
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Why use apparently meaningless do-while and if-else statements in macros?

...into if (corge) f(corge); g(corge); else gralt(); which is syntactically incorrect, as the else is no longer associated with the if. It doesn't help to wrap things in curly braces within the macro, because a semicolon after the braces is syntactically incorrect. if (corge) {f(corge); g(co...
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What can , and be used for?

...iewParam name="id" value="#{bean.id}" /> </f:metadata> does basically the following: Get the request parameter value by name id. Convert and validate it if necessary (you can use required, validator and converter attributes and nest a <f:converter> and <f:validator> in it like...
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Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT

Before KitKat (or before the new Gallery) the Intent.ACTION_GET_CONTENT returned a URI like this 19 Answers ...
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multiple prints on the same line in Python

I want to run a script, which basically shows an output like this: 17 Answers 17 ...
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Get user info via Google API

... could have edited it yourself, but don't worry as I have done it now. For all we know they could have omitted the code define(email, 'email') ;) – verbumSapienti Apr 23 '14 at 13:03 ...
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Entity Framework - Invalid Column Name '*_ID"

...ne for you to try to make the connection between the tables. This specifically happens with ICollection and has driven me "batty" trying to figure it out. share | improve this answer | ...