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Upgrade python in a virtualenv

...ay try to create a new virtualenv on top of the old one. You just need to know which python is going to use your virtualenv (you will need to see your virtualenv version). If your virtualenv is installed with the same python version of the old one and upgrading your virtualenv package is not an op...
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git - Your branch is ahead of 'origin/master' by 1 commit

... I resolved this by just running a simple: git pull Nothing more. Now it's showing: # On branch master nothing to commit, working directory clean share | improve this answer | ...
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AngularJS toggle class using ng-class

...hat is supposed to toggle this class on your button above? It won't update now because you're changing it on click and not through ng-class – Ronnie Aug 11 '16 at 16:02 ...
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round() for float in C++

... This is the right answer now!. – Roddy Sep 3 at 10:18 add a comment  |  ...
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What is the difference between Scala's case class and class?

... @Mitch: True, my bad. Fixed now. – sepp2k Feb 22 '10 at 18:56 ...
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What's the difference between a single precision and double precision floating point operation?

...o represent floating-point values. Most computers use a standard format known as the IEEE floating-point format. The IEEE double-precision format actually has more than twice as many bits of precision as the single-precision format, as well as a much greater range. From the IEEE standard for f...
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Difference between . and : in Lua

...ccessing obj --> 20 tab.obj:method(10) --> Accessing obj --> 10 Now imagine the __index metamethod did more than just printing something. Imagine it increased a counter, logged something to a file or deleted a random user from your database. There's a big difference between doing that twi...
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What are some better ways to avoid the do-while(0); hack in C++?

...ue/end" markers that vary depending on where you are in the data stream. Now, when we're done, we need to save the data to a file. And yes, there are often other solutions that can provide a reasonable solution, but not always. ...
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Returning 'IList' vs 'ICollection' vs 'Collection'

...ly you should return a type that is as general as possible, i.e. one that knows just enough of the returned data that the consumer needs to use. That way you have greater freedom to change the implementation of the API, without breaking the code that is using it. Consider also the IEnumerable<T&...
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How do I get the YouTube video ID from a URL?

... Did you know that it's not really perfect, if you put anything.com/watch?v=jn40gqhxoSY It think it's a youtube url – Gino Oct 1 '17 at 19:59 ...