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Quicksort vs heapsort

...ant, which switches to heapsort when a bad case is detected. If it is known in advance that heapsort is going to be necessary, using it directly will be faster than waiting for introsort to switch to it. share ...
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A fast method to round a double to a 32-bit int explained

...le is represented like this: and it can be seen as two 32-bit integers; now, the int taken in all the versions of your code (supposing it's a 32-bit int) is the one on the right in the figure, so what you are doing in the end is just taking the lowest 32 bits of mantissa. Now, to the magic num...
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git working on two branches simultaneously

... This should be the new accepted answer, since 2.5.X is now the recommended version, even for windows i.imgur.com/oQvUhVl.png git-scm.com/download/win – RAnders00 Sep 4 '15 at 18:56 ...
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Upgrading PHP in XAMPP for Windows?

I would like to know how you upgrade PHP in Xampp for Windows? I tried to download the latest PHP version from the main PHP site but when I check (phpinfo) I still get that the previous version is still in use. ...
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pandas GroupBy columns with NaN (missing) values

... from pandas 1.1 you have better control over this behavior, NA values are now allowed in the grouper using dropna=False share | improve this answer | follow |...
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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization

...nvalid state. it already makes life easier before we even use the object. Now, let us have a look at temporary objects: void CopyFileData(FileHandle source, FileHandle dest); void Foo() { CopyFileData(FileHandle("C:\\source"), FileHandle("C:\\dest")); } There are three error cases to handle...
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Git's famous “ERROR: Permission to .git denied to user”

... This was it. You saved me a huge headache. Now I just have to remember to run ssh-add ... every time I want to switch my github/ssh logins. – Cerin Nov 4 '12 at 5:08 ...
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How to deploy an ASP.NET Application with zero downtime

...e database. Once you upgrade the DB for Server 1, server 2 will explode. Now you can backup/restore the database for testing on server 1, but then you have the issue of sorting out the data that changed in the live DB while while the parallel copy was running. – EBarr ...
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jQuery get html of container including the container itself

... var x = $('#container').get(0).outerHTML; UPDATE : This is now supported by Firefox as of FireFox 11 (March 2012) As others have pointed out, this will not work in FireFox. If you need it to work in FireFox, then you might want to take a look at the answer to this question : In jQ...
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How does data binding work in AngularJS?

... to one or the other, but each time you add you fire a change event, which now has an inconsistent view of the world. This is a very similar problem to thread locking, which JavaScript avoids since each callback executes exclusively and to completion. Change events break this since setters can have ...