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Commit only part of a file in Git

... You can use git add --patch <filename> (or -p for short), and git will begin to break down your file into what it thinks are sensible "hunks" (portions of the file). It will then prompt you with this question: Stage this hunk [y,n,q,a,d,/,j,J,g,s,e,?]? Here is a description of ea...
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Measure the time it takes to execute a t-sql query

...asuring the "elapsed time" between events is to just grab the current date and time. In SQL Server Management Studio SELECT GETDATE(); SELECT /* query one */ 1 ; SELECT GETDATE(); SELECT /* query two */ 2 ; SELECT GETDATE(); To calculate elapsed times, you could grab those date values into var...
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Is there any difference between “foo is None” and “foo == None”?

... And you may want to add that the is operator cannot be customized (overloaded by a user-defined class). – martineau Dec 17 '10 at 20:28 ...
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Django - How to rename a model field using South?

...y derives the name of the database table from the name of your model class and the app that contains it. A model's database table name is constructed by joining the model's "app label" -- the name you used in manage.py startapp -- to the model's class name, with an underscore between them. In the ...
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Set “Homepage” in Asp.Net MVC

... Look at the Default.aspx/Default.aspx.cs and the Global.asax.cs You can set up a default route: routes.MapRoute( "Default", // Route name "", // URL with parameters new { controller = "Home", action = "Index"} //...
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How do I write the 'cd' command in a makefile?

... It is actually executing the command, changing the directory to some_directory, however, this is performed in a sub-process shell, and affects neither make nor the shell you're working from. If you're looking to perform more tasks within some_directory, you...
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Remove all special characters from a string [duplicate]

...with URLs, I want to be able to convert titles that could contain anything and have them stripped of all special characters so they only have letters and numbers and of course I would like to replace spaces with hyphens. ...
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“document.getElementByClass is not a function”

... You probably meant document.getElementsByClassName() (and then grabbing the first item off the resulting node list): var stopMusicExt = document.getElementsByClassName("stopButton")[0]; stopButton.onclick = function() { var ta = document.getElementsByClassName("stopButton"...
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Which Python memory profiler is recommended? [closed]

I want to know the memory usage of my Python application and specifically want to know what code blocks/portions or objects are consuming most memory. Google search shows a commercial one is Python Memory Validator (Windows only). ...
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How to check if character is a letter in Javascript?

... You can still use a regex and just add more detail as you need it: str.match(/[A-Z|a-z|ü|é]/i); //etc – Eli Jun 22 '15 at 21:54 ...