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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
...e reasons that 16-bit instructions are avoided now. x86-64 inherited this from 8086 for 8-bit and 386 for 16-bit, and decided to have 8 and 16-bit registers work the same way in 64-bit mode as they do in 32-bit mode.
See also Why doesn't GCC use partial registers? for practical details of how wr...
SplitView like Facebook app on iPhone
...b in the new version of the app. The similar open source code can be found from here - JTRevealSidebarDemo. Please note that as of June 2014, this project has been discontinued, so you'll probably have better luck with a project from the list below.
It reveals technique behind doing split view for...
How do I scale a stubborn SVG embedded with the tag?
...{width} and {height} with some defaults for the viewBox. I used the values from the "width" and "height" attributes of the SVG tag and it seemed to work.
Save the SVG and it should now scale as expected.
I found this information here:
https://blueprints.launchpad.net/inkscape/+spec/allow-browser-...
Best practices for adding .gitignore file for Python projects? [closed]
...d to find some leftover .svn directories lying around if I get a component from another source (specially in older components) and also I'm quite lazy so I sometimes copy checkouts instead of exporting stuff from SVN. I once even saw a guy actually committing leftover .svn dirs in GIT. You can run i...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...ore readable is a different matter, however. It's subjective and will vary from person to person - so I suggest you find out what most people on your team like, and all go with that for consistency. Personally I find "" easier to read.
The argument that "" and " " are easily mistaken for each other...
What is the difference between Scrum and Agile Development? [closed]
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So if in a SCRUM Sprint you perform all the software development phases (from requirement analysis to acceptance testing), and in my opinion you should, you can say SCRUM Sprints correspond to AGILE Iterations.
share
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Calling class staticmethod within the class body?
When I attempt to use a static method from within the body of the class, and define the static method using the built-in staticmethod function as a decorator, like this:
...
How can I detect when an Android application is running in the emulator?
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This is what I had to update to after using the answer from @Aleadam for quite awhile (it stopped working for me).
– ckbhodge
Jul 8 '16 at 10:20
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The tilde operator in Python
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It is a unary operator (taking a single argument) that is borrowed from C, where all data types are just different ways of interpreting bytes. It is the "invert" or "complement" operation, in which all the bits of the input data are reversed.
In Python, for integers, the bits of the twos-c...
virtualenv --no-site-packages and pip still finding global packages?
...it. Frustration is mounting, and any help is much appreciated. My sys.path from inside a venv created with --no-site-packages appears to include all of my package directories. I haven't the foggiest how to modify this. Help?
– NotAnAmbiTurner
Nov 18 '15 at 17:3...