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GCC -g vs -g3 GDB Flag: What is the Difference?

... format if neither of those are supported), including GDB extensions if at all possible. -gvmslevel Request debugging information and also use level to specify how much information. The default level is 2. Level 0 produces no debug information at all. Thus, -g0 negates -g. .... Level 3 includes e...
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Where should virtualenvs be created?

... Many people use the virtualenvwrapper tool, which keeps all virtualenvs in the same place (the ~/.virtualenvs directory) and allows shortcuts for creating and keeping them there. For example, you might do: mkvirtualenv djangoproject and then later: workon djangoproject It's ...
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What is the difference between “int” and “uint” / “long” and “ulong”?

...128 to 127. The 9th bit represents 256. So with 8 bits you can represent all values up to 255 (9th val - 1). The range from -128 to 127 has a length of exactly 255. So there is no bit that holds the sign. All values up to 127 are positive. Values above get displayed negative. 255 would be -1. 254 wo...
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Xcode 4.5 Storyboard 'Exit'

I have just installed Xcode 4.5 for iOS6 support, and I have seen a new icon called 'Exit' in my Storyboard, listed under my view controllers along with 'First Responder' etc. A little green icon labeled 'Exit'. ...
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What are the aspect ratios for all Android phone and tablet devices?

I'm looking for a list of all screen aspect ratios for popular Android based Phones and Tablets. 5 Answers ...
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Explain the “setUp” and “tearDown” Python methods used in test cases

...nd tearDown methods while writing test cases apart from that setUp is called immediately before calling the test method and tearDown is called immediately after it has been called? ...
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How do I make a simple makefile for gcc on Linux?

...ple as possible by omitting variables like $(CC) and $(CFLAGS) that are usually seen in makefiles. If you're interested in figuring that out, I hope I've given you a good start on that. Here's the Makefile I like to use for C source. Feel free to use it: TARGET = prog LIBS = -lm CC = gcc CFLAGS ...
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Why does the lock object have to be static?

...ons. And in the latter, there are better ways of doing it anyway. So it really depends: how is Locker used in your scenario? Is it protecting something that is itself static? If so, the lock should be static. If it is protecting something that is instance based, then IMO the lock should also be ins...
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Convert UTC to local time in Rails 3

...mes. See them with: rake time:zones:us You can also run rake time:zones:all for all time zones. To see more zone-related rake tasks: rake -D time So, to convert to EST, catering for DST automatically: Time.now.in_time_zone("Eastern Time (US & Canada)") ...
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Do python projects need a MANIFEST.in, and what should be in it?

...oth, distutils and setuptools are including in source distribution package all the files mentioned in setup.py - modules, package python files, README.txt and test/test*.py. If this is all you want to have in distribution package, you do not have to use MANIFEST.in. If you want to manipulate (add o...