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Git diff between current branch and master but not including unmerged master commits
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As also noted by John Szakmeister and VasiliNovikov, the shortest command to get the full diff from master's perspective on your branch is:
git diff master...
This uses your local copy of master.
To compare a specific file use:
git di...
What does the Q_OBJECT macro do? Why do all Qt objects need this macro?
...) classes. According to the C++ standard, it introduces undefined behavior by declaring several member functions and variables that never get defined. It also pollutes your class's namespace with QObject-specific members. E.g. a Q_OBJECT may well break an unrelated class that happens to contain a me...
How do I find out which computer is the domain controller in Windows programmatically?
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Rendering a template variable as HTML
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Unit testing with Spring Security
...a JUnit test, etc. The real limiting factor of a Singleton is when it provides an implementation that is inflexible to different environments.
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Suppress command line output
...works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which was just redirected to the null device.
This syntax is (loosely) borrowed from many Unix shells, but y...
How to resize an image with OpenCV2.0 and Python2.6
... need to use the resize function.
For example, this will resize both axes by half:
small = cv2.resize(image, (0,0), fx=0.5, fy=0.5)
and this will resize the image to have 100 cols (width) and 50 rows (height):
resized_image = cv2.resize(image, (100, 50))
Another option is to use scipy modul...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...a bunch of prejudices. it's been rewritten to only contain facts backed up by actual benchmarks, and it's updated as the VM is updated. you can find the various benchmarks -- plus some of the benchmarks we use to optimize the core libraries -- at http://code.google.com/p/dalvik/.
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How to split() a delimited string to a List
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Converting NumPy array into Python List structure?
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