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What is “:-!!” in C code?

... in effect, a way to check whether the expression e can be evaluated to be 0, and if not, to fail the build. The macro is somewhat misnamed; it should be something more like BUILD_BUG_OR_ZERO, rather than ...ON_ZERO. (There have been occasional discussions about whether this is a confusing name.) ...
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How to sort objects by multiple keys in Python?

...ult: return mult * result else: return 0 return sorted(items, cmp=comparer) You can call it like this: b = [{u'TOT_PTS_Misc': u'Utley, Alex', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Russo, Brandon', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'...
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Android : Check whether the phone is dual SIM

... telephonyInfo.imeiSIM1 = getDeviceIdBySlot(context, "getDeviceIdGemini", 0); telephonyInfo.imeiSIM2 = getDeviceIdBySlot(context, "getDeviceIdGemini", 1); } catch (GeminiMethodNotFoundException e) { e.printStackTrace(); try { ...
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How to read a file in reverse order?

... answered Feb 20 '10 at 10:10 Matt JoinerMatt Joiner 94.2k8585 gold badges321321 silver badges483483 bronze badges ...
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“Comparison method violates its general contract!”

... | edited May 30 '14 at 6:34 rkg 15533 silver badges1313 bronze badges answered Nov 30 '11 at...
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How to return an array from JNI to Java?

... 120 If you've examined the documentation and still have questions that should be part of your initia...
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Change x axes scale in matplotlib

...b.pyplot as plt ... plt.ticklabel_format(style='sci', axis='x', scilimits=(0,0)) This applies scientific notation (i.e. a x 10^b) to your x-axis tickmarks share | improve this answer | ...
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Wait for a process to finish

... +50 To wait for any process to finish Linux: tail --pid=$pid -f /dev/null Darwin (requires that $pid has open files): lsof -p $pid +r...
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How to format a number 0..9 to display with 2 digits (it's NOT a date)

I'd like to always show a number under 100 with 2 digits (example: 03, 05, 15...) 5 Answers ...
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Is it possible for a unit test to assert that a method calls sys.exit()

... | edited Mar 28 '13 at 0:43 answered Mar 28 '13 at 0:30 ...