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What are bitwise operators?
...hen dealing with different sizes of data. For example, reading an integer from four bytes:
int val = (A << 24) | (B << 16) | (C << 8) | D;
Assuming that A is the most-significant byte and D the least. It would end up as:
A = 01000000
B = 00000101
C = 00101011
D = 11100011
val...
In Python, how do you convert seconds since epoch to a `datetime` object?
...
datetime.datetime.fromtimestamp will do, if you know the time zone, you could produce the same output as with time.gmtime
>>> datetime.datetime.fromtimestamp(1284286794)
datetime.datetime(2010, 9, 12, 11, 19, 54)
or
>>> ...
Javascript equivalent of Python's zip function
...ns), then zip is no longer its own inverse. To mimic the zip(*[...]) idiom from Python, you will need to do zip.apply(this, [...]) when you want to invert the zip function or if you want to similarly have a variable number of lists as input.
addendum:
To make this handle any iterable (e.g. in Py...
Bootstrap 3 Glyphicons are not working
...ly help others.
Something was wrong with the font files that I downloaded from Bootstrap 3's customizer tool. To get the correct fonts, go to the Bootstrap homepage and download the full .zip file. Extract the four font files from there to your fonts directory and everything should work.
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Is there a portable way to print a message from the C preprocessor?
I would like to be able to do something like
7 Answers
7
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What should I use Android AccountManager for?
...ager / SyncAdapter / ContentProvider helps if you want to synchronize data from a web resource. Fake/Dumb implementations are required on API 7. Also
If you only want to store data, you should consider a simpler mechanism for data storage
If you only need to fetch an only resource, you can use an ...
Watermark / hint text / placeholder TextBox
...eciate your effort to help the community, I really need to say this is far from being even a decent approach.
– r41n
Dec 5 '13 at 15:33
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Is it possible to modify variable in python that is in outer, but not global, scope?
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@kindall that's a great hack - it's minimally different from the Python 3 syntax and much more readable than passing around a mutable object.
– dimo414
Sep 1 '15 at 0:17
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How do I trim leading/trailing whitespace in a standard way?
...an, preferably standard method of trimming leading and trailing whitespace from a string in C? I'd roll my own, but I would think this is a common problem with an equally common solution.
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Is there a way to crack the password on an Excel VBA Project?
...ow the hell can I make my VBA project protected stronger to prevent others from using this hack on it :)
– EranG
Jan 25 '16 at 12:01
6
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