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Multiplication on command line terminal
I'm using a serial terminal to provide input into our lab experiment. I found that using
8 Answers
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Convert a list to a dictionary in Python
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b = dict(zip(a[::2], a[1::2]))
If a is large, you will probably want to do something like the following, which doesn't make any temporary lists like the above.
from itertools import izip
i = iter(a)
b = dict(izip(i, i))
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curl POST format for CURLOPT_POSTFIELDS
...se you are sending a string, urlencode() it. Otherwise if array, it should be key=>value paired and the Content-type header is automatically set to multipart/form-data.
Also, you don't have to create extra functions to build the query for your arrays, you already have that:
$query = http_build_...
How to wait for several Futures?
...comprehension, we wait until the results 1 and then 2 and then 3 are available. If either 1 or 2 fails, we will not wait for 3 anymore. If all 3 succeed, then the aggFut val will hold a tuple with 3 slots, corresponding to the results of the 3 futures.
Now if you need the behavior where you wan...
Get a substring of a char* [duplicate]
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nobody
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answered Nov 18 '10 at 11:41
GozGoz
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In Ruby on Rails, how do I format a date with the “th” suffix, as in, “Sun Oct 5th”?
... format: short day of week, short month, day of month without leading zero but including "th", "st", "nd", or "rd" suffix.
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Regular Expressions: Is there an AND operator?
Obviously, you can use the | (pipe?) to represent OR , but is there a way to represent AND as well?
12 Answers
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Git error on git pull (unable to update local ref)
I only have branch master and im getting this error every time i try to "git pull":
18 Answers
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Python's “in” set operator
I'm a little confused about the python in operator for sets.
5 Answers
5
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In C++, is it still bad practice to return a vector from a function?
Short version: It's common to return large objects—such as vectors/arrays—in many programming languages. Is this style now acceptable in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination?
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