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Iterate through pairs of items in a Python list [duplicate]
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From itertools receipes:
from itertools import tee
def pairwise(iterable):
"s -> (s0,s1), (s1,s2), (s2, s3), ..."
a, b = tee(iterable)
next(b, None)
return zip(a, b)
for v, w in pairwise(a):
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How to return a result (startActivityForResult) from a TabHost Activity?
...ion e) {
// Empty
}
} else {
mParent.finishFromChild(this);
}
}
So my solution is to set result to the parent activity if present, like that:
Intent data = new Intent();
[...]
if (getParent() == null) {
setResult(Activity.RESULT_OK, data);
} else {
get...
Difference between Pig and Hive? Why have both? [closed]
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Check out this post from Alan Gates, Pig architect at Yahoo!, that compares when would use a SQL like Hive rather than Pig. He makes a very convincing case as to the usefulness of a procedural language like Pig (vs. declarative SQL) and its uti...
Reading string from input with space character? [duplicate]
...ewline ('\n') take input. Then with the %*c it reads the newline character from the input buffer (which is not read), and the * indicates that this read in input is discarded (assignment suppression), as you do not need it, and this newline in the buffer does not create any problem for next inputs t...
How do I check what version of Python is running my script?
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From the command line (note the capital 'V'):
python -V
This is documented in 'man python'.
From IPython console
!python -V
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Remove last commit from remote git repository [duplicate]
How can I remove the last commit from a remote GIT repository such as I don't see it any more in the log?
2 Answers
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How can I convert a series of images to a PDF from the command line on linux? [closed]
... want to be able to convert a bunch of images (all in one folder) to a pdf from the command line. How can that be done?
2 A...
Call two functions from same onclick [duplicate]
...t hey, might as well add it in for good measure.
Here is a good reference from SitePoint http://reference.sitepoint.com/html/event-attributes/onclick
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How to downgrade from Internet Explorer 11 to Internet Explorer 10?
...were almost there. Now I managed to solve this. You need to uninstall IE11 from 3 places: 1. windows features 2. Installed updates - Uninstall Internet Explorer 11 2. Installed updates - Uninstall Windows Internet Explorer 10. Update your answer and I'll mark it as a solution
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R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?
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These functions appear to have been removed from Hmisc as of version 4.1.0.
– llasram
Mar 7 '18 at 15:13
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