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python re.sub group: number after \number
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Replace all elements of Python NumPy Array that are greater than some value
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NOTE: this doesn't work if the data is in a python list, it HAS to be in a numpy array (np.array([1,2,3])
– mjp
May 8 '17 at 14:28
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Get a list of all threads currently running in Java
...n that page.
That's to do it programmatically. If you just want a list on Linux at least you can just use this command:
kill -3 processid
and the VM will do a thread dump to stdout.
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impr...
sed beginner: changing all occurrences in a folder
...place on all the files in a folder (and its subfolders). What would be the linux shell command to do that?
9 Answers
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How to get indices of a sorted array in Python
I have a numerical list:
11 Answers
11
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R command for setting working directory to source file location in Rstudio
... this might not necessarily work on every platform (Windows seems to work, Linux/Mac for some).
Keep in mind that this solution is for 'sourcing' the files, not necessarily for running chunks in that file.
see also get filename and path of `source`d file
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How can I recover the return value of a function passed to multiprocessing.Process?
...: should use args=(my_function_argument, ). Note the , comma here! Or else Python will complain "missing positional arguments". Took me 10 minutes to figure out. Also check the manual usage (under the "process class" section).
– yuqli
Apr 29 '19 at 15:17
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Python - write() versus writelines() and concatenated strings
So I'm learning Python. I am going through the lessons and ran into a problem where I had to condense a great many target.write() into a single write() , while having a "\n" between each user input variable(the object of write() ).
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How do I convert a datetime to date?
... return value of datetime.datetime.now()) to a datetime.date object in Python?
7 Answers
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How to assign a Git SHA1's to a file without Git?
... hash-object foo.txt
323fae03f4606ea9991df8befbb2fca795e648fa
Here is a Python implementation:
from hashlib import sha1
def githash(data):
s = sha1()
s.update("blob %u\0" % len(data))
s.update(data)
return s.hexdigest()
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