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Rank items in an array using Python/NumPy, without sorting array twice
...array that represents the rank of each item in the first array. I'm using Python and NumPy.
11 Answers
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How can I disable the Maven Javadoc plugin from the command line?
In pom.xml I have declaration like this
5 Answers
5
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Python Nose Import Error
...ase, nosetests was the one in /usr/bin/nosetests, which was using /usr/bin/python. The packages in the virtualenv definitely won't be in the system path. The following fixed this:
source myvirtualenv/activate
pip install nose
which nosetests
/home/me/myvirtualenv/bin/nosetests
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multiprocessing.Pool: When to use apply, apply_async or map?
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Back in the old days of Python, to call a function with arbitrary arguments, you would use apply:
apply(f,args,kwargs)
apply still exists in Python2.7 though not in Python3, and is generally not used anymore. Nowadays,
f(*args,**kwargs)
is pr...
How do you check whether a number is divisible by another number (Python)?
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E.g. try x=10000000000000000; b = str(x/(x-1)); b in the python interpreter.
– NickD
Oct 18 '19 at 15:08
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新手程序员应该知道的7件事 - 创意 - 清泛网 - 专注C/C++及内核技术
...事情，是非常关键的。Richard Handloff，Strategic Power Systems的数据库开发人员，就是其中之一。 “我认为我曾给那些想要学习编程的人提的最佳建议就是，要学习编写良好的测试并且学习在进程早期就开始编写测试，”他在回信给...
SecurityException: Permission denied (missing INTERNET permission?)
...oid:name="android.permission.INTERNET" /> entry in your AndroidManifest.xml file or, as internet permission is granted at installation not at run time, by long standing, missed bug in Android framework that causes your app to be successfully installed, but without expected permission grant.
My M...
Different ways of clearing lists
...e complicated than one of these two lines when you want to clear a list in Python?
8 Answers
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Python Regex instantly replace groups
...re.sub:
result = re.sub(r"(\d.*?)\s(\d.*?)", r"\1 \2", string1)
This is Python's regex substitution (replace) function. The replacement string can be filled with so-called backreferences (backslash, group number) which are replaced with what was matched by the groups. Groups are counted the same ...
Splitting on last delimiter in Python string?
What's the recommended Python idiom for splitting a string on the last occurrence of the delimiter in the string? example:
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