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How to create a temporary directory and get the path / file name in Python
... shutil.rmtree(temp_dir.name) is not necessary.
– sidcha
Nov 14 '19 at 7:14
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how do I insert a column at a specific column index in pandas?
...B': [1, 2, 3], 'C': [4, 5, 6]})
df
Out:
B C
0 1 4
1 2 5
2 3 6
idx = 0
new_col = [7, 8, 9] # can be a list, a Series, an array or a scalar
df.insert(loc=idx, column='A', value=new_col)
df
Out:
A B C
0 7 1 4
1 8 2 5
2 9 3 6
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How to find the installed pandas version
...
In [77]: pd.__version__
Out[77]: '0.12.0-933-g281dc4e'
Pandas also provides a utility function, pd.show_versions(), which reports the version of its dependencies as well:
In [53]: pd.show_versions(as_json=False)
INSTALLED VERSIONS
------------------
commit: None
python: 2.7.6.final.0
python-bi...
Truly understanding the difference between procedural and functional
...unctions to produce a new function that determines whether the length of a string is odd.
map(..., words) calls that new function for each element in words, ultimately returning a new list of boolean values, each indicating whether the corresponding word has an odd number of characters.
apply(and, ....
Difference between Service, Async Task & Thread?
...t wrong all of them are used to do some stuff in background. So, how to decide which to use and when?
6 Answers
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function declaration isn't a prototype
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In C int foo() and int foo(void) are different functions. int foo() accepts an arbitrary number of arguments, while int foo(void) accepts 0 arguments. In C++ they mean the same thing. I suggest that you use void consistently when you mean no arguments.
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MySQL/SQL: Group by date only on a Datetime column
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Thanks for the info. I can't decide if this is a good thing or not, but it fits nicely into my opinion about MySQL. From a technical POV - how is this supposed to work? I only can imagine that the query parser substitutes the alias in the GROUP BY clause wi...
How do I get the function name inside a function in PHP?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Filter Fiddler traffic
Is it possible to instruct Fiddler to only show me traffic directed to a specific host name?
In other words, can Fiddler traffic be filtered for Host?
...
Immediate Child selector in LESS
... parser (like you felt about the other answer). Let me explain. Like you said, & always refers to the current (parent) selector. So whatever that's after it should apply to the parent. And, that's pseudo-classes' role. Immediate child classes are closer to ****gasp**** child classes rather than ...