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Are there benefits of passing by pointer over passing by reference in C++?
What are the benefits of passing by pointer over passing by reference in C++?
7 Answers
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What does “#define _GNU_SOURCE” imply?
... I had to use the basename() function, and the man 3 basename ( here ) gave me some strange message:
4 Answers
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omp parallel vs. omp parallel for
...on't think there is any difference, one is a shortcut for the other. Although your exact implementation might deal with them differently.
The combined parallel worksharing constructs are a shortcut for
specifying a parallel construct containing one worksharing construct
and no other stateme...
Select by partial string from a pandas DataFrame
I have a DataFrame with 4 columns of which 2 contain string values. I was wondering if there was a way to select rows based on a partial string match against a particular column?
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How to exclude certain directories/files from git grep search
Is there a way to exclude certain paths/directories/files when searching a git repository using git grep ? Something similar to the --exclude option in the normal grep command?
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Using tags in the with other HTML
How is a browser supposed to render css which is non contiguous? Is it supposed to generate some data structure using all the css styles on a page and use that for rendering?
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Difference between numpy.array shape (R, 1) and (R,)
...iplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of course, the same issue also occurs column-wise). We will get matrices are not aligned error since M[:,0] is ...
What's the fastest way to loop through an array in JavaScript?
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After performing this test with most modern browsers:
https://jsben.ch/wY5fo
Currently, the fastest form of loop (and in my opinion the most syntactically obvious).
A standard for-loop with length caching
var i = 0, len = myArray.length...
Can a Windows batch file determine its own file name?
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Yes.
Use the special %0 variable to get the path to the current file.
Write %~n0 to get just the filename without the extension.
Write %~n0%~x0 to get the filename and extension.
Also possible to write %~nx0 to get the filename and extension.
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
I've been digging through some parts of the Linux kernel, and found calls like this:
10 Answers
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