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Python Anaconda - How to Safely Uninstall
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Very helpful. As stated above by canada11, I had anaconda2 so I had tu adjust the path accordingly
– Will
May 26 '18 at 15:52
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Error while pull from git - insufficient permission for adding an object to repository database .git
...at does git rev-parse --show-toplevel do? I was able to fix the issue just by using chown -R user:user on the top-level directory of my repo.
– Matt K
May 12 '14 at 14:29
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What is a “callback” in C and how are they implemented?
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@twildeman It seems trivial to answer your own question by compiling in a Standard C mode with warnings on. You can also write a minimised test program. Code such as those in libsrtp gives no warnings. I presume, then, that when such a type appears as a function argument, it is re...
Why does the MongoDB Java driver use a random number generator in a conditional?
...ndition. But then he messed up and inserted an effective "double negative" by reversing the inequality sign.
Coding style issues aside, stochastic logging is quite a dubious practice all by itself, especially since the log entry does not document its own peculiar behavior. The intention is, obviousl...
How do I dump an object's fields to the console?
When I'm running a simple Ruby script, what's the easiest way to dump an object's fields to the console?
9 Answers
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Total size of the contents of all the files in a directory [closed]
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If you want the 'apparent size' (that is the number of bytes in each file), not size taken up by files on the disk, use the -b or --bytes option (if you got a Linux system with GNU coreutils):
% du -sbh <directory>
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Transposing a 2D-array in JavaScript
...nd updated some of the code for a more modern syntax:
One-liners inspired by Fawad Ghafoor and Óscar Gómez Alcañiz
function transpose(matrix) {
return matrix[0].map((col, i) => matrix.map(row => row[i]));
}
function transpose(matrix) {
return matrix[0].map((col, c) => matrix.map((...
JSON left out Infinity and NaN; JSON status in ECMAScript?
... floating point numbers, there should be a way to define IEEE floats, i.e. by a literals NaN/Infinity/NegInfinity. These are states of the 64 bit doubles and as such should be representable. There are people who depend on them (for reasons). They were probably forgotten because JSON/Javascript origi...
How can I update NodeJS and NPM to the next versions?
...mmand will update all the packages listed to the latest version (specified by the tag config), respecting semver.
Additionally, see the documentation on Node.js and NPM installation and Upgrading NPM.
The following original answer is from the old FAQ that no longer exists, but should work for Lin...
How do I list the symbols in a .so file
...t those that are defined in this .so file, not in the libraries referenced by it. Seventh column should contain a number in this case. You can extract it by using a simple regex:
readelf -Ws /usr/lib/libstdc++.so.6 | grep '^\([[:space:]]\+[^[:space:]]\+\)\{6\}[[:space:]]\+[[:digit:]]\+'
or, as ...