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How to change language settings in R
...force US-english setting regardless of the system
setting. If you don't know what Terminal is you can use this R command
instead:
system("defaults write org.R-project.R force.LANG en_US.UTF-8")
but do not forget to quit R and start R.app again afterwards. Please
note that you must alw...
Get item in the list in Scala?
... do that with lists very often, since linked lists take time to traverse. If you want to index into a collection, use Vector (immutable) or ArrayBuffer (mutable) or possibly Array (which is just a Java array, except again you index into it with (i) instead of [i]).
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Python super() raises TypeError
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@tsunami if you want to get at the superclass, do "X.a(self)"
– James Brady
Jan 28 '09 at 20:54
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How to change the docker image installation directory?
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I comment here to let people know which version could use this, after github.com/docker/docker.github.io/pull/5978 release, It change officail website.
– zhongjiajie
Mar 27 '19 at 1:17
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Has anyone ever got a remote JMX JConsole to work?
It seems that I've never got this to work in the past. Currently, I KNOW it doesn't work.
20 Answers
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How do I install the OpenSSL libraries on Ubuntu?
... tell
apt-get to list all packages, and grep
for ssl? Or do I need to know the
"lib*-dev" naming convention?
If you're linking with -lfoo then the library is likely libfoo.so. The library itself is probably part of the libfoo package, and the headers are in the libfoo-dev package as you've ...
Call to undefined method mysqli_stmt::get_result
...et/manual/en/mysqli-stmt.get-result.php
It requires the mysqlnd driver... if it isn't installed on your webspace you will have to work with BIND_RESULT & FETCH!
https://secure.php.net/manual/en/mysqli-stmt.bind-result.php
https://secure.php.net/manual/en/mysqli-stmt.fetch.php
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sed in-place flag that works both on Mac (BSD) and Linux
...oved from homebrew-core, more info in this answer. when installing gnu-sed now, the installation instructions specify that you need to add gnubin to your PATH: PATH="/usr/local/opt/gnu-sed/libexec/gnubin:$PATH"
– pgericson
Feb 13 '19 at 15:37
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Python Graph Library [closed]
... with no problem (it's about double the overhead of a dict of size V + E)
If you want a feature comparison, see this from the Networkx-discuss list
Feature comparison thread
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Sorting dictionary keys in python [duplicate]
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my_list = sorted(dict.items(), key=lambda x: x[1])
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