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Linux Debug版程序性能大概差4-5倍，待验证。 - 微思想区 - 清泛IT论坛，有...
Linux Debug版程序性能大概差4-5倍，待验证。
Tricks to manage the available memory in an R session
...nguage where development incorporates a REPL and a file being edited (i.e. Python). rm(ls=list()) and source() works too, but re-opening is better (packages cleared too).
– Vince
Jun 15 '10 at 5:31
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How to permanently export a variable in Linux?
... that's helpful. How can I make changes take effect without restart ? (I'm Linux newbie)
– Bitterblue
Nov 28 '13 at 8:13
6
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Repeat command automatically in Linux
Is it possible in Linux command line to have a command repeat every n seconds?
13 Answers
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Finding which process was killed by Linux OOM killer
When Linux runs out of memory (OOM), the OOM killer chooses a process to kill based on some heuristics (it's an interesting read: http://lwn.net/Articles/317814/ ).
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Installing Java 7 on Ubuntu
...l any version, first execute the following commands:
sudo apt-get install python-software-properties
sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
Then, depending on the version you want to install, execute one of the following commands:
Oracle JDK 7:
sudo apt-get install ora...
How to only get file name with Linux 'find'?
...ut xargs will send them all (actually 5000) without -n1. does not work on linux and openbsd, only macOS...)
Some bigger numbers from a linux system to see how -execdir helps, but still much slower than a parallel xargs:
$ alias f='time find /usr/ -maxdepth 5 -type d'
$ f -exec basename {} \; | wc...
How to delete multiple files at once in Bash on Linux?
I have this list of files on a Linux server:
7 Answers
7
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Difference between static and shared libraries?
...preters (browser engines or Node.js, for instance). On the other hand, the Python Programming Language has several implementations. The official one is CPython, but there are others written in other languages.
– J. C. Rocamonde
Mar 28 at 23:05
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How can I get a side-by-side diff when I do “git diff”?
...by-side display mode for each of the files with differences.
Install with:
python3 -m pip install --user ydiff
-or-
brew install ydiff
For git log, you can use:
ydiff -ls -w0
-w0 auto-detects your terminal width. See the ydiff GitHub repository page for detail and demo.
Tested in Git 2.18.0, ydi...