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What do 'real', 'user' and 'sys' mean in the output of time(1)?
...tics
One of these things is not like the other. Real refers to actual elapsed time; User and Sys refer to CPU time used only by the process.
Real is wall clock time - time from start to finish of the call. This is all elapsed time including time slices used by other processes and time the proce...
Write lines of text to a file in R
... answered Sep 20 '11 at 10:11
ps1ps1
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How to stop mysqld
...sudo /Library/StartupItems/MySQLCOM/MySQLCOM restart
I found that in: https://stackoverflow.com/a/102094/58768
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Issue with virtualenv - cannot activate
...).
Edit:
The trick here for Windows is not specifying the BAT extension:
PS C:\DEV\aProject\env\Scripts> & .\activate
(env) PS C:\DEV\aProject\env\Scripts>
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How do I paste multi-line bash codes into terminal and run it all at once?
... answered Jul 15 '11 at 21:00
opsguyopsguy
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How do you uninstall MySQL from Mac OS X?
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ps -ax | grep mysql
*stop and kill any MySQL processes
brew remove mysql
brew cleanup
sudo rm /usr/local/mysql
sudo rm -rf /usr/local/var/mysql
sudo rm -rf /usr/local/mysql*
sudo rm ~/Library/LaunchAgents/homebrew.mxcl.my...
Find (and kill) process locking port 3000 on Mac
...00 is your current port in use)
then check status of the reported PID :
ps ax | grep <PID>
finally, "begone with it":
kill -QUIT <PID>
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Where does PostgreSQL store the database?
... it for you and now you do not know the configuration, so following sql helps to save the time. :) Thanks Mike.
– Vishal
Jun 14 '13 at 8:54
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Sprintf equivalent in Java
...intStream.
Somehow like this, printing into a string stream:
PrintStream ps = new PrintStream(baos);
ps.printf("there is a %s from %d %s", "hello", 3, "friends");
System.out.println(baos.toString());
baos.reset(); //need reset to write new string
ps.printf("there is a %s from %d %s", "flip", 5, "h...
Unmount the directory which is mounted by sshfs in Mac [closed]
... Use umount, as the docs say (pointed to by the answer of @opsmason).
– Ioannis Filippidis
Apr 10 '15 at 7:41
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