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How to get the start time of a long-running Linux process?
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You can specify a formatter and use lstart, like this command:
ps -eo pid,lstart,cmd
The above command will output all processes, with formatters to get PID, command run, and date+time started.
Example (from Debian/Jessie command line)
$ ps -eo pid,lstart,cmd
PID CMD ...
What is the shortcut to Auto import all in Android Studio?
...avoid problems, you should add "android.R" to the "Exclude from Import and Completion" list; see stackoverflow.com/questions/21102497/…
– Scott Barta
Jan 14 '14 at 17:08
2
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Change all files and folders permissions of a directory to 644/755
...nge all files to 644 and all folders to 755 using chmod from the linux command prompt? (Terminal)
8 Answers
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Pickle or json?
...n. For int (and str), json is faster both ways. Data and code: gist.github.com/marians/f1314446b8bf4d34e782
– Marian
Jul 3 '14 at 9:20
25
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Best way to check if a URL is valid
... FILTER_VALIDATE_URL);
Validates value as URL (according to » http://www.faqs.org/rfcs/rfc2396), optionally with required components. Beware a valid URL may not specify the HTTP protocol http:// so further validation may be required to determine the URL uses an expected protocol, e.g. ssh:// o...
iphone/ipad: How exactly use NSAttributedString?
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It was renamed OHAttributedLabel in a commit in November 2010. I've updated my answer.
– Wes
Jan 9 '11 at 11:00
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Is it possible to open a Windows Explorer window from PowerShell?
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Use:
ii .
which is short for
Invoke-Item .
It is one of the most common things I type at the PowerShell command line.
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How to convert ASCII code (0-255) to its corresponding character?
... based platforms (which don't have Character.toString(char), stackoverflow.com/a/6210938/923560 provides additional solutions.
– Abdull
Sep 22 '14 at 12:07
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How to disable “Save workspace image?” prompt in R?
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You can pass the --no-save command line argument when you start R, or you can override the q function:
utils::assignInNamespace(
"q",
function(save = "no", status = 0, runLast = TRUE)
{
.Internal(quit(save, status, runLast))
},
"base"...