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Is it possible to capture a Ctrl+C signal and run a cleanup function, in a “defer” fashion?
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You can use the os/signal package to handle incoming signals. Ctrl+C is SIGINT, so you can use this to trap os.Interrupt.
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt)
go func(){
for sig := range c {
// sig is a ^C...
Redirecting stdout to “nothing” in python
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11 Answers
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Using sed, how do you print the first 'N' characters of a line?
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211
Don't use sed, use cut:
grep .... | cut -c 1-N
If you MUST use sed:
grep ... | sed -e 's/^\...
ERROR: Error installing capybara-webkit:
... are on Mac
brew install qt
and then
gem install capybara-webkit -v '0.11.0'
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How to get String Array from arrays.xml file
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answered Mar 16 '10 at 11:59
Dimitar DimitrovDimitar Dimitrov
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Notification when a file changes?
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11
Thanks for the nice example. I'll also point out that you can use the method WaitForChanged on FileSystemWatcher if you are looking for a ...
Increasing nesting function calls limit
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netcodernetcoder
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How to draw a line in android
...st me?
– tientuyen07
May 6 '19 at 4:11
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What is a “Bitmap heap scan” in a query plan?
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edited Jul 6 '11 at 13:18
answered Jul 6 '11 at 7:31
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Environment variables in Mac OS X
...ironment variable.
– Andrew
Feb 10 '11 at 10:04
@Andrew What do you mean, local to the user? I would expect all proces...