大约有 4,525 项符合查询结果（耗时：0.0223秒） [XML]
Is there a way for multiple processes to share a listening socket?
... normal stream socket that you can use to handle the client's request. The OS manages the queue of incoming connections behind the scenes.
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sed in-place flag that works both on Mac (BSD) and Linux
...backups that works both on Linux and Mac? While the BSD sed shipped with OS X seems to need sed -i '' … , the GNU sed Linux distributions usually come with interprets the quotes as empty input file name (instead of the backup extension), and needs sed -i … instead.
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How can I efficiently download a large file using Go?
...d via http (error checks omitted for brevity):
import ("net/http"; "io"; "os")
...
out, err := os.Create("output.txt")
defer out.Close()
...
resp, err := http.Get("http://example.com/")
defer resp.Body.Close()
...
n, err := io.Copy(out, resp.Body)
The http.Response's Body is a Reader, so you can ...
What's an easy way to read random line from a file in Unix command line?
... package that does exactly what you want, though not available in all distros. On its home page it actually recommends the use of shuf instead (which didn't exist when it was created, I believe). shuf is part of the GNU coreutils, rl is not.
rl -c 1 $FILE
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Insert a line at specific line number with sed or awk
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OS X / macOS / FreeBSD sed
The -i flag works differently on macOS sed than in GNU sed.
Here's the way to use it on macOS / OS X:
sed -i '' '8i\
8 This is Line 8' FILE
See man 1 sed for more info.
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How to stop app that node.js express 'npm start'
... provides for a stop script too:
npm help npm-scripts
prestop, stop, poststop: Run by the npm stop command.
Set one of the above in your package.json, and then use npm stop
npm help npm-stop
You can make this really simple if you set in app.js,
process.title = myApp;
And, then in scri...
Combining Multiple Commits Into One Prior To Push
...n change all but the first to squash, which will tell Git to keep all of those changes, but squash them into the first commit. After you've done that, check out master and merge in your feature branch:
git checkout topical_xFeature
git rebase -i master
git checkout master
git merge topical_xFeature...
How to fix a locale setting warning from Perl?
...
Your OS doesn't know about en_US.UTF-8.
You didn't mention a specific platform, but I can reproduce your problem:
% uname -a
OSF1 hunter2 V5.1 2650 alpha
% perl -e exit
perl: warning: Setting locale failed.
perl: warning: Please...
See what process is using a file in Mac OS X
...ble to track a file and see which process is touching that file. Is that possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system version of the framew...
Seeing escape characters when pressing the arrow keys in python shell
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On OSX with brew, all I had to do was brew reinstall python3
– Ranhiru Jude Cooray
Sep 16 '17 at 4:01
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