大约有 4,570 项符合查询结果（耗时：0.0212秒） [XML]
Insert a line at specific line number with sed or awk
...
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.
...
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...
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 ...
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...
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...
Seeing escape characters when pressing the arrow keys in python shell
...
On OSX with brew, all I had to do was brew reinstall python3
– Ranhiru Jude Cooray
Sep 16 '17 at 4:01
...
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...
How should I use git diff for long lines?
...
Mostly "<-[m" for each newline (where <- was a single arrow character), but also markers where (I think) each colour would have started, like "<-[1m" and "<-[32m".
– Peter Boughton
...
Simplest way to detect a mobile device in PHP
...ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i',$useragent)||preg_match('/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)...
How to print a linebreak in a python function?
...
You can print a native linebreak using the standard os library
import os
with open('test.txt','w') as f:
f.write(os.linesep)
share
|
improve this answer
|
...