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Pinging servers in Python
...cess.Popen(["/bin/ping", "-c1", "-w100", "192.168.0.1"], stdout=subprocess.PIPE).stdout.read()
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Is there a way to make AngularJS load partials in the beginning and not at when needed?
...gulp.task('createTemplateCache', function () {
return gulp.src(paths)
.pipe(templateCache('templates.js', { module: 'myModule', root:'app/views'}))
.pipe(gulp.dest('app/scripts'));
});
templates.js (this file is autogenerated by the build task)
$templateCache.put('app/views/main.html'...
Compress files while reading data from STDIN
...zip > test.csv.gz
cat test.csv will send the data as stdout and using pipe-sign gzip will read that data as stdin. Make sure to redirect the gzip output to some file as compressed data will not be written to the terminal.
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How to delete multiple files at once in Bash on Linux?
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I am not a linux guru, but I believe you want to pipe your list of output files to xargs rm -rf. I have used something like this in the past with good results. Test on a sample directory first!
EDIT - I might have misunderstood, based on the other answers that are appear...
Regular Expressions: Is there an AND operator?
Obviously, you can use the | (pipe?) to represent OR , but is there a way to represent AND as well?
12 Answers
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Go Error Handling Techniques [closed]
...All, rq.Body, // read json (returns json and error)
)(
// q.V pipes the json from the previous function call
json.Unmarshal, q.V, u, // unmarshal json from above (returns error)
)(
u.Validate, // validate the user (returns error)
)(
u.Sav...
How to serve an image using nodejs
....on('open', function () {
res.set('Content-Type', type);
s.pipe(res);
});
s.on('error', function () {
res.set('Content-Type', 'text/plain');
res.status(404).end('Not found');
});
});
app.listen(3000, function () {
console.log('Listening on http://loca...
linux tee is not working with python?
...e consoles, but full buffered if the results are redirected to a file or a pipe. tee is seen like a pipe (which it is) and not the hybrid: it write to console. Note: the behaviour could be also controlled inside a python program.
– Giacomo Catenazzi
Apr 6 '19 a...
使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...备。 相反，当外围设备之一连接到主设备时，外围设备无法相互通信。 外设必须具有低功耗，因为它们必须长时间不活动[10]。
建立连接后，智能手机和外围设备将开始根据通用属性配置文件 (GATT) 交换数据。 这是一个发送和...
Running multiple commands with xargs
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This works perfectly well. You can also use it as a piped command like $ command | while read line; do c1 $line; c2 $line; done
– Alexar
May 3 at 12:14
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