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Rearrange columns using cut
... Alternatively if you don't want to change the input file, you can pipe it through | sed 's/\r//' | before piping to awk
– jakub.g
Apr 9 '15 at 12:15
2
...
Parsing a CSV file using NodeJS
...ire('csv-parse');
var csvData=[];
fs.createReadStream(req.file.path)
.pipe(parse({delimiter: ':'}))
.on('data', function(csvrow) {
console.log(csvrow);
//do something with csvrow
csvData.push(csvrow);
})
.on('end',function() {
//do something wit...
Bash ignoring error for a particular command
...1.sh
one
two
three will be never printed.
Also, I want to add that when pipefail is on,
it is enough for shell to think that the entire pipe has non-zero exit code
when one of commands in the pipe has non-zero exit code (with pipefail off it must the last one).
$ set -o pipefail
$ false | true ;...
Equivalent of *Nix 'which' command in PowerShell?
... If you want the Unix-style behavior of giving you the path you'll need to pipe the output of get-command to select -expandproperty Path.
– Casey
Jul 29 '15 at 12:37
6
...
How can I recursively find all files in current and subfolders based on wildcard matching?
How can I recursively find all files in current and subfolders based on wildcard matching?
16 Answers
...
How to remove trailing whitespaces with sed?
...what I needed! The other sed solutions posted had issue integrating with a piped (and piped and piped...) variable assignment in my bash script, but yours worked out of the box.
– Eric L.
Jun 12 '14 at 18:09
...
Is there a JSON equivalent of XQuery/XPath?
...would be:
.[0].objects | .. | objects | select(.id==3)
where "|" is the pipe-operator (as in command shell pipes), and where the segment ".. | objects" corresponds to "no matter where the object may be".
The basics of jq are largely obvious or intuitive or at least quite simple, and most of the ...
Selenium: FirefoxProfile exception Can't load the profile
...profile_path(self.profile.path)
with:
from subprocess import Popen, PIPE
proc = Popen(['cygpath','-d',self.profile.path], stdout=PIPE, stderr=PIPE)
stdout, stderr = proc.communicate()
path = stdout.split('\n', 1)[0]
self._start_from_profile_path(path)
#self._start_from_pr...
jQuery deferreds and promises - .then() vs .done()
...e( doneCallback ).fail( failCallback )
As of 1.8, then() is an alias for pipe() and returns a new promise, see here for more information on pipe().
success() and error() are only available on the jqXHR object returned by a call to ajax(). They are simple aliases for done() and fail() respectively...
Win32汇编--使用MASM - C/C++ - 清泛网 - 专注C/C++及内核技术
...预先声明，否则，编译器会不认这个函数。invoke伪指令也无法检查参数个数。声明函数的格式是：
函数名 proto [距离] [语言] [参数1]:数据类型, [参数2]:数据类型,
句中的proto是函数声明的伪指令，距离可以是NEAR，FAR，NEAR16...