... How about wc -l file.txt | cut -d' ' -f1 i.e. pipe the output of wc into cut (where delimiters are spaces and pick just the first field) share | improve this answer ...

I need to spawn a child process that is a console application, and capture its output. 9 Answers ...

...动，其他尝试检出我们修改的人会遇到麻烦， 因为他们无法得到依赖的子模块改动。那些改动只存在于我们本地的拷贝中。 为了确保这不会发生，你可以让 Git 在推送到主项目前检查所有子模块是否已推送。 git push 命令接...

...some url replacements and instead of using slashes as my delimiters I used pipes instead (read this up grymoire.com/Unix/Sed.html). Example: sed -i 's|olddomain.com|http://newdomain.com|g' ./db.sql – Mike Kormendy Feb 9 '15 at 4:49 ...

..., separated by nul to protect any special characters in the filename, then pipe those filenames to xargs which is expecting a nul-separated list, but won't do anything if no names are received, and get perl to substitute lines where matches are found. Add the I switch to grep to ignore binary files...

...nvocation: If you use echo test, the output including a line break will be piped to sha1sum. If you want to hash a plain string without trailing line break, you can use echo -n test | sha1sum. The -n parameter makes echo omitting the line break. – MrSnrub Jul 2...

Is it possible to copy a single file to multiple directories using the cp command ? 22 Answers ...

... Is there a way to pipe the output of the SET command to NIL:, so you can hide the typing? Like if you wanted to do a: set /p id=Enter ID:\r\n set /p pw=Enter Passwd: and didn't want the password text to show in the window, let alone, show in ...

... If you are going to pipe find through xargs to grep, AND if you are only searching for a fixed string (i.e., not a regex), you might benefit from invoking the grep -F option, so grep won't load the regex engine for each invocation. If there are...

...ne shown seems to be specific to any shell. In fact, why even include the pipe through awk? As far as I can tell, your ps command is everything required to display the owner of the current shell's pid. – ghoti Dec 1 '14 at 19:50 ...