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How to redirect the output of the time command to a file in Linux?

... sleep.stderr ; } 2> time.txt which puts STDERR from "sleep" into the file "sleep.stderr" and only STDERR from "time" goes into "time.txt" share | improve this answer | ...
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How to make rpm auto install dependencies

.../home/user/repo. Move the RPMs into that directory. Fix some ownership and filesystem permissions: # chown -R root.root /home/user/repo Install the createrepo package if not installed yet, and run # createrepo /home/user/repo # chmod -R o-w+r /home/user/repo Create a repository configuration fil...
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How to profile a bash shell script slow startup?

...y, you can use BASH_XTRACEFD to send the output of the trace to a separate file descriptor if you have Bash 4.1 or later. From this answer: #!/bin/bash exec 5> command.txt BASH_XTRACEFD="5" echo -n "hello " set -x echo -n world set +x echo "!" This will cause the trace output to go to the ...
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Can I invoke an instance method on a Ruby module without including it?

...nt to pollute my namespace with all of them. A simple example if there's a Files.truncate and a Strings.truncate and I want to use both in the same class, explicitly. Creating a new class/instance each time I need a specific method or modifying the original is not a nice approach, though I'm not a R...
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?

I'm using grep to match string in a file. Here is an example file: 8 Answers 8 ...
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Downloading MySQL dump from command line

...ddress] -u [uname] -p db_name > db_backup.sql It should drop the .sql file in the folder you run the command-line from. EDIT: Updated to avoid inclusion of passwords in CLI commands, use the -p option without the password. It will prompt you for it and not record it. ...
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Make Adobe fonts work with CSS3 @font-face in IE9

...ix the "CSS3114" error. You have to change the embedding level of your TTF file. Using the appropriate tool you can set it to installable embedding allowed. For a 64-bit version, check @user22600's answer. share ...
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Why does the JavaScript need to start with “;”?

I have recently noticed that a lot of JavaScript files on the Web start with a ; immediately following the comment section. ...
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Install a Windows service using a Windows command prompt?

...te. Yes attribute could be found in the .exe assembly. Remove InstallState file because there are no installers – Nick Mar 22 '16 at 14:39 1 ...
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Core dump file analysis [duplicate]

What are all the things I will need to check while analyzing a core dump file? 2 Answers ...