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jlliagre

Unix, Linux and middleware advanced customer support engineer & software developer. Wrote my first "hello world" C program on Unix version 7 in 1984. The views expressed on this web site are my own.

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Top Questions

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Top Answers

Why does Linux use LF as the newline character?

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What is the difference between /opt and /usr/local?

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How to pipe stdout while keeping it on screen ? (and not to a output file)

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Why would you `cat /dev/null > /var/log/messages`?

What's the difference between SIGSTOP and SIGTSTP?

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Does tail read the whole file?

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Why is cd not a program?

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How can I make my own “shell commands” (e.g. mkdir/cd combo)?

What does the .d stand for in directory names?

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Why can't I remove the '.' directory?

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How can I produce high CPU load on a Linux server?

#!/bin/bash - no such file or directory

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Why does “ps aux | grep x” give better results than “pgrep x”?

How do I append the UNIX command date to an echo statement

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Why are POSIX mandatory utilities not built into the shell?

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Difference between terms: “option”, “argument”, and “parameter”?

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Vi vs vim, or, is there any reason why I would ever want to use vi?

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Linux: Difference between /dev/console , /dev/tty and /dev/tty0

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How to delete directories based on `find` output?

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How do I replace AND (&&) in a for loop?

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What does “esac” mean at the end of a bash case statement? Is it required?

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How does /usr/bin/env know which program to use?

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What's the philosophy behind delaying writing data to disk?

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Extract version number from file in shell script

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How to remove a character at the end of each line in unix

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How do I run the same linux command in more than one tab/shell simultaneously?

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How exactly does “/bin/[” work?

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French for 'blood will tell'?

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Why does a software package run just fine even when it is being upgraded?

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Is it safe to add . to my PATH? How come?

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