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diff --git a/Bash process substition (tmp file).md b/Bash process substition (tmp file).md new file mode 100644 index 0000000..3540f70 --- /dev/null +++ b/Bash process substition (tmp file).md @@ -0,0 +1,13 @@ +--- +tags: + - bash + - howto +--- +Process substitution connects the output of a command to a file. This enables a command to accept the output of multiple commands. +Useful with diff for example: + +```bash +diff <(ls dirA) <(ls dirB) +``` + +> Important! Don't but the <() inside quotes.. it will report: cannot find file
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