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-#
-msgid ""
-msgstr ""
-
-msgid "title: Useful Bash variables"
-msgstr ""
-
-msgid "layout: post"
-msgstr ""
-
-msgid "lang: en"
-msgstr ""
-
-msgid "ref: useful-bash-variables"
-msgstr ""
-
-msgid ""
-"[GNU Bash](https://www.gnu.org/software/bash/) has a few two letter "
-"variables that may be useful when typing on the terminal."
-msgstr ""
-
-msgid "`!!`: the text of the last command"
-msgstr ""
-
-msgid ""
-"The [`!!` "
-"variable](https://www.gnu.org/software/bash/manual/bash.html#Event-"
-"Designators) refers to the previous command, and I find useful when "
-"following chains for symlinks:"
-msgstr ""
-
-msgid ""
-"$ which git\n"
-"/run/current-system/sw/bin/git\n"
-"$ readlink $(!!)\n"
-"readlink $(which git)\n"
-"/nix/store/5bgr1xpm4m0r72h9049jbbhagxdyrnyb-git-2.28.0/bin/git\n"
-msgstr ""
-
-msgid ""
-"It is also useful when you forget to prefix `sudo` to a command that "
-"requires it:"
-msgstr ""
-
-msgid ""
-"$ requires-sudo.sh\n"
-"requires-sudo.sh: Permission denied\n"
-"$ sudo !!\n"
-"sudo ./requires-sudo.sh\n"
-"# all good\n"
-msgstr ""
-
-msgid ""
-"Bash prints the command expansion before executing it, so it is better for "
-"you to follow along what it is doing."
-msgstr ""
-
-msgid "`$_`: most recent parameter"
-msgstr ""
-
-msgid ""
-"The [`$_` "
-"variable](https://www.gnu.org/software/bash/manual/bash.html#Special-"
-"Parameters) will give you the most recent parameter you provided to a "
-"previous argument, which can save you typing sometimes:"
-msgstr ""
-
-msgid ""
-"# instead of...\n"
-"$ mkdir -p a/b/c/d/\n"
-"$ cd a/b/c/d/\n"
-"\n"
-"# ...you can:\n"
-"$ mkdir -p a/b/c/d/\n"
-"$ cd $_\n"
-msgstr ""
-
-msgid "Conclusion"
-msgstr ""
-
-msgid ""
-"I wouldn't use those in a script, as it would make the script terser to "
-"read, I find those useful shortcut that are handy when writing at the "
-"interactive terminal."
-msgstr ""
-
-msgid "date: 2020-11-12 1"
-msgstr ""
-
-msgid "eu_categories: shell"
-msgstr ""
-
-#~ msgid "date: 2020-11-12"
-#~ msgstr ""