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A comment on $!134 can be a nice bash foot shooter if you accidentally mistype the number. Parent comment
For those who want to read about shopt, check:
http://www.gnu.org/software/bash/manual/bash.html#The-Shopt-...
Took me a bit to find it, and there seems to be no man entry.
Most important commands:
shopt -s histverify # activates the option
shopt -u histverify # deactivates the option
shopt # shows all available options and their activation status
You must put "shopt -s histverify" to your .bashrc so that it stays activated.
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For those who want to read about shopt, check:
http://www.gnu.org/software/bash/manual/bash.html#The-Shopt-...
Took me a bit to find it, and there seems to be no man entry.
Most important commands:
shopt -s histverify # activates the option
shopt -u histverify # deactivates the option
shopt # shows all available options and their activation status
You must put "shopt -s histverify" to your .bashrc so that it stays activated.