ack better grep for programmers

ack is a tool like grep optimized for programmers.

On Debian/Ubuntu, you can install it with apt

apt install ack

To install from source, run

curl https://beyondgrep.com/ack-v3.0.2 > /usr/local/bin/ack && chmod 0755 /usr/local/bin/ack

For installing for just one user, run

curl https://beyondgrep.com/ack-v3.0.2 > ~/bin/ack && chmod 0755 ~/bin/ack

On RHEL/CentOS, you may need to install dependency

yum install perl-version

For the latest version, always check

ack grep for programmers