/remember

Collection of useful commands I always forget.

remember

Collection of useful commands I always forget.

Parallelize a command in a nested bash for loop
for dir in ~/example/*; do for image in $dir/*.png; echo $image & done; done
Resize all images in a folder with Image Magick
for i in *.jpg; do convert $i -resize 500x $i; done
Install Terminator
sudo add-apt-repository ppa:gnome-terminator
sudo apt-get update
sudo apt-get install terminator
Install NVidia Drivers
sudo add-apt-repository ppa:xorg-edgers/ppa
sudo apt-get update
sudo apt-get install nvidia-367
Color Prompt with Git Branch

Inside .bashrc, use this :

parse_git_branch() {
 git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/(\1)/'
}
if [ "$color_prompt" = yes ]; then
 PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[01;31m\]$(parse_git_branch)\[\033[00m\]\$ '
else
 PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w$(parse_git_branch)\$ '
fi

to replace this:

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
Monitor CPU Speed of All Cores
watch -n.5 "cat /proc/cpuinfo | grep \"^[c]pu MHz\""
Delete all Docker containers
docker rm $(docker ps -a -q) -f
Delete all Docker images
docker rmi $(sudo docker images -aq)
Install Google Chrome
wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
sudo dpkg -i --force-depends google-chrome-stable_current_amd64.deb
sudo apt-get install -f
google-chrome
Generate SSH Key
ssh-keygen -t rsa -b 4096 -C "alexhagiopol@gmail.com"
Install SimpleScreenRecorder
sudo add-apt-repository ppa:maarten-baert/simplescreenrecorder
sudo apt-get update
sudo apt-get install simplescreenrecorder