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shopt -u progcomp

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ssh -T -ai ~/.ssh/id_rsa [email protected]

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defaults write com.apple.dock tilesize -int 1

killall Dock

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convert in.jpg -colorspace gray -fill green -tint 100 -out.jpg

-charcoal 1 -colorspace gray -fill blue -tint 10

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convert in.jpg -colorspace gray ( +clone -blur 15,15 ) -compose Divide_Src -composite -normalize -threshold 80% out.jpg

convert original.pdf -colorspace gray +clone -blur 0x1 +swap -compose divide -composite -linear-stretch 5%x0% -rotate 1.5 fake-scanned.pdf

convert -density 150 input.pdf -colorspace gray -linear-stretch 3.5%x10% -blur 0x0.5 -attenuate 0.25 +noise Gaussian output.pdf

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# vertical
convert -append image1.jpg image2.jpg out.jpg

# horizontal
convert +append image1.jpg image2.jpg out.jpg

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convert input.jpg -thumbnail 300x300 \
          -bordercolor Lavender  -background gray40  +polaroid \
          poloroid_captioned.png

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python3 -m venv

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ctrl-a + ?                    - help
ctrl-a + \                    - kill byobu
shift-f6                      - detach without kill
ctrl-a + ctrl-d               - detach without kill
// Windows management
ctrl-a + c                    - create new window
ctrl-a + k                    - kill current window
ctrl-a + "                    - choose window from list
ctrl-a + s                    - choose window from list
ctrl-a + ctrl-space           - next window

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/network add -sasl_username <login> -sasl_password <password> -sasl_mechanism PLAIN freenode
/server add -auto -net freenode -ssl -ssl_verify chat.freenode.net 6697
/save