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altwin:menu              = +altwin(menu)
altwin:meta_alt          = +altwin(meta_alt)
altwin:ctrl_win          = +altwin(ctrl_win)
altwin:meta_win          = +altwin(meta_win)
altwin:left_meta_win     = +altwin(left_meta_win)
altwin:super_win         = +altwin(super_win)
altwin:hyper_win         = +altwin(hyper_win)
altwin:alt_super_win     = +altwin(alt_super_win)
altwin:swap_lalt_lwin    = +altwin(swap_lalt_lwin)
grp:switch               = +group(switch)

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# /etc/profile: This file contains system-wide defaults used by
# all Bourne (and related) shells.

# http://www.guguncube.com/259/unix-collection-of-useful-bash-aliases
# aliases//http://www.cyberciti.biz/tips/bash-aliases-mac-centos-linux-unix.html
# http://dotfiles.org/~basileaf/.bashrc

[ -z "$PS1" ] && return
if [ -n "$PS1" ]; then PATH='cw-definitions-path':$PATH; export PATH; fi

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#To list all settings for a app
# gsettings list-recursively | sort | grep gedit | uniq

#gtk, shell, icon theme
gsettings set org.gnome.desktop.interface gtk-theme 'Arc'
gsettings set org.gnome.desktop.wm.preferences theme 'Arc'
gsettings set org.gnome.shell.extensions.user-theme name 'Arc-Dark'
gsettings set org.gnome.desktop.interface cursor-theme 'Paper'
gsettings set org.gnome.desktop.interface icon-theme 'Paper'

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# -*- coding: utf-8	-*-
# grub2-editenv /boot/grub2/grubenv create
# dracut --regenerate-all -fv && grub2-mkconfig -o /boot/grub2/grub.cfg
# https://fedoraproject.org/wiki/Changes/BootLoaderSpecByDefault
# https://utcc.utoronto.ca/~cks/space/blog/linux/Fedora30GrubBLSGotcha
# https://www.if-not-true-then-false.com/2015/fedora-nvidia-guide/
# ## Backup old initramfs nouveau image ##
# mv -fu /boot/initramfs-$(uname -r).img /boot/initramfs-$(uname -r)_orig.img
## Create new initramfs image ##
# dracut -vf --install "/usr/lib/firmware/radeon/*" --kver $(uname -r)

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# /etc/security/limits.conf
#
#This file sets the resource limits for the users logged in via PAM.
#It does not affect resource limits of the system services.
#
#Also note that configuration files in /etc/security/limits.d directory,
#which are read in alphabetical order, override the settings in this
#file in case the domain is the same or more specific.
#That means for example that setting a limit for wildcard domain here
#can be overriden with a wildcard setting in a config file in the

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Download Audio from YouTube

-i - ignore errors

-c - continue

-t - use video title as file name

--extract-audio - extract audio track

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ffmpeg -ss <start_time> -i video.mp4 -t <duration> -q:v 2 -vf select="eq(pict_type\,PICT_TYPE_I)" -vsync 0 frame%03d.jpg

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# -*- coding: utf-8 -*-
#
# Author: Vegard Nossum <vegard.nossum@gmail.com>

import math
import os
import sys

import cairo

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Quick reference: Math

Data properties

• Math.E: number ^ES1

  Euler’s number, base of the natural logarithms, approximately 2.7182818284590452354.

• Math.LN10: number ^ES1

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Strings

String.prototype.*

None of the string methods modify this – they always return fresh strings.

• charAt(pos: number): string ^ES1

  Returns the character at index pos, as a string (JavaScript does not have a datatype for characters). str[i] is equivalent to str.charAt(i) and more concise (caveat: may not work on old engines).