Himura2la’s gists

Himura2la / gnome3-add-to-directory.sh

Last active November 10, 2020 11:43

Add a .desktop file (that is not prefent in Software app) into a directory

	gsettings set org.gnome.desktop.app-folders.folder:/org/gnome/desktop/app-folders/folders/Utilities/ apps "[..., 'com.github.micahflee.torbrowser-launcher.settings.desktop']"


	https://developer.gnome.org/AppFolders/

Himura2la / dos2unix.sh

Created July 8, 2020 07:27

dos2unix with find and sed

find . -type f -regex '.*\.\(yml\|json\)$' -exec sed -i $'s/\r$//' '{}' \; -exec echo "Line endings changed to LF in {}" \;

Himura2la / MassReplace.ps1

Last active March 5, 2021 13:18

Replace all occurrences of a string in a directory

	function MassReplace {
	param (
	[Parameter(Mandatory=$true)] [string] $Path,
	[Parameter(Mandatory=$true)] [string] $Include,
	[Parameter(Mandatory=$true)] [string] $FindString,
	[Parameter(Mandatory=$true)] [string] $ReplaceString
	)
	Get-ChildItem $Path -Include $Include -Recurse
	\| Select-String $FindString -SimpleMatch
	\| Group-Object -Property Path

Himura2la / Copy-Filtered.ps1

Created August 3, 2020 09:44

Copy-Item -Recurse with multiple filter

	function Copy-Filtered {
	param (
	[string] $Source,
	[string] $Target,
	[string[]] $Filter
	)
	$ResolvedSource = Resolve-Path $Source
	$NormalizedSource = $ResolvedSource.Path.TrimEnd([IO.Path]::DirectorySeparatorChar) + [IO.Path]::DirectorySeparatorChar
	Get-ChildItem $Source -Include $Filter -Recurse \| ForEach-Object {
	$RelativeItemSource = $_.FullName.Replace($NormalizedSource, '')

Himura2la / deploy.sh

Last active October 23, 2020 15:56

https://habr.com/ru/post/516230/

	#!/bin/bash

	usage_msg="Usage: $0 ssh_address local_image_tag"
	ssh_address=${1?$usage_msg}
	image_name=${2?$usage_msg}

	echo "Sending gzipped image '$image_name' to '$ssh_address' via ssh..."
	docker image save $image_name \| gzip \| ssh $ssh_address 'zcat \| docker image load'

	echo "Connecting to '$ssh_address' via ssh to seamlessly deploy '$image_name'..."

Himura2la / Dockerfile

Last active August 25, 2020 17:40

sshd

	FROM debian:stable-slim
	EXPOSE 22
	RUN apt-get update && apt-get install -y openssh-server
	RUN mkdir /var/run/sshd &&\
	sed -e 's/#PasswordAuthentication yes/PasswordAuthentication no/' \
	-e 's/#PermitRootLogin prohibit-password/PermitRootLogin no/' \
	-e 's/#ClientAliveInterval 0/ClientAliveInterval 60/' \
	-i /etc/ssh/sshd_config
	RUN useradd -m -s /bin/bash user
	COPY authorized_keys /home/user/.ssh/authorized_keys

Himura2la / switch-tab.sh

Created September 8, 2020 10:07

Switch tab in a browser on X11 screen :0

	#!/bin/sh
	DISPLAY=:0 /usr/bin/xdotool key Ctrl+Tab

Himura2la / systemd-ulimits.sh

Last active September 24, 2020 06:41

Fix "Cannot allocate memory" warning of jackd in realtime mode in sessions started from systemd

	$ cat /etc/security/limits.d/95-jack.conf
	# Default limits for users of jack-audio-connection-kit

	@jackuser - rtprio 70
	@jackuser - memlock 4194304

	@pulse-rt - rtprio 20
	@pulse-rt - nice -20

	# This applies only to console sessions.

Himura2la / update-grub

Last active May 31, 2021 19:25

update-grub equivalent for RHEL, CentOS, and Fedora

sudo grub2-mkconfig -o "$(sudo readlink -e /etc/grub2.cfg)"

Himura2la / add-user.sh

Last active June 29, 2023 14:46

Create a linux user for another person

	new_user=''
	user_public_key=''

	sudo useradd -mG sudo -s /bin/bash $new_user
	sudo passwd --delete $new_user
	sudo mkdir /home/$new_user/.ssh
	echo "$user_public_key" \| sudo tee /home/$new_user/.ssh/authorized_keys
	sudo chmod -v 700 /home/$new_user/.ssh
	sudo chmod -v 600 /home/$new_user/.ssh/authorized_keys
	sudo chown -vR $new_user:$new_user /home/$new_user/.ssh

Himura Kazuto Himura2la