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@alces
alces / ansible_local_playbooks.md
Last active January 26, 2026 18:28
How to run an Ansible playbook locally
  • using Ansible command line:
ansible-playbook --connection=local 127.0.0.1 playbook.yml
  • using inventory:
127.0.0.1 ansible_connection=local
@mcfdn
mcfdn / Multiple Deploy Keys in GitHub.md
Last active October 22, 2025 18:39
Using multiple GitHub deploy keys on a single server with a single user

Using multiple GitHub deploy keys on a single server with a single user

Within GitHub it is possible to set up two types of SSH key - account level SSH keys and and repository level SSH keys. These repository level SSH keys are known in GitHub as deploy keys.

Deploy keys are useful for deploying code because they do not rely on an individual user account, which is susceptible to change, to “store” the server keys.

There is, however, an ‘issue’ with using deploy keys; each key across all repositories on GitHub must be unique. No one key can be used more than once. This becomes a problem when deploying to repositories to the same server with the same user. If you create two keys, the SSH client will not know which key to use when connecting to GitHub.

One solution is to use an SSH config file to define which key to use in which situation. This isn’t as easy as it seems.. you might try something like this:

@hewerthomn
hewerthomn / install-oh-my-zsh.sh
Created January 26, 2017 11:30
Offline install of oh-my-zsh on Ubuntu
main() {
# Use colors, but only if connected to a terminal, and that terminal
# supports them.
if which tput >/dev/null 2>&1; then
ncolors=$(tput colors)
fi
if [ -t 1 ] && [ -n "$ncolors" ] && [ "$ncolors" -ge 8 ]; then
RED="$(tput setaf 1)"
GREEN="$(tput setaf 2)"
YELLOW="$(tput setaf 3)"
@wilon
wilon / vim-surround使用指南.MD
Last active March 11, 2025 04:30
vim-surround使用指南,vim-surround如何使用

普通模式

命令 说明 + 示例
ds 删除括号
ds " "Hello world!" =>
Hello world!
cs 替换括号
cs "( "Hello world!" =>
(Hello world!)
cS 替换括号,括号内文本做新一行
cS "{ "Hello world!" => {     Hello world! }
@SanderTheDragon
SanderTheDragon / postman-deb.sh
Last active October 21, 2025 20:04
A shellscript to create a Postman .deb file, for simple installation on Debian-based Linux distro's. Also creates a .desktop file.
#!/bin/sh
# SPDX-FileCopyrightText: 2017-2024 SanderTheDragon <[email protected]>
#
# SPDX-License-Identifier: MIT
arch=$(dpkg --print-architecture)
echo "Detected architecture: $arch"
case "$arch" in