Rajarshi Sarkar sarkaraj

Bash string manipulation cheatsheet

Assignment
Assign `value` to `variable` if `variable` is not already set. Value will be returned. Couple with `:` no-op if return value is to be discarded.	`${variable="value"}` `: ${variable="value"}`

Zip excluding specific directories

Exclude .git file and node_modules directory

$ zip -r9 [target_file] [source_file] -x *.git* node_modules/\*

Exclude .git file and files in node_modules directory, but keep node_modules directory

$ zip -r9 [target_file] [source_file] -x *.git* node_modules/**\*

Master: Dependencies

apt update && apt upgrade -y
curl https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -

cat <<EOF > /etc/apt/sources.list.d/kubernetes.list
deb http://apt.kubernetes.io/ kubernetes-xenial main
EOF

	<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.mygroup/groupId>
	<artifactId>my-artifact</artifactId>
	<version>1.0-SNAPSHOT</version>
	<name>${project.artifactId}</name>
	<description>My wonderfull scala app</description>
	<inceptionYear>2010</inceptionYear>
	<licenses>
	<license>

	# Compiled source #
	###################
	*.com
	*.class
	*.dll
	*.exe
	*.o
	*.so

	# Packages #

	#!/usr/bin/env bash

	read -r -d '' usage << EOM
	Usage:

	gh-deploy-clone user/repo [ENVIRONMENT]
	EOM

	[ -z "$1" ] && echo && echo "$usage" && echo && exit 1

	Copyright 2016 Saleem Ansari <[email protected]>

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except in compliance with the License.
	You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,