Initializing a Repository and Making Commits

Run script

chmod +x make-some-commits-script.sh
./make-some-commits-script.sh
cd ../test-init-some-commits
gitk

Requirement

1. Install git

https://git-scm.com/book/en/v2/Getting-Started-Installing-Git https://gist.github.com/derhuerst/1b15ff4652a867391f03

Installing Git on Ubuntu

sudo apt-get update
sudo apt-get install -y git

2. First-Time Git Setup

https://git-scm.com/book/en/v2/Getting-Started-First-Time-Git-Setup

git config --global user.email "youraddress@example.com"
git config --global user.name "Your Name"