Lab 1: Git

Software Engineering Lab

CSE406: Software Engineering

Except where otherwise noted, the contents of this document are Copyright 2020 Gayeon Kim, Gwanggyu Choi, Youn-geun Ahn, Hakjin Lee and Scott Uk-Jin Lee All rights reserved. Any redistribution, reproduction, transmission, or storage of part or all of the contents in any form is prohibited without author’s expressed written permission.

Git

VCS(Version Control System)

Database for ‘Version’

Why use VCS?

• Collaboration

• Backup

• Tracking source code

• Tracking what happened

• Reduce side-effectwhen you develope a new module

Centralized Version Control

Remote Team Repository(SVN)

Work Space(PC

)

Distributed VC(Team-Scale)

Remote TeamRepository(Github)

Local Repository(PC)

Work Space(PC)

Distributed VC(Project-Scale)

Local Repository(PC)

Remote Project Repository(Github)

Remote Team Repository(Github)

Local Repository(PC)

Git Workflow

(Staging Area)

Git Install

• OS X• http://sourceforge.net/projects/git-osx-installer/

• Windows• https://git-scm.com/download/win

• Linux• $ apt-get install git

Github

• Sign up https://github.com

Click

Github

• Sign up

Click

Github

• Sign up

Click

Github

• Sign up

Github

• Sign up

Click

Check your Email

Github

• Create new remote repository

Click (if you are already registered in GitHub)

Click (if you are new GitHub user)

Github

Repository Name

Click

Click

Github

Click

Remote Repository URL

Click

Git - Work Space

Use git bash (Mac user can use terminal)

(your local workspace)

Click

Git - Work Space

git init

Set current directory to

Git workspace

Git - Work Space

git config

git config sets your user information which is usedfor authentication to access private remote repository.

Git - Work Space

git remote add / git pullNaming Remote Repository(insert yours https://github.com/YourID/YourRepoName.git)

git pull origin master

Pull from remote repo

README.md pulled

* Pull = Fetch + Merge(i.e. Receive current remote repository

+ Merge them to my local repository)

Git - Staging Area

.git

‘.git’ has index of files and changes.

Git - Staging Area

git status

Display current HEAD commit

& Tracked/Untracked files

Git - Staging Area

Add file to Staging Area(index)

you can use * (if you want add all

files(fixed or new))

git add

Git - Local Repository

git commit

Commit all added changes & save to Local Repository

git commit –m “Your commit log or message”

Git - Remote Repository

git push

hello.txt added to Remote repository

Push Local to Remote

Basic Work Flow

1. git init

2. git remote add [repoName] [url]

3. git pull [repoName] [branch(e.g. master)]

4. Working…

5. git add *

6. git commit –m “commit message”

7. git push [repoName] [branch(e.g. master)]

8. Repeat 3~7

Exercise

1. Create an remote repository

2. Pull remote repository to your workspace.(if you can’t pull them, try --allow-unrelated-histories option)

3. Create a program It’s double dash - -

Ex) if you input “1” then print your name.

4. Add & Commit to local repository

5. Push them to remote repository(if you can’t push them, try -f option)

6. Add functionwhich print your introduce when you input “2”

7. Update your remote repository