Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
La théorie des graphes appliquée à Git
Search
ubermuda
April 17, 2017
Technology
420
0
Share
La théorie des graphes appliquée à Git
ubermuda
April 17, 2017
More Decks by ubermuda
See All by ubermuda
Comment Docker révolutionne le web
ubermuda
3
720
Vers des applications twelve-factor
ubermuda
2
1.1k
Git et la théorie des graph
ubermuda
3
1.1k
Introduction à Docker
ubermuda
6
1.1k
Meetup Docker 101
ubermuda
1
230
A multi-container Symfony2 setup with Docker
ubermuda
40
12k
Docker Introduction
ubermuda
5
520
Symfony 2, un framework robuste et moderne
ubermuda
5
210
Migration d'une base de code subversion vers git
ubermuda
0
130
Other Decks in Technology
See All in Technology
OPENLOGI Company Profile for engineer
hr01
1
62k
AIを活用したアクセシビリティ改善フロー
degudegu2510
1
140
ストライクウィッチーズ2期6話のエイラの行動が許せないのでPjMの観点から何をすべきだったのかを考える
ichimichi
1
190
サイボウズフロントエンドの活動から考える探究と発信
mugi_uno
0
110
組織的なAI活用を阻む 最大のハードルは コンテキストデザインだった
ixbox
1
660
機能・非機能の学びを一つに!Agent Skillsで月間レポート作成始めてみた / Unifying Bug & Infra Insights — Building Monthly Quality Reports with Agent Skills
bun913
5
3.1k
Goビルドを理解し、 CI/CDの高速化に挑む
satoshin
0
130
Oracle AI Databaseデータベース・サービス: BaseDB/ExaDB-Dの可用性
oracle4engineer
PRO
1
120
Oracle AI Database@Google Cloud:サービス概要のご紹介
oracle4engineer
PRO
6
1.3k
Even G2 クイックスタートガイド(日本語版)
vrshinobi1
0
210
プロダクトを育てるように生成AIによる開発プロセスを育てよう
kakehashi
PRO
1
660
AWSで2番目にリリースされたサービスについてお話しします(諸説あります)
yama3133
0
120
Featured
See All Featured
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
17k
Hiding What from Whom? A Critical Review of the History of Programming languages for Music
tomoyanonymous
2
660
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
12
1.1k
Are puppies a ranking factor?
jonoalderson
1
3.2k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
37
6.3k
Prompt Engineering for Job Search
mfonobong
0
250
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
2.7k
Why Mistakes Are the Best Teachers: Turning Failure into a Pathway for Growth
auna
0
110
How to Talk to Developers About Accessibility
jct
2
170
Jess Joyce - The Pitfalls of Following Frameworks
techseoconnect
PRO
1
120
Learning to Love Humans: Emotional Interface Design
aarron
275
41k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
smashingmag
254
22k
Transcript
La théorie des graphes appliquée à git Geoffrey Bachelet @ubermuda
Königsberg
ez pz Leonhard Euler
None
Pont Masse de terre
Arête Noeud graphe
1 2 3 4
None
A B E D C
A B E D C Noeuds
A B E C Arêtes D
A B E D C Graph orienté
A B E D C Graph orienté
None
Atteignabilité
Atteignabilité C est atteignable depuis E A B E D
C
Atteignabilité NOPE A B E D C
A B D E C F D n'est pas atteignable
depuis F Atteignabilité
Atteignabilité
None
$ git branch * master $ ls .git/refs/heads/ master $
cat .git/refs/heads/master 58bd01cded7904f1596cb12aac1d3e0e8ae6b558
$ git log --format="%H" 6465a2cd4d6d3b0a0a62588eeb5b798bb7d31a71 7d1d4dabc49854a0807200361731446476565094 17a59ceda9b2806e2a135df039506d1ec1a976e6 ...
$ echo "6465a2cd" > .git/refs/heads/foo
$ git branch * master foo
A B D E C F master foo
A B D E C F master foo Atteignabilité !
None
Rappel • Une branche • Un tag • HEAD :
commit actuel à un instant T Références
Merge
A B D E C F master foo HEAD $
git merge master
A B D E C F master foo $ git
merge master HEAD
A B D E C F master G foo $
git merge master HEAD
A B D E C F master foo G foo
$ git merge master HEAD
A B D E C F master foo G Atteignabilité
! HEAD
fast-forward
A B C E D foo master F HEAD $
git merge foo
A B C E D foo master F $ git
merge foo Atteignable HEAD
C E D foo master F master A B $
git merge foo HEAD
cherry-pick
A B D E C F master foo $ git
cherry-pick F HEAD
master foo F' A B D E C F foo
$ git cherry-pick F HEAD
rebase
$ git rebase master A B D E C F
master foo HEAD
B merge base A D E C F master foo
$ git rebase master HEAD
merge base premier ancêtre commun Atteignable !
A B D E C F master foo Atteignable !
HEAD
A B D E C F master foo C' $
git rebase master HEAD
A B D E C F master foo C' D'
$ git rebase master HEAD
A B D E C F master foo C' D'
foo $ git rebase master HEAD
A B D E C F master C' D' foo
$ git rebase master HEAD
A B D E C F master C' D' foo
Headless $ git rebase master HEAD
Headless non-atteignable depuis une référence susceptible d'être "garbage collecté"
A B D E C F master C' D' foo
$ git reset --hard D foo A B D E C F C' D' HEAD
$ git reflog ... 384b39c HEAD@{10}: merge feature/bdl-auth: Fast-forward 84541fe
HEAD@{11}: checkout: moving from feature/bdl-auth to 384b39c HEAD@{12}: rebase finished: returning to refs/heads/f 384b39c HEAD@{13}: rebase: Add auth bundle
fetch
A B C D master A B master origin local
origin/master
local A B C D master A B master origin
origin/master FETCH !
A B C D master A B master C D
origin/master origin origin/master local
push
A B master A B master origin local C D
A B master A B master origin push D D
local C
A B master A B master A B A B
origin local C D D PAS ATTEIGNABLE
A B master A B master A B A B
origin local C D D NOPE
None
Atteignabilité.
https://speackerdeck.com/ubermuda https://think-like-a-git.net/ Geoffrey Bachelet @ubermuda