Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
La théorie des graphes appliquée à Git
Search
Sponsored
·
Ship Features Fearlessly
Turn features on and off without deploys. Used by thousands of Ruby developers.
→
ubermuda
April 17, 2017
Technology
440
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
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
740
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
240
A multi-container Symfony2 setup with Docker
ubermuda
40
12k
Docker Introduction
ubermuda
5
560
Symfony 2, un framework robuste et moderne
ubermuda
5
220
Migration d'une base de code subversion vers git
ubermuda
0
140
Other Decks in Technology
See All in Technology
Incremental HTTP
kazuho
5
2.1k
並行性の問題を防げ!実践トランザクション入門
occhi
0
280
"優秀な誰か"の下位互換にならないために
yut0naga1_fa
0
130
LLM機能を自作して分かるSnowflake Cortex AIの強み
nayuts
0
320
1万名の社員が使う認証基盤で どう信頼性を担保するか?
kairim0
0
210
契約書画像からの情報抽出に特化した視覚接地モデルを育てる話
sansantech
PRO
1
150
あなたの知らないAmazon VPC Route Server/Amazon VPC Route Server you don't know about
masakiokuda
2
230
継続的なAIコスト最適化
bgpat
1
220
ファミコンでPHPを動かす / PHP on the Famicom side b
tomzoh
0
140
Meet AgentCore Identity Consent Portal
hironobuiga
3
190
ai_cording_with_k8s_knowledge.pdf
mochizuki875
1
310
Snapshot Testing in Practice: Predictable and Reliable SwiftUI Views
fespinoza
0
150
Featured
See All Featured
Done Done
chrislema
187
17k
[RailsConf 2023 Opening Keynote] The Magic of Rails
eileencodes
31
10k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4.6k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
232
55k
Jamie Indigo - Trashchat’s Guide to Black Boxes: Technical SEO Tactics for LLMs
techseoconnect
PRO
0
690
Leadership Guide Workshop - DevTernity 2021
reverentgeek
1
390
Leveraging Curiosity to Care for An Aging Population
cassininazir
1
530
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
9
1.6k
BBQ
matthewcrist
90
10k
The Illustrated Children's Guide to Kubernetes
chrisshort
51
53k
Stop Working from a Prison Cell
hatefulcrawdad
274
21k
SEOcharity - Dark patterns in SEO and UX: How to avoid them and build a more ethical web
sarafernandez
0
300
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