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Dead-Simple Version Control for your Team
Matthew Reidsma
July 25, 2012
How-to & DIY
3
3.4k
Dead-Simple Version Control for your Team
How we use Git and Github to build stuff at Grand Valley State University Libraries
Matthew Reidsma
July 25, 2012
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Transcript
DEAD-SIMPLE VERSION CONTROL FOR YOUR TEAM GIT WITH MATTHEW REIDSMA
GRAND VALLEY STATE UNIVERSITY
WHO DOESN’T USE VERSION CONTROL?
VERSION CONTROL WHO?
OH BOY.
WHY YOU NEED VERSION CONTROL
GIT
GIT
WHY GIT IS AWESOME
HOW GIT WORKS
WORKING DIRECTORY
WORKING DIRECTORY INDEX (STAGING AREA) add
WORKING DIRECTORY INDEX (STAGING AREA) LOCAL REPOSITORY add commit
WORKING DIRECTORY INDEX (STAGING AREA) LOCAL REPOSITORY REMOTE REPOSITORY add
commit push
My-Computer: mreidsma$ _
My-Computer: mreidsma$ _ SCARY
None
$cd MyAwesomeApp
$cd MyAwesomeApp $touch index.html
$cd MyAwesomeApp $git init Initialized empty Git repository in /MyAwesomeApp/.git/
$touch index.html
$cd MyAwesomeApp $git init Initialized empty Git repository in /MyAwesomeApp/.git/
$git add . $touch index.html
$cd MyAwesomeApp $git init Initialized empty Git repository in /MyAwesomeApp/.git/
$git add . $git status # On branch master # Changes to be committed: # (use "git reset HEAD <file>..." to unstage) # #! new file: index.html # $touch index.html
None
$git commit -m “First commit” [master (root-commit) 7ce2952] First commit
1 file changed, 2 insertions(+) create mode 100644 index.html
$git commit -m “First commit” $git remote add origin git@github.com:gvsulib/
awesomeapp.git [master (root-commit) 7ce2952] First commit 1 file changed, 2 insertions(+) create mode 100644 index.html
$git commit -m “First commit” $git remote add origin git@github.com:gvsulib/
awesomeapp.git [master (root-commit) 7ce2952] First commit 1 file changed, 2 insertions(+) create mode 100644 index.html $git push origin master
None
BRANCHING
[master]
[master]
[master]
[master]
[master]
[master] [branch]
[master] [branch]
[master] [branch] merge
BRANCHES ARE CHEAP
None
$cd MyAwesomeApp
$cd MyAwesomeApp $git branch newFeature
$cd MyAwesomeApp $git checkout newFeature $git branch newFeature Switched to
branch ‘newFeature’
$cd MyAwesomeApp $git checkout newFeature $git branch newFeature <!-- AWESOME
FEATURE ADDING ACTION HERE --> Switched to branch ‘newFeature’
$cd MyAwesomeApp $git checkout newFeature $git add . $git branch
newFeature <!-- AWESOME FEATURE ADDING ACTION HERE --> Switched to branch ‘newFeature’
$cd MyAwesomeApp $git checkout newFeature $git add . $git status
# On branch newFeature # Changes to be committed: # (use "git reset HEAD <file>..." to unstage) # #! modified: index.html # $git branch newFeature <!-- AWESOME FEATURE ADDING ACTION HERE --> Switched to branch ‘newFeature’
None
$git commit -m “Best feature ever” [newFeature 18q7d58] Best feature
ever 1 file changed, 1 insertions(+)
$git commit -m “Best feature ever” $git checkout master [newFeature
18q7d58] Best feature ever 1 file changed, 1 insertions(+) Switched to branch ‘master’
$git commit -m “Best feature ever” $git checkout master [newFeature
18q7d58] Best feature ever 1 file changed, 1 insertions(+) $git merge newFeature Switched to branch ‘master’ Updating 7ce2952..18q7d58 index.html | 1 + 1 file changed, 1 insertion(+)
BUT YOU CHANGED THE FILE
WORKFLOWS
LOCAL
LOCAL REMOTE
LOCAL LOCAL
LOCAL REMOTE LOCAL
LOCAL LOCAL REMOTE WEB SERVER
LOCAL LOCAL REMOTE WEB SERVER
HOW WE DO IT @ GVSU
None
None
GITHUB
GITHUB WEB SERVER
MASTER IS ALWAYS DEPLOYABLE
None
$ssh username@gvsu.edu
$ssh username@gvsu.edu $git mkdir MyAwesomeApp
$ssh username@gvsu.edu $git cd MyAwesomeApp $git mkdir MyAwesomeApp
$ssh username@gvsu.edu $git cd MyAwesomeApp remote: Counting objects: 1, done.
remote: Compressing objects: 100% (1/1), done. remote: Total 1 (delta 21), reused 1 (delta 14) Unpacking objects: 100% (1/1), done. $git mkdir MyAwesomeApp $git clone https://github.com/gvsulib/ awesomeapp.git Cloning into awesomeapp...
None
$ssh username@gvsu.edu
$ssh username@gvsu.edu $git cd MyAwesomeApp
$ssh username@gvsu.edu $git cd MyAwesomeApp $git pull origin master
BUT
None
None
https://gist.github.com/3138516
OTHER FANCY FEATURES
.gitignore
diff
log
filter-branch
stash
reset
RESOURCES John Fink: A Gentle Introduction to Modern Version Control
http://acrl.ala.org/techconnect/?p=1191 Flashbake - automated git for writers http:/bitbucketlabs.net/flashbake Download git http://git-scm.com Git Reference http://gitref.org Git and Github Bootcamp http://help.github.com/articles/set-up-git
None
THANK YOU reidsmam@gvsu.edu @mreidsma http://github.com/mreidsma http://github.com/gvsulib