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Git and Github: version control for the 21st century
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Wendy Liu
October 22, 2013
Programming
1
280
Git and Github: version control for the 21st century
Presented at PyLadies Montreal.
Wendy Liu
October 22, 2013
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Transcript
PyLadies Montréal :: October 22, 2013 version control for the
21st century and :
about me - Wendy Liu - Math & CS at
McGill - 2.5 years experience with Git
what is git?
what is git? version control system!
svn/perforce: local vs. remote comparison to other systems
svn/perforce: local vs. remote hg/bzr: faster, more control comparison to
other systems
svn/perforce: local vs. remote hg/bzr: faster, more control cvs/rcs: no
comparison comparison to other systems
backup_dec_1_2012.zip backup_dec_8_2012.zip backup_dec_15_2012.zip backup_dec_22_2012.zip backup_dec_29_2012.zip backup_jan_5_2012.zip backup_jan_12_2012.zip backup_jan_19_2012.zip backup_jan_26_2012.zip
report_v1.doc report_v2.doc report_v3.doc report_v4.doc
keeps track of changes enter git.
keeps track of changes extremely flexible enter git.
keeps track of changes extremely flexible developed by linus torvalds
enter git.
keeps track of changes extremely flexible developed by linus torvalds
completely free to use (and open source!) enter git.
keeps track of changes extremely flexible developed by linus torvalds
completely free to use (and open source!) primarily command-line enter git.
website what is github?
website collaborative coding, via git what is github?
website collaborative coding, via git (mostly) free to use what
is github?
website collaborative coding, via git (mostly) free to use major
part of developer ecosystem (esp. OSS) what is github?
why git?
why git? diffs
why git? diffs backups
why git? diffs backups collaboration
what git can do for you versioning easy collaboration blame
tracking down bugs safe experimentation statistics
what github can do for you issue-tracking even easier collaboration
remote backups access your files from anywhere graphical, easy-to-use UI
now: how git works
repository directory on filesystem just metadata (changes) manual grouping of
changes
commit group of logically-related changes 1 or more files (add/delete/modify)
staging index CHANGES I WANT IN MY NEXT COMMIT ALL
THE OTHER CHANGES
git commit -m 'test' CHANGES I WANT IN MY NEXT
COMMIT ALL THE OTHER CHANGES a new commit, with message 'test'
CHANGES I WANT IN MY NEXT COMMIT ALL THE OTHER
CHANGES the commit with message 'test' (nothing here yet)
git demo
github demo
further resources help.github.com gitimmersion.com git-scm.com/book try.github.com git man pages (git
help, git help [command]) github.com/Gazler/githug
thanks! @dellsystem