how i learned to love revision control
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TRANSCRIPT
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How I Learned to LoveRevision Control
A general Introduction, Anecdotes, and various Use Cases
Dave Gray, <[email protected]>, OSCON ‘08
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Well Hello There!
Who is this guy?
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What the...?
(what to expect from this session)
intro!focus.
anecdotes,methods,
and questions.
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What do you do?
Who are all these people?
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What the...?
(what to expect from this session)
What, is it
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What the...?
(what to expect from this session)
What, is it
Why, do I care
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What the...?
(what to expect from this session)
What, is it
Why, do I care
How.can I use it
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What it is
different things to different people
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What it is
different things to different people
great way to start a religious war
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What it is
different things to different people
great way to start a religious war
generally, Murphy protection...
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Why do I care
Murphy again
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Why do I care
Murphy again
teamwork, visibility
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Why do I care
Murphy again
teamwork, visibility
sanity, organization
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How can I use it
mirroring workflow strictly
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How can I use it
mirroring workflow strictly
simple “backup”
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How can I use it
mirroring workflow strictly
simple “backup”
various other complicated schemes
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That’s our focus
not about what’s better!
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That’s our focus
not about what’s better!
general techniques
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That’s our focus
not about what’s better!
general techniques
fit it into your architecture
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That’s the overview
Now, basic commands!
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How to get stuff.
checkout
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How to store changes.
commit
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How to store new things.
add
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How to get rid of things.
delete
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How to cover your tracks.
svnadmin dump | svndumpfilter * |svnadmin load
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Some quick definitions.
trunkbranch
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Some quick definitions.
trunkbranch{ development
release
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Organization strategies
software engineeringtags (read-only)
branches (isolation) parallel development{
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Organization strategies
software engineeringtags (read-only)
branches (isolation) parallel development{
website developmenttesting (sandboxed)
staging (QA testing) parallel development{
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Organization strategies
software engineeringtags (read-only)
branches (isolation) parallel development{
website developmenttesting (sandboxed)
staging (QA testing) parallel development{
systems managementbackup (quick recovery)
organization documentation{
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How did I learn to <3 revision control?
didn’t know what it was for a while
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How did I learn to <3 revision control?
didn’t know what it was for a while
looking back...
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The Web Hosting Company
©
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The Web Hosting Company
web serverweb server
web serverweb server
Hummmmmm...
©
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The Web Hosting Company
web serverweb server
web serverweb server
Hummmmmm...
Billing Dept.
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The website is down.©
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The Web Hosting Company
Tech Support
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How many timesdid you reboot it?
web serverweb server
web serverweb server
Hummmmmm...
Billing Dept.
.._ .._.._
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The website is down.©
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The Web Hosting Company
Tech Support
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How many timesdid you reboot it?
web serverweb server
web serverweb server
Hummmmmm...
SysAdmins &Coders
.._.._ .._
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You need toreboot it at leasttwo more times.
Billing Dept.
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The website is down.©
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Understand what we have
What sort of data are we dealing with?
What sort of processes does this data support?
How did these processes get built up?
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Plan for the worst case
Your single point of failure just exploded...
Do you have a way to recover?
Identify your weaknesses and fortify them!
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The Automated Publishing Company
©
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The Automated Publishing Company
©
Software Engineers
. ._ . ._
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The Automated Publishing Company
©
Software Engineers
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Software Consultants. ._
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The Automated Publishing Company
©
Software Engineers
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Software Consultants. ._
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Clients
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The Software Company
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Software Engineers& Integrators
Software Support
Clients
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Age of software project
Projectstart Client A Client B Client C
Project Timeline
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