Xstream
Coding
Dojo
Warsaw, 8.11.2013
What is Dojo?
"Place of learning the way"
Coding Dojo
a place to learn and have fun while programming
safe place to practice and learn by making mistakes
Short history
2004 - Paris, France
- No habit of improving skills outside of work environment
- Code used to learn new tech goes to production
- No tests for new technologies
-
Develop always using same skillset
Types of Coding Dojo
- Prepared Kata
-
A presenter shows how to solve the challenge from scratch, using TDD and BabySteps.
-
Each step must make sense to everyone present for.
- People should interrupt only if they don't understand what is going on.
- Randori Kata
-
The challenge is solved by the coding pair (driver and copilot).
- Everyone present is invited to help.
- Each pair has a small (5 or 7 minutes) timebox to advance, using TDD and BabySteps.
- At the end of the timebox, the driver goes back to the audience, the copilot becomes driver and one of the audience step up to be copilot.
Objectives
- Learn by practicing,
- Fail in safe environment,
- Teach one another,
- Explain yourself to peers,
- Explore each other's solutions,
- Have fun!
Rules
- Simple design, baby steps,
- TDD is more than welcome,
- Switch in front of keyboard,
- Focus!
BabySteps
-
Write unit test for Particular BabyStep
-
Run it, it should fail
-
If it is not failing - review the test it might be wrong
-
Written test should generate an interfaces
-
Write an implementation until the test is green
-
Go to the next BabyStep
Format
- Divide into groups,
- Present problem to be solved,
- Work on given task,
- Demo of each solution.
Problem
Xstream Coding Dojo Warsaw, 8.11.2013
