Gib dem Entwickler - XP Days · Java & container ecosystems Continuous Integration / Delivery...

Gib dem Entwickler...Gib dem Entwickler...

@SandraParsick // @DataDuke@SandraParsick // @DataDuke

Gib dem Entwickler...Gib dem Entwickler...

...seine Code Kata!...seine Code Kata!

What the heck is Software Craftsmanship?What the heck is Software Craftsmanship?


Who we are?Who we are?

Software Crafter

○ Topics○ Java & container ecosystems○ Continuous Integration / Delivery

○ Frequently visited○ SWK München, Nürnberg & Berlin○ SoCrates 2014, 2015, 2016

○ Founded○ Softwerkskammer Jena (Early 2016)○ JUG Thüringen (Early 2017)○ Devoxx4Kids Thüringen (Early 2018)

Software Crafter

○ Topics○ Java & container ecosystems○ Continuous Integration / Delivery

○ Frequently visited○ SWK München, Nürnberg & Berlin○ SoCrates 2014, 2015, 2016

○ Founded○ Softwerkskammer Jena (Early 2016)○ JUG Thüringen (Early 2017)○ Devoxx4Kids Thüringen (Early 2018)

Freelance Software Developer

○ Topics○ Java ecosystem○ Continuous Integration / Delivery

○ Softwerkskammer Ruhrgebiet since 2012○ First SoCraTes: 2014

Freelance Software Developer

○ Topics○ Java ecosystem○ Continuous Integration / Delivery

○ Softwerkskammer Ruhrgebiet since 2012○ First SoCraTes: 2014

Benjamin NothdurftBenjamin Nothdurft Sandra ParsickSandra Parsick


AgendaAgenda

I. History & DefinitionsI. History & Definitions

II. Softwerkskammer in D-A-CHII. Softwerkskammer in D-A-CH

III. Coding Dojo & KatasIII. Coding Dojo & Katas


AgendaAgenda



Software DevelopmentSoftware Development

1999 - 2001

2001 - Birth of Agile2001 - Birth of Agile

http://agilemanifesto.orghttp://agilemanifesto.org

2008 - Agile Hangover2008 - Agile Hangover

2008 - Manifesto for Software Craftsmanship2008 - Manifesto for Software Craftsmanship

http://manifesto.softwarecraftsmanship.orghttp://manifesto.softwarecraftsmanship.org

CraftCraft

Individuals & Interactions(Learning from each others)

Individuals & Interactions(Learning from each others)

Lifelong LearningLifelong Learning

Continuous Improvement (Practice)

Continuous Improvement (Practice)Clean CodeClean Code

Software Craftsmanship vs Software Crafting Software Craftsmanship vs Software Crafting

Craftsman?Craftsman?

Crafter?Crafter?

Craftswoman?Craftswoman?

Craftsperson?Craftsperson? Craftspeople?Craftspeople?

We don’t care how you name it,but tolerate both naming!

We don’t care how you name it,but tolerate both naming!

Craftsman?Craftsman?

Crafter?Crafter?

Craftswoman?Craftswoman?

Craftsperson?Craftsperson?


Craftspeople?Craftspeople?

Software Craftsmanship vs Software Crafting Software Craftsmanship vs Software Crafting

https://twitter.com/sarahmei/status/895673739899043841https://twitter.com/sarahmei/status/895673739899043841

Starting point of the discussionStarting point of the discussion

Overshooting the mark!Overshooting the mark!

https://twitter.com/sarahmei/status/990265064866308096https://twitter.com/sarahmei/status/990265064866308096

2008 - Manifesto for Software Craftsmanship2008 - Manifesto for Software Craftsmanship

http://manifesto.softwarecraftsmanship.orghttp://manifesto.softwarecraftsmanship.org

2009 - First Software Craftsmanship Conference2009 - First Software Craftsmanship Conference

2011 - First SoCraTes

2014 - The Software Craftsman2014 - The Software Craftsman

AgendaAgenda




○ Foundation: ○ 2011 on the first SoCraTes

○ First regional groups:○ Karlsruhe○ Hamburg○ Münster, Osnabrück, Bielefeld (MOB)

○ SoCraTes○ happens still every year○ and in several other countries as well

○ Foundation: ○ 2011 on the first SoCraTes

○ First regional groups:○ Karlsruhe○ Hamburg○ Münster, Osnabrück, Bielefeld (MOB)

○ SoCraTes○ happens still every year○ and in several other countries as well

Software Craftsmanship Community in D-A-CH

Software Craftsmanship Community in D-A-CH

SoftwerkskammerSoftwerkskammer

SoftwerkskammerSoftwerkskammer

● 29 regional groups● 2.126 members (softwerkskammer.org)● 8.553 members (meetup.com)

What about other communities?What about other communities?

Softwerkskammer RuhrgebietSoftwerkskammer Ruhrgebiet

○ Founded 2012 in Dortmund as “Softwerkskammer Dortmund”

○ In 2017 renamed to “Softwerkskammer Ruhrgebiet”

○ started a second location in Bochum

○ Members: ○ 94 on softwerkskammer.org○ 829 on Meetup

○ Twitter: @swk_ruhr○ Slack: http://slack.softwarecrafters.org

○ #ruhrgebiet○ Homepage:

https://www.softwerkskammer.org/groups/ruhrgebiet

○ Founded 2012 in Dortmund as “Softwerkskammer Dortmund”

○ In 2017 renamed to “Softwerkskammer Ruhrgebiet”

○ started a second location in Bochum

○ Members: ○ 94 on softwerkskammer.org○ 829 on Meetup

○ Twitter: @swk_ruhr○ Slack: http://slack.softwarecrafters.org

○ #ruhrgebiet○ Homepage:


Our events:

○ Twice in the month are meetups:○ Lean Coffee, Discussions, Birds of

feathers○ Talks○ Coding Dojos

○ Allday-events:○ Code Retreats○ Hackergarten○ Open Space (in planning)

Our events:

○ Twice in the month are meetups:○ Lean Coffee, Discussions, Birds of

feathers○ Talks○ Coding Dojos

○ Allday-events:○ Code Retreats○ Hackergarten○ Open Space (in planning)

http://slack.softwarecrafters.org/



http://slack.softwarecrafters.org/



○ Founded 2016○ Statistics

○ 282 members on Meetup○ 391 follower on Twitter○ 20+ events (~ monthly)

○ Channels○ www.jenadevs.org○ meetup.com/jenadevs○ twitter.com/jenadevs○ SWK Slack: #jenadevs

○ Our events○ Talks & Workshops○ Coderetreats○ Hackathons

○ Founded 2016○ Statistics

○ 282 members on Meetup○ 391 follower on Twitter○ 20+ events (~ monthly)

○ Channels○ www.jenadevs.org○ meetup.com/jenadevs○ twitter.com/jenadevs○ SWK Slack: #jenadevs

○ Our events○ Talks & Workshops○ Coderetreats○ Hackathons

Softwerkskammer JenaSoftwerkskammer Jena

http://www.jenadevs.org/

http://www.meetup.com/jenadevs

http://www.twitter.com/jenadevs

http://www.jenadevs.org/

http://www.meetup.com/jenadevs

http://www.twitter.com/jenadevs

ActivitiesActivities

Lean CoffeeLean Coffee

http://leancoffee.orghttp://leancoffee.org

Birds of FeatherBirds of Feather

Danke an @memedev für all die Bilder!Danke an @memedev für all die Bilder!

HackergartenHackergarten

http://hackergarten.nethttp://hackergarten.net

CoderetreatCoderetreat

http://coderetreat.orghttp://coderetreat.org

Coderetreat 45" + 10" + 5"Coderetreat 45" + 10" + 5"

Standard constraintsStandard constraints

○ Basic Activities○ Ping Pong○ Navigator-Driver

○ Missing Tool Activities○ No Mouse○ Text Editor only○ Paper only

○ Missing Feature Activities○ No naked primitives○ No conditional statements○ No loops

○ Basic Activities○ Ping Pong○ Navigator-Driver

○ Missing Tool Activities○ No Mouse○ Text Editor only○ Paper only

○ Missing Feature Activities○ No naked primitives○ No conditional statements○ No loops

https://www.coderetreat.org/pages/facilitating/activity-cataloghttps://www.coderetreat.org/pages/facilitating/activity-catalog

● Quality-Constraint Activities○ Only four lines per method○ Immutables only, please

● Stretch Activities○ Verbs instead of Nouns○ Code Swap○ Mute with find the loophole○ TDD as if you meant it

● Quality-Constraint Activities○ Only four lines per method○ Immutables only, please

● Stretch Activities○ Verbs instead of Nouns○ Code Swap○ Mute with find the loophole○ TDD as if you meant it

Conway's Game of LifeConway's Game of Life

https://github.com/marcoemrich/game-of-life-ruleshttps://github.com/marcoemrich/game-of-life-rules

https://youtu.be/xP5-iIeKXE8https://youtu.be/xP5-iIeKXE8

Global Day Of CoderetreatGlobal Day Of Coderetreat

http://coderetreat.orghttp://coderetreat.org

AgendaAgenda



III. Coding Dojo & KatasIII. Coding Dojo & Katas


DojoDojo

Coding DojoCoding Dojo

Different Kinds of Katas...Different Kinds of Katas...

http://ccd-school.de/coding-dojohttp://ccd-school.de/coding-dojo

● Function Katas / Code Katas● Class Katas● Library Katas● Application Katas● Architecture Katas● Agility Katas

● Bowling Game Kata (by Robert C. Martin)● Prime Factors Kata (by Robert C. Martin)● String Calculator Kata (by Roy Osherove)● Diamond Kata (by Seb Rose)● FizzBuzz Kata● BankOCR Kata● Ordered Jobs Kata● Roman Numerals Kata● Kebab Kata● ...

Popular KatasPopular Katas

Katas by categoryKatas by category

http://kata-log.rockshttp://kata-log.rocks

TDD is essential!TDD is essential!

https://cucumber.io/blog/2017/05/15/intro-to-bdd-and-tddhttps://cucumber.io/blog/2017/05/15/intro-to-bdd-and-tdd

○ London School○ Chicago School○ "Munich School"

○ David Völkl: Outside-In ohne Mocks

○ London School○ Chicago School○ "Munich School"

○ David Völkl: Outside-In ohne Mocks

TDD SchoolsTDD Schools

QuestionsQuestions

[email protected]@codecentric.de

[email protected]@sandra-parsick.detwitter.com/SandraParsicktwitter.com/SandraParsick

twitter.com/DataDuketwitter.com/DataDuke

http://leanpub.com/u/emilybachehttp://leanpub.com/u/emilybache

Kata-Logs IKata-Logs I

○ http://kata-log.rocks○ https://codingdojo.org/kata○ http://ccd-school.de/coding-dojo○ http://codekata.com○ http://www.thesoftwaregardener.com/agile/dojo-code-katas/○ http://cyber-dojo.org○ http://es6katas.org○ https://www.codewars.com○ https://exercism.io○ http://katas.softwarecraftsmanship.org

○ http://kata-log.rocks○ https://codingdojo.org/kata○ http://ccd-school.de/coding-dojo○ http://codekata.com○ http://www.thesoftwaregardener.com/agile/dojo-code-katas/○ http://cyber-dojo.org○ http://es6katas.org○ https://www.codewars.com○ https://exercism.io○ http://katas.softwarecraftsmanship.org

Kata-Logs IIKata-Logs II

Gib dem Entwickler - XP Days · Java & container ecosystems Continuous Integration / Delivery...

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