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http://www.davidtanzer.net Let’s Refactor s o m e l e g a c y c o d e !

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http://www.davidtanzer.net http://socrates-conference.at

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http://www.davidtanzer.net F o r k m e o n G i t H u b : https://github.com/dtanzer/babystepstimer

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http://www.davidtanzer.net Beware: v e r y b a d c o d e !

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http://www.davidtanzer.net Legacy Code ?

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http://www.davidtanzer.net Legacy Code Code Without Tests Mike Feathers

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http://www.davidtanzer.net Legacy Code Code that… ● Is valuable ● We are afraid to change J.B. Rainsberger

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http://www.davidtanzer.net Exercise...

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http://www.davidtanzer.net g i t r e s e t - - h a r d

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http://www.davidtanzer.net Want more 2-Day React / Redux Training TDD / Clean Code Training → Ask Me ;) ?

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http://www.davidtanzer.net David Tanzer ● Craftsperson ● Player Coach ● Team Coach ● Quality Obsessed @dtanzer [email protected]

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http://www.davidtanzer.net private String getCurrentHtml() throws ... { BabystepsTimer.timerPane.getText(); } Private void clickOn(String link) { BabystepsTimer.timerPane .getHyperlinkListeners()[0] .hyperlinkUpdate(...); }