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Prague, 21st September 2013 David Majda @dmajda Code Reviews FTW!

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#1 Ugly Code?

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#2 Hard to Start?

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#3 Nobody Understands?

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What? 1

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Code review = code checked by other person

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Why? 2

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Code Quality

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Encourage Learning

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Bus Factor

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SUSE Way 3

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Code Change Pull Request Review Merge Accept Reject

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My Way 4

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Do I Understand It?

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David's Personal Code Review Checklist

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High-level Checklist

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High-level Checklist ☑ Best approach & design?

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High-level Checklist ☑ Best approach & design? ☑ Proper level of abstraction?

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High-level Checklist ☑ Best approach & design? ☑ Proper level of abstraction? ☑ Change isolated?

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Mid-level Checklist

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Mid-level Checklist ☑ Already seen this?

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Mid-level Checklist ☑ Already seen this? ☑ Easy to maintain?

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Mid-level Checklist ☑ Already seen this? ☑ Easy to maintain? ☑ Easy to extend?

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Mid-level Checklist ☑ Already seen this? ☑ Easy to maintain? ☑ Easy to extend? ☑ Not overengineered?

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Mid-level Checklist ☑ Already seen this? ☑ Easy to maintain? ☑ Easy to extend? ☑ Not overengineered? ☑ Boy scout rule?

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Low-level Checklist

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Low-level Checklist ☑ Are erros handled?

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Low-level Checklist ☑ Are erros handled? ☑ Covered by tests?

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Low-level Checklist ☑ Are erros handled? ☑ Covered by tests? ☑ Follows coding style?

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Low-level Checklist ☑ Are erros handled? ☑ Covered by tests? ☑ Follows coding style? ☑ Bugs: other occurrences?

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Social Aspects 5

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David Majda @dmajda