1. What Left Shift Is It should be noted that “left” here is not the political left, standing for conservatism or radicalism, but the left that describes a process — moving things earlier in time. I first came across “left shift” while researching automated testing. The idea is appealing, and putting it into practice is simple.

1. How to Do Code Review Better Requirement Items Requirements for the committer Small granularity Atomicity With comments Tool checks Requirements for the reviewer First conventions Second logic & performance Third design Requirements for the team Reviewing the old to learn the new 2. Define a Code Review Checklist Requirement Items Naming Variable names