「1」Assigned by the boss to take over the project of a colleague who just left...

「2」When they asked me to test all the application features

「3」Just as I was about to leave work, QA reported another bug...

「4」Using a new framework but forgetting to read the documentation

「5」Testing the intern's code

「6」The dangers of network latency...

「7」Testing the code I just wrote

「8」When deleting, forgot to add the WHERE clause

「9」When a lightweight architecture meets a heavyweight requirement

「10」When I thought I fixed a bug

「11」When I watch an intern coding

「12」The first time testing my website in IE

「13」When I tested my code for the first time

「14」A beginner debugging CSS

「15」Delivering customer requirements ahead of schedule

「16」The API I designed vs. others calling my API

「17」try-catch in the wrong place

「18」Fixed a small bug, but took down the server

「19」When I pushed to the wrong branch

「20」Constantly being interrupted at work