> It's important to remember that no matter how trivial the programming task, you are likely to have made a mistake somewhere and that's why everything should b

> It's important to remember that no matter how trivial the programming task, you are likely to have made a mistake somewhere and that's why everything should be tested, code reviewed, etc. A good time to roll out Knuth's "I have only proven this code correct, not tested it", and, less slogan-y but maybe more convincing, "Nearly all binary sorts and merge sorts are broken" (https://ai.googleblog.com/2006/06/extra-extra-read-all-about-it-nearly.html https://ai.googleblog.com/2006/06/extra-extra-read-all-about...).