[post] 3 legacy spots

[TomasVotruba]

Main issues

• [x] arrays - see https://github.com/TomasVotruba/tomasvotruba.com/pull/1436
• [x] mocks - see https://github.com/TomasVotruba/tomasvotruba.com/pull/1453
• [ ] baselines

Other candidates

• [ ] global constants

[TomasVotruba]

Mocks ideas

• "mocks are like police stopping your car and checking all items inside instad of checking the violating they stoped you for"

[samsonasik]

Mock ideas:

• once you use mock, you will spend more time fixing mocks.