uncle bob clean code

Recently in the commute to the bus time to read clean code (Code neat way), and once again admire Uncle Bob humorous writing, unique perspective and understanding of perspective. What makes me most refreshing is Uncle Bob's interp

Document directory One function only does one thing. Single Responsibility Principle) One premise: unit testing is required. Cost of "small" One function only does one thing. A function should only do one thing, so that you can better name your function and understand and read the code. If you have to break this rule in a special situation, you can stop and think about whether your understanding of this "special situation" is not enough. The fun

tests that fail to pass. Law 2 can only write unit tests that are just unable to pass, and can neither compile nor pass. Law 3 can only write production code that is sufficient to pass the current failed test. Write the test code together with the production code. the test is only a few seconds earlier than the production co