TIL Today I Learned Small snippets of everday learnings inspired by jbranchaud Categories [Computer Science Fundamentals](#computer science fundamentals) Git [Front End Development](#front end development) [Product Management](#product management) Computer Science Fundamentals How to Reverse a String in JavaScript What is Big-O Notation Git How to Change an Old Commit Message that Has Already Been Pushed Front End Development Product Management What are the roles in SCRUM and what do they do? What should a PM do after a release? What are different types of agile? What types of behavioral questions are PMs asked? What are some public speaking tips? What is universal theory of 2 + 2? What is the lifecycle of a product in product management?