tl;dr: A "litmus test for effective leadership: any room that you enter should have more certainty and a firmer plan by the time that you leave it." A tactical list of how to achieve this - have measurable outcomes, use documents for complex decisions, and more.
tl;dr: "The tradeoff between the computational power of a language and the ability to determine what a program in that language is doing." Built-in array functions like .map & .filter may seem powerful but reduce flexibility. Jesse recommends custom code for readability and error reduction.
tl;dr: "One pattern I’ve noticed in myself is the need to perform perfectly. And if I am learning, which necessitates doing something poorly, then I think there is something wrong with me." Sarah outlines the 3 states and how they help her through this.
“I’ve finally learned what ‘upward compatible’ means.
It means we get to keep all our old mistakes.”