Joji questions

• Where in the ECMAScript specification can I find the reason about why {} !== {}?
• Why doesn't the default parameter being an empty array work with generic types?
• Jest: having trouble keeping a reference of a mock function with `jest.fn()`
• React: make a cycle-through component with both forward and backward directions using Generator
• JavaScript: weird bug when using Promises to load images in order
• Confusion about frame drops and requestAnimationFrame
• Confused about sending requests in HTTP1 and HTTP2
• Where should we store session Ids
• Gatsby keeps complaining Cannot query field "fields" on type "MarkdownRemark" when I have allMarkdownRemark
• Redux ToolKit: is it possible to dispatch other actions from the same slice in one action created by createAsyncThunk

Joji answers