Chapter: Background

Chapter contents:

• JavaScript
  • JavaScript
• JSON
• Git
• Node, npm, and nvm
• HTTP
• Server
• Databases
  • MongoDB
  • Redis
  • SQL
• SPA
• SSR
• React
• Vue
• Mobile apps
  • Android
  • iOS
  • React Native
• Latency
• CDN
• Webhooks
• Testing
  • Mocking
  • Types of tests
• Continuous integration
• Authentication
  • Tokens vs. sessions
  • localStorage vs. cookies
• Browser performance

This chapter provides concise introductions to various background topics. You’re welcome to either read them all up front or individually as you go along—at the beginning of a section, you’ll find a list of topics it assumes knowledge of, like the Anywhere: HTTP section, which has two listed:

Background: HTTP, JSON

Some topics, like Git and Node, are necessary for following along with the coding. Others, like Tokens vs. sessions, are nice to know, but not essential.