API foundations in Go (Engineer)
This book is 100% complete
Completed on 2019-01-15
About the Book
This book is the distillation of more than a decade of web development experience. The knowledge behind it is powering some of the top-tier web sites in the world, serving millions and billions of requests. If you're thinking of writing an API today, and want to start with your right foot forward: this is the book which should give you all the tools you need. When you choose Go, you're ready to scale from the start.
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Reader Testimonials
Joshua
Feedback
In general it was quite easy to follow and gave me a good bunch of confidence to attack some more web dev with golang. Including copying all the code, writing it for practice, it took about 4 hours of focused effort.
Tsuhg wo Ho
Four stars
Good book
Table of Contents
-
Introduction
- About me
- Why Go?
- Who is this book for?
- How should I study it?
-
Setting up your environment
- Networking
- Setting up a runner for your Go programs
- Setting up Redis
- Other services
-
Data structures
- Declaring structs
- Casting structs
- Declaring interfaces
- Abusing interfaces
- Embedding and composition
- Limiting goroutine parallelization
- Slices
- The slice operator
- Allocation by append
- Copying slices
- Using slices in channels
-
Organizing your code
- Suggested package structure
- What to put there?
- Format your source code
-
Encoding and decoding JSON
- Encoding structs into JSON
- Decoding JSON contents into structs
- Nested structures
- Anonymous structs
-
Serving HTTP requests
- Setting up a simple web server
- Routing logic
- Routing and middleware with go-chi
- Advanced middleware - CORS
- JWT authentication middleware
-
Parallel fetching of data
- A simple API service
- Making it parallel
- Some tips
-
Using external services (Redis)
- Client library
- Talking to a Redis instance
- Worst case scenario
- Let’s scale it
- Connection pool
-
Using external services (MySQL)
- Quick start
- Goodbye simplicity
- Simplicity redux
- Connection pool
- Scaling MySQL beyond MySQL
-
Test driven API development
- Creating a simple API
- Testing an API
- More detailed testing
- A note on testing
- Implementing the complete API
-
Your first API
- Putting the API together
- Benchmarking it
- Profiling it
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Running your API in production
- Configuration
- Building an application
- Embedding binary assets into an application
- Serving embedded files via HTTP
- Deploying an application
- Creating a Docker image
- Exposing run-time information
- Resources
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