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原创 How to implement RESTful API

Source:（1）Learn REST: A RESTful Tutorial（2）Representational State Transfer (REST)Digest:1. What is REST?The REST architectural style describes six constraints:- Uniform Interface- Stateless- Cacheable- Client-Server- Layered System- Code on Dema

2021-06-01 23:23:06 361

原创 Reflection in Go

Source:（1）The Laws of ReflectionDigest:Reflection in computing is the ability of a program to examine its own structure, particularly through types; it's a form of metaprogramming.1. Types and interfaces:Go is statically typed. Every variable has a st

2021-05-30 14:41:25 263

原创 Interface in Go

Source:（1）Go Data Structures: Interfaces（2）Go InterfacesDigest:``

2021-05-30 14:40:44 148

原创 Errors in Go

Source:（1）Why Go gets exception right（3）Constant errors（4）Stack traces and the errors package（5）Don’t just check errors, handle them gracefully（2）Error handling vs. exceptions redux（3）Errors and Exceptions, redux（4）Inspecting errors（5）Error handlin

2021-04-13 18:32:30 131

原创 Concurrency in Go

Source:（1）Curious ChannelsDigest:

2021-04-13 18:31:03 192

原创 Dependency Injection And Wire

Source:（1）Compile-time Dependency Injection With Go Cloud’s Wire （2）github.com/google/wire（3）denpendency injection（3）Portable Cloud Programming with Go Cloud（4）github.com/google/go-cloudDigest:1. Dependency Injection:Dependency injection is a stand

2021-04-13 18:30:00 196 1

原创 Go‘s built-in new and make functions

Source:Go has both make and new functions, what gives?Digest:1. Why can’t we use make for everything?Although make creates generic slice, map, and channel values, they are still just regular values; make does not return pointer values.If new was remov

2020-11-16 00:09:49 225

原创 A Spec of Cookies

Source:（1）Using HTTP cookiesDigest:

2020-11-06 00:11:50 543 1

原创 A Spec of Cross-Origin Resource Sharing (CORS)

Source:（1）Cross-Origin Resource Sharing (CORS) (Must Read)Digest:Cross-Origin Resources Sharing (CORS) is a mechanism that uses additional HTTP headers to tell browsers to give a web application running at one origin, access to selected resources from a

2020-11-05 22:03:45 157

原创 Pointers in Go

Source:（1）Pointers in Go（2）Understand Go pointers in less than 800 words or your money backDigest:

2020-10-25 14:43:28 125

原创 Map in Go

Source:（1）There is no pass-by-reference in Go（2）If a map isn’t a reference variable, what is it?Digest:

2020-10-25 10:38:06 132

原创 Array, Slice and String in Go

Source: Go Slices: usage and internalsDigest:

2020-10-23 21:46:10 113

原创 JWT in Go

Source: README file of github.com/dgrijalva/jwt-go packageDigest:In short, it's a signed JSON object that does something useful (for example, authentication). It's commonly used for Bearer tokens in Oauth2. A token is made of three parts, separated by .

2020-10-17 16:36:54 110

原创 Go image, image/draw package (must-read) and gif decoder

Source:(1) The Go image package;(2) The Go image/draw packageDigest:

2020-10-16 08:03:59 152

原创 The empty struct

Source: The empty structDigest:

2020-10-12 22:10:54 178

原创 Should methods be declared on T or *T？

Source: Should methods be declared on T or *TDigest:In short, I think that you should prefer declaring methods on *T unless you have a strong reason to do otherwise.1. We say T but that is just a place holder for a type that you declare.2. This rule i

2020-10-10 11:33:30 99

原创 What is the zero value, and why is it useful?

Source: What is the zero value, and why is it useful?Digest:This property of always setting a value to a known default is important for safety and correctness of your program, but can also make your Go programs simpler and more compact. This is what Go p

2020-10-10 10:28:52 135

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