Some exercises for beginner go (topic source: Microsoft Learning)
Write FizzBuzz program
First, write a program for outputting numbers (1 to 100), with the following changes:
If the number can be divided by 3, Fizz is output.If the number can be divided by 5, Buzz is output.If the number can be divided by 3 and 5 at the same time, FizzBuzz is output.If the previous conditions are not met, the number is outp ...
Posted by neville on Sun, 03 Apr 2022 11:06:27 +0300
I want to learn the Go language secretly and surprise everyone (the third day)
The title is no offense, but I think this advertisement is very interesting Take the mind map above if you like
catalogue
Basic program structure
The well-known basic program structures are sequence, branch and loop.
The sequence will not be repeated. Next, we will explain the basic common writing and common patterns of branches ...
Posted by zeeshan_haider000 on Sun, 03 Apr 2022 01:24:27 +0300
1091 calculates the shortest path length from the origin to a specific point in the grid
subject
Give you a binary matrix grid of n x n, and return the length of the shortest unblocked path in the matrix. If no such path exists, - 1 is returned.
The unblocked path in the binary matrix is a path from the upper left cell (i.e., (0,0)) to the lower right cell (i.e., (n - 1, n - 1)), which meets the following requirements at the sa ...
Posted by outatime88 on Sat, 02 Apr 2022 17:05:51 +0300
Eighteen postures for constructing Go application docker image
Cultivation background
I worked overtime day and night to develop the simplest Go Hello world application. Although I just quit after printing, my boss also asked me to go online, the only application I can write.
The project structure is as follows:
.
├── go.mod
└── hello.go
hello.go code is as follows:
package main
func main() {
printl ...
Posted by patrickng on Fri, 01 Apr 2022 05:07:34 +0300
Go xmas2020 English course 00-03 learning notes
Course address go-class-slides/xmas-2020 at trunk · matt4biz/go-class-slides (github.com)
Keynote teacher Matt Holiday
00-02-Hello Example
directory structure
L:.
│ main.go
│
└───hello
hello.go
hello_test.go
main.go is the main program entry
hello.go is the Hello module
hello_test.go is used to unit test Hello module
Diffe ...
Posted by andylyon87 on Fri, 01 Apr 2022 03:32:04 +0300
go-based network programming
TCP Protocol TCP/IP(Transmission Control Protocol/Internet Protocol), a transport control protocol/inter-network protocol, is a connection-oriented, reliable, byte-stream-based Transport layer communication protocol. Because it is a connection-oriented protocol, data travels like water and there is sticky packet problem.
TCP Server A TCP serve ...
Posted by joebWI on Thu, 31 Mar 2022 20:26:40 +0300
go language gin framework route splitting and registration
gin framework route splitting and registration April 16, 2020 | Golang's article has been read 9334 times in total This paper summarizes some methods of route splitting and registration of gin framework that I have accumulated in my projects.
gin framework route splitting and registration Basic route registration The following basic gin route ...
Posted by beebum on Thu, 31 Mar 2022 09:58:27 +0300
go performance test Benchmark
Transferred from: https://my.oschina.net/solate/blog/3034188
For personal backup only, please see the original text
catalogue
Benchmark test
Writing benchmarks
Performance comparison
Combined with pprof
Flame diagram
Testing flags
Testing attention and tuning
Benchmark test
Benchmarking is mainly to evaluate the performance of th ...
Posted by Omzy on Thu, 31 Mar 2022 09:19:47 +0300
golang gin backend development framework
1. hello world
First, pull the gin development framework
go get -u github.com/gin-gonic/gin
Let's start with hello world and see how gin builds an http server
package main
import "github.com/gin-gonic/gin"
func main() {
engine := gin.Default()
engine.GET("/ping", func(ctx *gin.Context) {
ctx.JSON(200, gin.H{
...
Posted by pedrolopes10 on Wed, 30 Mar 2022 10:14:23 +0300
Take you ten days to easily handle the Go micro service series
prefaceWe will show you a go zero micro service example in detail through a series of articles. The whole series is divided into ten articles, and the directory structure is as follows:Environment constructionService splittingUser servicesProducts and services (this article)Order servicePayment servicesRPC service Auth authenticationService mon ...
Posted by sabien on Wed, 30 Mar 2022 04:45:09 +0300