ZhangZhihuiAAA - 博客园

Python - list keywords

摘要： >>> import keyword>>> keyword.kwlist['False', 'None', 'True', 'and', 'as', 'assert', 'async', 'await', 'break', 'class', 'continue', 'def', 'del', 'el 阅读全文

posted @ 2024-06-17 18:29 ZhangZhihuiAAA 阅读(25) 评论(0) 推荐(0)

Go - scan

摘要： func getUserInput() { fmt.Print("Please give me your name: ") var name string // Scan scans text read from standard input, storing successive space-se 阅读全文

posted @ 2024-06-17 11:37 ZhangZhihuiAAA 阅读(28) 评论(0) 推荐(0)

Shell - command line arguments

摘要： zzh@ZZHPC:~/.goenv/shims$ cat godoc #!/usr/bin/env bash set -e [ -n "$GOENV_DEBUG" ] && set -x program="${0##*/}" if [[ "$program" = "go"* ]]; then fo 阅读全文

posted @ 2024-06-17 10:14 ZhangZhihuiAAA 阅读(14) 评论(0) 推荐(0)

Linux - set

摘要： zzh@ZZHPC:~$ help set set: set [-abefhkmnptuvxBCHP] [-o option-name] [--] [arg ...] Set or unset values of shell options and positional parameters. Ch 阅读全文

posted @ 2024-06-16 22:47 ZhangZhihuiAAA 阅读(32) 评论(0) 推荐(0)

Go - How to remove a module

摘要： You can remove a module from go.mod using none as follows: $ go get github.com/rabbitmq/amqp091-go@nonego: removed github.com/rabbitmq/amqp091-go v1.8 阅读全文

posted @ 2024-06-16 17:18 ZhangZhihuiAAA 阅读(26) 评论(0) 推荐(0)

RabbitMQ

摘要： docker-compose.yml: services: rabbitmq: image: 'rabbitmq:3.13-management' container_name: rabbitmq ports: - '5672:5672' - '15672:15672' environment: A 阅读全文

posted @ 2024-06-14 15:50 ZhangZhihuiAAA 阅读(15) 评论(0) 推荐(0)

Go - websocket

摘要： server.go: package main import ( "fmt" "log" "net/http" "os" "time" "github.com/gorilla/websocket" ) var port = ":1234" var upgrader = websocket.Upgra 阅读全文

posted @ 2024-06-13 21:29 ZhangZhihuiAAA 阅读(23) 评论(0) 推荐(0)

Go - semaphore

摘要： package main import ( "context" "fmt" "os" "strconv" "time" "golang.org/x/sync/semaphore" ) func worker(n int) int { square := n * n time.Sleep(time.S 阅读全文

posted @ 2024-06-13 20:26 ZhangZhihuiAAA 阅读(32) 评论(0) 推荐(0)

Go - Receiving from a closed channel

摘要： Reading from a closed channel returns the zero value of its data type. However, if you try to write to a closed channel, your program is going to cras 阅读全文

posted @ 2024-06-13 19:36 ZhangZhihuiAAA 阅读(19) 评论(0) 推荐(0)

Go - pflag and viper

摘要： pflag is a drop-in replacement of Go's native flag package. If you import pflag under the name "flag" then all code should continue to function with n 阅读全文

posted @ 2024-06-12 16:55 ZhangZhihuiAAA 阅读(21) 评论(0) 推荐(0)

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