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>>> format_string=("%2f" %13.333222) >>> print(format_string) 13.333222 >>> format_string=("%2.3f" %13.333222) >>> print(format_string) 13.333 >>> nam
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posted @ 2024-06-17 19:33
ZhangZhihuiAAA
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posted @ 2024-06-17 19:31
ZhangZhihuiAAA
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>>> help() help> PRECEDENCE Operator precedence ******************* The following table summarizes the operator precedence in Python, from highest pre
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posted @ 2024-06-17 19:27
ZhangZhihuiAAA
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>>> import keyword>>> keyword.kwlist['False', 'None', 'True', 'and', 'as', 'assert', 'async', 'await', 'break', 'class', 'continue', 'def', 'del', 'el
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posted @ 2024-06-17 18:29
ZhangZhihuiAAA
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func getUserInput() { fmt.Print("Please give me your name: ") var name string // Scan scans text read from standard input, storing successive space-se
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posted @ 2024-06-17 11:37
ZhangZhihuiAAA
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zzh@ZZHPC:~/.goenv/shims$ cat godoc #!/usr/bin/env bash set -e [ -n "$GOENV_DEBUG" ] && set -x program="${0##*/}" if [[ "$program" = "go"* ]]; then fo
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posted @ 2024-06-17 10:14
ZhangZhihuiAAA
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zzh@ZZHPC:~$ help set set: set [-abefhkmnptuvxBCHP] [-o option-name] [--] [arg ...] Set or unset values of shell options and positional parameters. Ch
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posted @ 2024-06-16 22:47
ZhangZhihuiAAA
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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
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posted @ 2024-06-16 17:18
ZhangZhihuiAAA
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docker-compose.yml: services: rabbitmq: image: 'rabbitmq:3.13-management' container_name: rabbitmq ports: - '5672:5672' - '15672:15672' environment: A
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posted @ 2024-06-14 15:50
ZhangZhihuiAAA
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server.go: package main import ( "fmt" "log" "net/http" "os" "time" "github.com/gorilla/websocket" ) var port = ":1234" var upgrader = websocket.Upgra
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posted @ 2024-06-13 21:29
ZhangZhihuiAAA
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