1. Docker安装CentOS docker pull centos:centos7.9.2009 2. 挂载宝塔容器数据卷 临时启动容器 docker run -i -t --name baota -d centos:centos7.9.2009 # 创建目录 mkd...

最近要买一台云mysql 有没有谁给点建议啊？一条大概40W条sql语句买4H8G还是8H16G?

SELECT table_schema as '数据库', sum(table_rows) as '记录数', sum(truncate(data_length/1024/1024, 2)) as '数据容量(MB)', sum(truncate(index_length/1024/1024,...

$msg_signature=$request->input('msg_signature'); $nonce =$request->input('nonce'); $timestamp = $request->input['timestamp']; $postStr = file_get_con...

package main import ( "fmt" "log" "net/http" "time" ) func product(w http.ResponseWriter, r *http.Request) { time.Sleep(300 * time.Millise...

客户端输入用户名和密码 服务器验证用户名和密码，验证成功返回给客户端 定义协议 message.go package message var ( LoginMesType = "LoginMes" LoginResMesT...

遍历结构体的字段, 调用结构体的方法 获取结构体标签的值 package main import ( "fmt" "reflect" ) type Monster struct { Name string `json:"name"`...

sort.Sort(data Interface) package main import ( "fmt" "math/rand" "sort" "time" ) type Hero struct { Name string Age int } type HeroS...

冒泡 func BubbleSort(arr *[5]int) { //定义一个临时变量 temp := 0 //最外层循环轮数 for j := 0; j < len(*arr)-1; j++ { //循环每一轮排序 for i...