package tony; import java.io.File; import java.text.DecimalFormat; import java.io.FileInputStream;public class GetFileSize { public long getFileSizes(File f) throws Exception{//取得文件大小 java计算文件大小 java exceptio
package main import ( "fmt" "io" "net/http" "log" "os" ) // 获取文件大小的接口 type Size interface { Size() int64 } // 获取文件信息的接口 type Stat interface { Stat() (os.FileInfo, error) } // hello world, the web server func HelloServer(w http.ResponseWriter, r *http.Reque...
AI代码解释 // runtime/signal_unix.gofuncsetThreadCPUProfiler(hz int32){mp:=getg().m// 获取当前协程绑定的的线程M...spec:=new(itimerspec)spec.it_value.setNsec(1+int64(fastrandn(uint32(1e9/hz)))spec.it_interval.setNsec(1e9/int64(hz))// 设置间隔为 100000000/100 纳秒 = 10msvartim...
22021/10/11 17:28:59 filename: code isDir: true size: 0 32021/10/11 17:28:59 filename: go.mod isDir: false size: 27 42021/10/11 17:28:59 filename: main isDir: false size: 4707136 52021/10/11 17:28:59 filename: main.go isDir: false size: 310 62021/10/11 17:28:59 file...
import ( "net/http" "github.com/labstack/echo/v4")func main() { e := echo.New() e.GET("/hello", func(context echo.Context) error { return c.String(http.StatusOK, "Hello, World!") }) e.Start(":8080") // HTTP 服务监听在 8080 端口} 要实现需要响应 JSON...
微服务框架也是可以用于开发单体架构(monolith architecture)的应用。并且,单体应用也是最小的、最原始的、最初的项目状态,经过渐进式的开发演进,单体应用能够逐步的演变成微服务架构,并且不断的细分服务粒度。微服务框架开发的单体架构应用,既然是一个最小化的实施,
funcGetGifWidthHeight(imgBytes []byte) (int, int) { version := string(imgBytes[:6]) ifversion !="GIF87a"&& version !="GIF89a"{ return0, 0 } width := int(imgBytes[6]) + int(imgBytes[7])<<8 height := int(imgBytes[8]) + int(imgBytes[9])<<8 ...
安装:// go get github.com/labstack/echo/{version}gogetgithub.com/labstack/echo/v4示例:package...
func getLogWriter(filename string, maxsize, maxBackup, maxAge int) zapcore.WriteSyncer { lumberJackLogger := &lumberjack.Logger{ Filename: filename, // 文件位置 MaxSize: maxsize, // 进行切割之前,日志文件的最大大小(MB为单位) MaxAge: maxAge, // 保留旧文件的最大天数 MaxBackups: maxBack...
data": category+":"+id}) }) // 正则约束路由(防ReDOS攻击) router.GET("/download/:file...