2018年3月23日

7.7 设置http首部

摘要: ```go package main import ( "fmt" "net/http" ) func main() { header := http.Header{} // Using the header as slice header.Set("Auth-X", "abcdef1234") header.Add("Auth-X", "defghijkl") fmt.P... 阅读全文

posted @ 2018-03-23 23:58 cucy_to 阅读(135) 评论(0) 推荐(0) 编辑

7.6 request form post

摘要: ```go package main import ( "fmt" "io/ioutil" "net/http" "net/url" "strings" ) type StringServer string func (s StringServer) ServeHTTP(rw http.ResponseWriter, req *http.Request) { req.Parse... 阅读全文

posted @ 2018-03-23 23:57 cucy_to 阅读(104) 评论(0) 推荐(0) 编辑

7.5 URL 解析

摘要: ```go package main import ( "encoding/json" "fmt" "net/url" ) func main() { u := &url.URL{} u.Scheme = "http" u.Host = "localhost:80" u.Path = "index.html" u.RawQuery = "id=1&name=John" u.... 阅读全文

posted @ 2018-03-23 23:55 cucy_to 阅读(142) 评论(0) 推荐(0) 编辑

7.4 http request post get

摘要: ```go package main import ( "fmt" "io/ioutil" "net/http" "net/url" "strings" ) type StringServer string func (s StringServer) ServeHTTP(rw http.ResponseWriter, req *http.Request) { req.Parse... 阅读全文

posted @ 2018-03-23 23:52 cucy_to 阅读(139) 评论(0) 推荐(0) 编辑

7.3 ip host反解析

摘要: ```go package main import ( "fmt" "net" ) func main() { // Resolve by IP addrs, err := net.LookupAddr("127.0.0.1") if err != nil { panic(err) } for _, addr := range addrs { fmt.Println... 阅读全文

posted @ 2018-03-23 23:50 cucy_to 阅读(113) 评论(0) 推荐(0) 编辑

7.2 tcpclient 基本web

摘要: ```go package main import ( "bufio" "context" "fmt" "io" "net" "net/http" "time" ) type StringServer string func (s StringServer) ServeHTTP(rw http.ResponseWriter, req *http.Request) { rw.... 阅读全文

posted @ 2018-03-23 23:49 cucy_to 阅读(99) 评论(0) 推荐(0) 编辑

7.1 获取所有网卡ip地址

摘要: ```go package main import ( "fmt" "net" ) func main() { // Get all network interfaces interfaces, err := net.Interfaces() if err != nil { panic(err) } for _, interf := range interfaces ... 阅读全文

posted @ 2018-03-23 23:46 cucy_to 阅读(251) 评论(0) 推荐(0) 编辑

6.10 获取用户基目录

摘要: ```go package main import ( "fmt" "log" "os/user" ) func main() { usr, err := user.Current() if err != nil { log.Fatal(err) } fmt.Println("The user home directory: " + usr.HomeDir) } /*... 阅读全文

posted @ 2018-03-23 23:44 cucy_to 阅读(142) 评论(0) 推荐(0) 编辑

6.9 文件内容对比

摘要: ```go package main import ( "bufio" "crypto/md5" "fmt" "io" "os" ) var data = []struct { name string cont string perm os.FileMode }{ {"test1.file", "Hello\nGolang is great", 0666}, {"test... 阅读全文

posted @ 2018-03-23 23:42 cucy_to 阅读(141) 评论(0) 推荐(0) 编辑

6.8 文件过滤

摘要: ```go package main import ( "fmt" "os" "path/filepath" ) func main() { for i := 1; i 阅读全文

posted @ 2018-03-23 23:40 cucy_to 阅读(95) 评论(0) 推荐(0) 编辑

6.7 创建目录

摘要: ```go package main import ( "os" ) func main() { f, err := os.Create("created.file") if err != nil { panic(err) } f.Close() f, err = os.OpenFile("created.byopen", os.O_CREATE|os.O_APPEND,... 阅读全文

posted @ 2018-03-23 23:38 cucy_to 阅读(80) 评论(0) 推荐(0) 编辑

6.6 修改文件权限

摘要: ```go package main import ( "fmt" "os" ) func main() { f, err := os.Create("test.file") if err != nil { panic(err) } defer f.Close() // Obtain current permissions fi, err := f.Stat() ... 阅读全文

posted @ 2018-03-23 23:36 cucy_to 阅读(124) 评论(0) 推荐(0) 编辑

6.5 列出当前目录所有文件

摘要: ```go package main import ( "fmt" "io/ioutil" "os" "path/filepath" ) func main() { fmt.Println("List by ReadDir") listDirByReadDir(".") fmt.Println() fmt.Println("List by Walk") listDirBy... 阅读全文

posted @ 2018-03-23 23:34 cucy_to 阅读(449) 评论(0) 推荐(1) 编辑

6.4 协程写文件

摘要: ```go package main import ( "fmt" "io" "os" "sync" ) type SyncWriter struct { m sync.Mutex Writer io.Writer } func (w *SyncWriter) Write(b []byte) (n int, err error) { w.m.Lock() defe... 阅读全文

posted @ 2018-03-23 23:31 cucy_to 阅读(272) 评论(0) 推荐(0) 编辑

6.3 写文件

摘要: ```go package main import ( "io" "os" "strings" ) func main() { f, err := os.Create("sample.file") if err != nil { panic(err) } defer f.Close() _, err = f.WriteString("Go is awesome!\n... 阅读全文

posted @ 2018-03-23 23:28 cucy_to 阅读(75) 评论(0) 推荐(0) 编辑

6.2 创建空目录

摘要: ```go package main import "io/ioutil" import "os" import "fmt" func main() { tFile, err := ioutil.TempFile("", "gostdcookbook") if err != nil { panic(err) } // The called is responsible for h... 阅读全文

posted @ 2018-03-23 23:26 cucy_to 阅读(224) 评论(0) 推荐(0) 编辑

6.1 os 获取文件状态

摘要: ```go package main import ( "fmt" "os" ) func main() { f, err := os.Open("test.file") if err != nil { panic(err) } fi, err := f.Stat() if err != nil { panic(err) } fmt.Printf("File n... 阅读全文

posted @ 2018-03-23 23:24 cucy_to 阅读(100) 评论(0) 推荐(0) 编辑

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