表单的验证js以及事件的注册代码详解

比fastdb更强的 nosql数据库 ,比较两个字符串，返回相同的最大的字符串，其他返回空遍历文件夹中最大的文件,表单的验证js以及事件的注册

初始化openldap的初始化状态 ,处理 Oracle SQL in 超过1000 的解决方案

从服务器下载文件的cmd脚本 [Shell/批处理],从国家统计局爬取山东省市区县乡镇

从国家统计局爬取山东省市区县乡镇 ,对内存中的图片数据编解码

对于一些筛选之类的功能使用NSSet or NSMutableS

Status ListDelete(Sqlist &L,int i) //删除i位置的数据

{

if(i<1||i>L.length) return ERROR;

for(int j=i;j<=L.length-1;j++)

{

L.elem[j-1]=L.elem[j];

}

L.length--;

return OK;

}

// 多进程间队列和子类的应用

//多进程间共享内存和全局对象

//分享几个简易的CSS3点击响应动画示例

Status ListInput(Sqlist &L) //数据录入

{

if(L.length==-1) return ERROR;

cout<<"Length="<

cout<<"请输入录入数据数量：";

int i=L.length;

int n;

cin>>n;

L.length+=n;

ElemType e;

cout<<"Length="<

for(;i

{

cout<<"请输入第"<

cin>>e;

ListInsert(L,i+1,e);

--L.length;

//每次插入都会L.length++,所以此处--防止死循环

//高并发web服务器nginx源码全面中文

}

return OK;

}

Status ListSort(Sqlist &L) //排序，冒泡算法

{

if(L.length==-1) return ERROR;

ElemType t;

for(int i=0;i

for(int j=0;j

{

if(L.elem[j]>L.elem[j+1])

{t=L.elem[j+1];L.elem[j+1]=L.elem[j];L.elem[j]=t;} }

return OK;

}

void ListPrint(Sqlist &L) //输出表内数据{

ElemType e;

for(int i=0;i

{

GetElem(L,i+1,e);

cout<

}

cout<

}

int main()

{

int Choice=-1,Ifsort=-1;

Sqlist L;L.length=-1;

while(1)

{

[代码] [Google Go]代码

package main

import (

"io/ioutil"

"net/http"

"net/"

"fmt"

"encoding/json"

)

//----------------------------------

// 黄金数据调用示例代码－聚合数据

// 在线接口文档：www/docs/29

//----------------------------------

const APPKEY = "*******************" //您申请的APPKEY

func main(){

//1.上海黄金交易所

Request1()

//2.上海期货交易所

Request2()

//3.银行账户黄金

Request3()

}

//1.上海黄金交易所

func Request1(){

//请求地址

juhe :="web:8080/finance/gold/shgold"

//初始化参数

param:=.Values{}

//配置请求参数,方法内部已处理encode问题,中文参数可以直接传参

param.Set("key",APPKEY) //APP Key

param.Set("v","") //JSON格式版本(0或1)默认为0

//发送请求

data,err:=Get(juhe,param)

if err!=nil{

fmt.Errorf("请求失败,错误信息:\r\n%v",err)

}else{

var netReturn map[string]interface{}

json.Unmarshal(data,&netReturn)

if netReturn["error_code"].(float64)==0{

fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"]) }

}

}

//2.上海期货交易所

func Request2(){

//请求地址

juhe :="web:8080/finance/gold/shfuture"

//初始化参数

param:=.Values{}

//配置请求参数,方法内部已处理encode问题,中文参数可以直接传参

param.Set("key",APPKEY) //APP Key

param.Set("v","") //JSON格式版本(0或1)默认为0

//发送请求

data,err:=Get(juhe,param)

if err!=nil{

fmt.Errorf("请求失败,错误信息:\r\n%v",err)

}else{

var netReturn map[string]interface{}

json.Unmarshal(data,&netReturn)

if netReturn["error_code"].(float64)==0{

fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"]) }

}

}

//3.银行账户黄金

func Request3(){

//请求地址

juhe :="web:8080/finance/gold/bankgold"

//初始化参数

param:=.Values{}

//配置请求参数,方法内部已处理encode问题,中文参数可以直接传参

param.Set("key",APPKEY) //APP Key

//发送请求

data,err:=Get(juhe,param)

if err!=nil{

fmt.Errorf("请求失败,错误信息:\r\n%v",err)

}else{

var netReturn map[string]interface{}

json.Unmarshal(data,&netReturn)

if netReturn["error_code"].(float64)==0{

fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"]) }

}

}

// get 网络请求

func Get(api string,params .Values)(rs[]byte ,err error){ var *.

,err=.Parse(api)

if err!=nil{

fmt.Printf("解析错误:\r\n%v",err)

return nil,err

}

//如果参数中有中文参数,这个方法会进行Encode

.RawQuery=params.Encode()

resp,err:=http.Get(.String())

if err!=nil{

fmt.Println("err:",err)

return nil,err

}

defer resp.Body.Close()

return ioutil.ReadAll(resp.Body)

}

// post 网络请求 ,params 是.Values类型

func Post(api string, params .Values)(rs[]byte,err error){ resp,err:=http.PostForm(api, params)

if err!=nil{

return nil ,err

}

defer resp.Body.Close()

return ioutil.ReadAll(resp.Body)

}

代码描述：基于GO的黄金数据接口调用代码实例

关联数据：黄金数据

[代码] [C#]代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using https://www.360docs.net/doc/4c5418727.html,;

using System.IO;

using https://www.360docs.net/doc/4c5418727.html,;

using System.Diagnostics;

using System.Web;

//----------------------------------

// 黄金数据调用示例代码－聚合数据

// 在线接口文档：www/docs/29

// 代码中JsonObject类下载地址:/download/gcm3206021155665/7458439

//----------------------------------

namespace ConsoleAPI

{

class Program

{

static void Main(string[] args)

{

string appkey = "*******************"; //配置您申请的appkey

//1.上海黄金交易所

string 1 = "web:8080/finance/gold/shgold";

var parameters1 = new Dictionary();

parameters1.Add("key", appkey);//你申请的key

parameters1.Add("v" , ""); //JSON格式版本(0或1)默认为0

string result1 = sendPost(1, parameters1, "get");

JsonObject newObj1 = new JsonObject(result1);

String errorCode1 = newObj1["error_code"].Value;

if (errorCode1 == "0")

{

Debug.WriteLine("成功");

Debug.WriteLine(newObj1);

}

else

{

//Debug.WriteLine("失败");

Debug.WriteLine(newObj1["error_code"].Value+":"+newObj1["reason"].Value); }

//2.上海期货交易所

string 2 = "web:8080/finance/gold/shfuture";

var parameters2 = new Dictionary();

parameters2.Add("key", appkey);//你申请的key

parameters2.Add("v" , ""); //JSON格式版本(0或1)默认为0

string result2 = sendPost(2, parameters2, "get");

JsonObject newObj2 = new JsonObject(result2);

String errorCode2 = newObj2["error_code"].Value;

if (errorCode2 == "0")

{

Debug.WriteLine("成功");

Debug.WriteLine(newObj2);

}

else

{

//Debug.WriteLine("失败");

Debug.WriteLine(newObj2["error_code"].Value+":"+newObj2["reason"].Value); }

//3.银行账户黄金

string 3 = "web:8080/finance/gold/bankgold";

var parameters3 = new Dictionary();

parameters3.Add("key", appkey);//你申请的key

string result3 = sendPost(3, parameters3, "get");

JsonObject newObj3 = new JsonObject(result3);

String errorCode3 = newObj3["error_code"].Value;

if (errorCode3 == "0")

{

Debug.WriteLine("成功");

Debug.WriteLine(newObj3);

}

else

{

//Debug.WriteLine("失败");

Debug.WriteLine(newObj3["error_code"].Value+":"+newObj3["reason"].Value); }

}

///

/// Http (GET/POST)

///

/// 请求

/// 请求参数

/// 请求方法

/// 响应内容

static string sendPost(string , IDictionary parameters, string method)

{

if (method.ToLower() == "post")

{

HttpWebRequest req = null;

HttpWebResponse rsp = null;

System.IO.Stream reqStream = null;

try

{

req = (HttpWebRequest)WebRequest.Create();

req.Method = method;

req.KeepAlive = false;

req.ProtocolVersion = HttpVersion.Version10;

req.Timeout = 5000;

req.ContentType =

"application/x-www-form-encoded;charset=utf-8";

byte[] postData =

Encoding.UTF8.GetBytes(BuildQuery(parameters, "utf8"));

reqStream = req.GetRequestStream();

reqStream.Write(postData, 0, postData.Length);

rsp = (HttpWebResponse)req.GetResponse();

Encoding encoding = https://www.360docs.net/doc/4c5418727.html,

Encoding.GetEncoding(rsp.CharacterSet);

return GetResponseAsString(rsp, encoding);

}

catch (Exception ex)

{

return ex.Message;

}

finally

{

if (reqStream != null) reqStream.Close();

if (rsp != null) rsp.Close();

}

}

else

{

//创建请求

HttpWebRequest request = (HttpWebRequest)WebRequest.Create( + "?" + BuildQuery(parameters, "utf8"));

//GET请求

request.Method = "GET";

request.ReadWriteTimeout = 5000;

request.ContentType = "text/html;charset=UTF-8";

HttpWebResponse response =

(HttpWebResponse)request.GetResponse(); request.ContentType = "text/html;chars Stream myResponseStream = https://www.360docs.net/doc/4c5418727.html, .GetResponseStream();

StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));response

//返回内容

string retString = myStreamReader.ReadToEnd();

return retString;

}

}

///

/// 组装普通文本请求参数。

///

/// Key-Value形式请求参数字典

/// 编码后的请求数据

static string BuildQuery(IDictionary parameters, string encode)

{

StringBuilder postData = new StringBuilder();

bool hasParam = false;

IEnumerator> dem =

parameters.GetEnumerator();

while (dem.MoveNext())

{

string name = dem.Current.Key;

string value = dem.Current.Value;

// 忽略参数名或参数值为空的参数

if

(!string.IsNullOrEmpty(name))//&& !string.IsNullOrEmpty(value)

if (hasParam)

{

postData.Append("&");

}

postData.Append(name);

postData.Append("=");

if (encode == "gb2312")

{

postData.Append(HttpUtility.Encode(value,

Encoding.GetEncoding("gb2312")));

}

else if (encode == "utf8")

{

postData.Append(HttpUtility.Encode(value,

Encoding.UTF8));

}

else

{

postData.Append(value);

}

hasParam = true;

}

}

return postData.ToString();

}

///

/// 把响应流转换为文本。

///

/// 响应流对象

/// 编码方式

/// 响应文本

static string GetResponseAsString(HttpWebResponse rsp, Encoding encoding) {

System.IO.Stream stream = null;

StreamReader reader = null;

try

{

// 以字符流的方式读取HTTP响应

stream = rsp.GetResponseStream();

reader = new StreamReader(stream, encoding);

return reader.ReadToEnd();

}

{

// 释放资源

if (reader != null) reader.Close();

if (stream != null) stream.Close();

if (rsp != null) rsp.Close();

}

}

}

}

[代码] [PHP]代码

/**

* c远程传输工具

*/

public function post_c($,$body,$header,$type='POST'){

$ch = c_init();

c_setopt($ch,COPT_,$);

c_setopt($ch,COPT_HEADER,0);//0只要正文

c_setopt($ch,COPT_TIMEOUT,5);//设置超时时间

c_setopt($ch,COPT_CONNECTTIMEOUT,5);

//将c_exec()获取的信息以文件流的形式返回，而不是直接输出。 c_setopt($ch,COPT_RETURNTRANSFER,1);

//增加header头信息

// array_push($header,'Accept:application/json');

// array_push($header,'Content-Type:application/json');

// array_push($header,'http:multipart/form-data');

if(count($body)>0){

c_setopt($ch,COPT_POSTFIELDS,$body);

}

if(count($header)>0){

c_setopt($ch,COPT_HTTPHEADER,$header);

}

//设置上传文件相关

c_setopt($ch,COPT_FOLLOWLOCATION,true);

c_setopt($ch,COPT_MAXREDIRS,3);//递归

c_setopt($ch,COPT_SSL_VERIFYPEER,false);// 对认证证书来源的检查 c_setopt($ch,COPT_SSL_VERIFYHOST,0);// 从证书中检查SSL加密算法 switch ($type) {

case 'GET':

c_setopt($ch,COPT_HTTPGET,1);

break;

case 'POST':

c_setopt($ch,COPT_POST,1);

break;

case 'PUT':

c_setopt($ch,COPT_CUSTOMREQUEST,'PUT');

break;

case 'DELETE':

c_setopt($ch,COPT_CUSTOMREQUEST,'DELETE');

break;

}

//上传文件相关设置

c_setopt($ch,COPT_ENCODING,'gzip');

c_setopt($ch,COPT_USERAGENT,'SSTS Browser/1.0');

c_setopt($ch,COPT_USERAGENT,'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0)');// 模拟用户使用的浏览器

if(c_errno($ch)){

return c_error($ch);

}

$content = c_exec($ch);

c_close($ch);//关闭c资源，并且释放系统资源

$result = json_decode($content,true);

if(!empty($result)){

return $result;

}else{

return $content;

}

}

[代码] [C/C++]代码

/*

编译指令

$ /opt/sybase/OCS-16_0/bin/cpre64 -m teststu.cp

$ cc -m64 -g -DSYB_LP64 -I. -I/opt/sybase/OCS-16_0/include teststu.c

/opt/sybase/OCS-16_0/include/sybesql.c -L/opt/sybase/OCS-16_0/lib -lsybct64

-lsybtcl64 -lsybcs64 -lsybcomn64 -lsybintl64 -lsybunic64 -rdynamic -ldl -lnsl -lm -o teststu

*/

#include

/*建立通讯区域*/

EXEC SQL INCLUDE SQLCA;

/*

** These tokens must be declared in a declare section

** because they are used in declare sections below.

*/

EXEC SQL BEGIN DECLARE SECTION;

#define TYPESIZE 13

#define TIDSIZE 6

EXEC SQL END DECLARE SECTION;

#define EOLN '\0'

/*

** Forward declarations of the error and message handlers and

** other subroutines called from main().

*/

void error_handler();

void warning_handler();

int

main(int argc, char *argv[])

{

/*声明宿主变量*/

EXEC SQL BEGIN DECLARE SECTION;

/* storage for login name and password. */

char username[30];

char sname[30];

char password[30];

char server[30];

EXEC SQL END DECLARE SECTION;

/*错误处理*/

EXEC SQL WHENEVER SQLERROR CALL error_handler();

EXEC SQL WHENEVER SQLWARNING CALL warning_handler();

EXEC SQL WHENEVER NOT FOUND CONTINUE;

/*连接到 SQL SERVER 服务器*/

/*

** Copy the user name and password defined in sybsqlex.h to

** the variables declared for them in the declare section.

*/

strcpy(username, "mymotif");

strcpy(password, "wxwpxh");

strcpy(server, "MYMOTIFVOSTRO145480");

EXEC SQL CONNECT :username IDENTIFIED BY :password using :server;

EXEC SQL USE testdb;

EXEC SQL DECLARE c1 CURSOR FOR

SELECT SNAME FROM STUDENT;

EXEC SQL OPEN c1;

printf("name in table student\n");

do {

EXEC SQL FETCH c1 INTO :sname;

if (sqlca.sqlcode != 0) break;

printf( "student name = %s\n", sname );

} while ( 1 );

EXEC SQL CLOSE c1;

return(0);

}

/*错误处理程序*/

/*

** void error_handler()

**

** Displays error codes and numbers from the SQLCA and exits with ** an ERREXIT status.

*/

void

error_handler(void)

{

fprintf(stderr, "\n** SQLCODE=(%ld)", sqlca.sqlcode);

if (sqlca.sqlerrm.sqlerrml)

{

fprintf(stderr, "\n** ASE Error ");

fprintf(stderr, "\n** %s", sqlca.sqlerrm.sqlerrmc);

}

fprintf(stderr, "\n\n");

exit(-1);

}

/*

** void warning_handler()

**

** Displays warning messages.

*/

void

warning_handler(void)

{

if (sqlca.sqlwarn[1] == 'W')

{

fprintf(stderr,

"\n** Data truncated.\n");

}

if (sqlca.sqlwarn[3] == 'W')

{

fprintf(stderr,

"\n** Insufficient host variables to store results.\n");

}

return;

}

[代码] Log4j配置

org.slf4j

slf4j-log4j12

导入这个包,会引入下面两个jar

org.springframework

spring-context-support

commons-logging

commons-logging-api

1.1

org.springframework

spring-orm

org.aspectj

aspectjweaver

org.springframework

spring-webmvc

[文件] 无缝滚动.html ~ 1KB

• 
• 
• 
• 

[代码] 获取的参数

//获取的参数

function getParam(paramKey){

//获取当前

var = location.href;

//获取要取得的get参数位置

var get = .indexOf(paramKey +"=");

if(get == -1){

return false;

}

//截取字符串

var getParamStr = .slice(paramKey.length + get + 1);

//判断截取后的字符串是否还有其他get参数

var nextparam = getParamStr.indexOf("&");

if(nextparam != -1){

getParamStr = getParamStr.slice(0, nextparam);

}

return decodeURIComponent(getParamStr);

}

[代码] 添加参数

//添加参数

function addParam(,paramKey,paramVal){

var andStr = "?";

var beforeparam = .indexOf("?");

if(beforeparam != -1){

andStr = "&";

}

return + andStr + paramKey + "="+ encodeURIComponent(paramVal); }

[代码] 删除参数

//删除参数

function delParam(,paramKey){

var Param = .substr(.indexOf("?")+1);

var before = .substr(0,.indexOf("?"));

var next = "";

var arr = new Array();

if(Param!=""){

var ParamArr = Param.split("&");

for(var i=0;i

var paramArr = ParamArr[i].split("=");

if(paramArr[0]!=paramKey){

arr.push(ParamArr[i]);

}

}

}

if(arr.length>0){

next = "?"+arr.join("&");

}

= before+next;

return ;

}

[代码] [C#]代码

#region 防止sql注入式攻击(可用于UI层控制）

///

/// 判断字符串中是否有SQL攻击代码

///

/// 传入用户提交数据

/// true-安全；false-有注入攻击现有；

public bool ProcessSqlStr(string inputString)

{

string SqlStr =

@"and|or|exec|execute|insert|select|delete|update|alter|create|drop|count|\*|ch r|char|asc|mid|substring|master|truncate|declare|xp_cmdshell|restore|backup|net +user|net +localgroup +administrators";

try

{

if ((inputString != null) && (inputString != String.Empty))

{

string str_Regex = @"\b(" + SqlStr + @")\b";

Regex Regex = new Regex(str_Regex, RegexOptions.IgnoreCase);

//string s = Regex.Match(inputString).Value;

if (true == Regex.IsMatch(inputString))

return false;

}

}

catch

{

return false;

}

return true;

}

///

/// 处理用户提交的请求，校验sql注入式攻击,在页面装置时候运行

///

System.Configuration.ConfigurationSettings.AppSettings["ErrorPage"].ToString(); 为用户自定义错误页面提示地址,

/// 在Web.Config文件时里面添加一个 ErrorPage 即可

///

///

///

public void ProcessRequest()

{

try

{

string getkeys = "";

string sqlErrorPage =

System.Configuration.ConfigurationSettings.AppSettings["ErrorPage"].ToString(); if (System.Web.HttpContext.Current.Request.QueryString != null)

{

for (int i = 0; i <

System.Web.HttpContext.Current.Request.QueryString.Count; i++)

{

getkeys =

System.Web.HttpContext.Current.Request.QueryString.Keys[i];

if

(!ProcessSqlStr(System.Web.HttpContext.Current.Request.QueryString[getkeys])) {

System.Web.HttpContext.Current.Response.Redirect(sqlErrorPage + "?errmsg=" + getkeys + "有SQL攻击嫌疑！");

System.Web.HttpContext.Current.Response.End();

}

}

}

if (System.Web.HttpContext.Current.Request.Form != null)

{

for (int i = 0; i < System.Web.HttpContext.Current.Request.Form.Count; i++)

{

getkeys = System.Web.HttpContext.Current.Request.Form.Keys[i]; if

(!ProcessSqlStr(System.Web.HttpContext.Current.Request.Form[getkeys]))

{

System.Web.HttpContext.Current.Response.Redirect(sqlErrorPage + "?errmsg=" + getkeys + "有SQL攻击嫌疑！");

System.Web.HttpContext.Current.Response.End();

}

}

}

}

catch

{

// 错误处理: 处理用户提交信息!

}

}

#endregion

#region 转换sql代码（也防止sql注入式攻击，可以用于业务逻辑层，但要求UI层输入数据时候进行解码）

///

/// 提取字符固定长度

///

///

///

///

public string CheckStringLength(string inputString, Int32 maxLength)

{

if ((inputString != null) && (inputString != String.Empty))

{

inputString = inputString.Trim();

if (inputString.Length > maxLength)

inputString = inputString.Substring(0, maxLength);

}

return inputString;

}