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easyui管理系统源码(含数据库以及 统计图功能)
easyui管理系统源码(含数据库以及 统计图功能)
- 2019-07-30下载
- 积分:1
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C# 实现 MD5加密解密算法
using System.Security.Cryptography;using System.IO; using System.Text; ///MD5加密 public string MD5Encrypt(string pToEncrypt, string sKey) { DESCryptoServiceProvider des = new DESCryptoServiceProvider(); byte[] inputByteArray = Encoding.Default.GetBytes(pToEncrypt); des.Key = ASCIIEncoding.ASCII.GetBytes(sKey); des.IV = ASCIIEncoding.ASCII.GetBytes(sKey); MemoryStream ms = new MemoryStream(); CryptoStream cs = new CryptoStream(ms, des.CreateEncryptor(),CryptoStreamMode.Write); cs.Write(inputByteArray, 0, inputByteArray.Length); cs.FlushFinalBlock(); StringBuilder ret = new StringBuilder(); foreach(byte b in ms.ToArray()) { ret.AppendFormat("{0:X2}", b); } ret.ToString(); return ret.ToString(); } ///MD5解密 public string MD5Decrypt(string pToDecrypt, string sKey) { DESCryptoServiceProvider des = new DESCryptoServiceProvider(); byte[] inputByteArray = new byte[pToDecrypt.Length / 2]; for(int x = 0; x < pToDecrypt.Length / 2; x ) { int i = (Convert.ToInt32(pToDecrypt.Substring(x * 2, 2), 16)); inputByteArray[x] = (byte)i; } des.Key = ASCIIEncoding.ASCII.GetBytes(sKey); des.IV = ASCIIEncoding.ASCII.GetBytes(sKey); MemoryStream ms = new MemoryStream(); CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(),CryptoStreamMode.Write); cs.Write(inputByteArray, 0, inputByteArray.Length); cs.FlushFinalBlock(); StringBuilder ret = new StringBuilder(); return System.Text.Encoding.Default.GetString(ms.ToArray()); }
- 2013-11-13下载
- 积分:1
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STM32的IO模拟I2C主机_硬件I2C从机
STM32的IO模拟I2C主机_硬件I2C从机,调测通过非常好用。
- 2019-12-27下载
- 积分:1
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C# 调用摄像头照相 例子源码
C# 调用摄像头照相 例子源码
- 2015-01-07下载
- 积分:1
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旅行商问题 最短路径算法源码下载(群蚁)
旅行商问题,常被称为旅行推销员问题,是指一名推销员要拜访多个地点时,如何找到在拜访每个地点一次后再回到起点的最短路径。规则虽然简单,但在地点数目增多后求解却极为复杂。
- 2016-01-20下载
- 积分:1
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用C和C++ 实现的CRC24a校验码的生成.rar
用C和C++ 实现的CRC24a校验码的生成.rar
- 2019-03-14下载
- 积分:1
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图片的zoom显示
利用c#和pictureBox实现图片的ZOOM显示。
- 2013-12-23下载
- 积分:1
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C#开发的串口调试工具源码
【实例简介
- 2021-07-05 00:31:06下载
- 积分:1
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C#实现Socket通讯Demo
c#通过Socket实现图片、文件和文字的通讯。
private void button1_Click(object sender, EventArgs e)
{
try
{
server = TxStart.startServer(int.Parse(textBox_port.Text));
server.AcceptString = new TxDelegate(acceptString);
server.AcceptByte = new TxDelegate(acceptBytes);
server.Connect = new TxDelegate(connect);
server.dateSuccess = new TxDelegate(dateSuccess);
server.Disconnection = new TxDelegate(disconnection);
server.EngineClose = new TxDelegate(engineClose);
server.EngineLost = new TxDelegate(engineLost);
//server.BufferSize=12048;
//server.FileLog = "C:\test.txt";
server.StartEngine();
this.button1.Enabled = false;
this.button2.Enabled = true;
this.button3.Enabled = true;
}
catch (Exception Ex) { MessageBox.Show(Ex.Message); }
}
///
/// 发送按钮
///
///
///
private void button2_Click(object sender, EventArgs e)
{
try
{
IPEndPoint client = (IPEndPoint)this.comboBox1.SelectedItem;
if (client == null)
{
MessageBox.Show("没有选中任何在线客户端!");
return;
}
if (!this.server.clientCheck(client))
{
MessageBox.Show("目标客户端不在线!");
return;
}
server.sendMessage(client, textBox_msg.Text);
}
catch (Exception Ex) { MessageBox.Show(Ex.Message); }
}
///
/// 下面显示的
///
///
///
private void show(IPEndPoint ipEndPoint, string str)
{
label_zt.Text = ipEndPoint.ToString() ":" str;
label_all.Text = "当前在线人数:" this.server.ClientNumber.ToString();
}
///
/// 当组合框按下的时候
///
///
///
private void comboBox1_DropDown_1(object sender, EventArgs e)
{
try
{
List list = this.server.ClientAll;
this.comboBox1.DataSource = list;
}
catch { }
}
///
/// 关闭客户端的按钮
///
///
///
private void button3_Click_1(object sender, EventArgs e)
{
IPEndPoint client = (IPEndPoint)this.comboBox1.SelectedItem;
if (client == null)
{
MessageBox.Show("没有选中任何在线客户端!");
return;
}
if (!this.server.clientCheck(client))
{
MessageBox.Show("目标客户端不在线!");
return;
}
server.clientClose(client);
}
#endregion
- 2021-08-22 00:31:02下载
- 积分:1
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wpf 3D翻书效果例子源码下载
wpf 3D翻书效果例子源码下载
- 2015-05-08下载
- 积分:1