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Share a practical network connection class

In mobile phone development, network connections are often used to send data. Like the Web, requests on mobile phones are divided into GET requests and post requests.The following is an httpprocess class that provides post and GET requests.  

Summary of several methods for re-throwing exceptions

The main difference between the two lies in the output stack trace: If you directly use throw;, the stack trace is the same as when the Catch Block does not exist at all. The root cause of the error is that the exception is thrown. If you

SOCKET transfer object

How to use Java Socket to transmit objects.First, we need a common object class. Because we need to serialize this object for transmission over the network, it is essential to implement the java. Io. serializable interface, as shown below: Package

Sun Qiang's query base class and application.

Using system;Using system. Data. sqlclient;Using system. Data; Namespace webshop{/// /// Summary of common./// Public class common: idisposable{String sqlconn = system. configuration. configurationsettings. appsettings ["sqlconn"]. tostring

C # operation registration service uninstall service start service stop service...

Using System;Using System. Configuration. Install;Using System. Collections;Using System. Collections. Specialized; IDictionary stateSaver = new Hashtable ();1. Install the service:Private void InstallService (IDictionary stateSaver, string filepath)

Digital envelope encryption technology (algorithms combined with RSA and DES)

Digital envelope encryption technology (algorithms combined with RSA and DES) This algorithm combines the advantages of DES and RSA. Principle: !. The sender uses the des key to encrypt important data. 2. the sender uses the RSA public key to

C # multiplayer chat program

Using System;Using System. Drawing;Using System. Collections;Using System. ComponentModel;Using System. Windows. Forms;Using System. Data;Using System. Threading;Using System. Net. Sockets;Using System. Net;Namespace Chat_Server{////// Summary of

Static Page. The first template is from the file, and the second template is read from the file.

Using system; Using system. Data; Using system. configuration; Using system. Web; Using system. Web. Security; Using system. Web. UI; Using system. Web. UI. webcontrols; Using system. Web. UI. webcontrols. webparts; Using system. Web. UI.

Java exception (trows and try catch Dead Code), trowscatch

Java exception (trows and try catch Dead Code), trowscatchI. Difference between throws and trycatch (1) For example, publicFileWriter (String fileName) throws IOException {}Create a FileWrite object in mian.Importjava. io .*;Publicclass

ASP. NET 2.0, C # -- image special effect Processing

Using the classes provided by. net, such as drawing. bitmap and drawing. bitmap, you can easily process images. This includes watermarking, enlarging, downgrading, and other operations. Public partial class webform4: system. Web. UI. Page{//

(Original) ODP. Net demonstrate how to obtain oracleclob data through the parameters of the stored procedure

Using System; Using System. Data; Using System. text; Using Oracle. dataaccess. client; Using Oracle. dataaccess. types; Namespace Sample33{ // Demonstrate how to obtain oracleclob data through parameters of the stored

XML basic operations and save configuration file application instance

Introduction: In the actual project encountered some of the problem of XML operations, was forced to the end of the road to the end of the decision to study XML. This article first introduces the basic operation of XML, and then writes a frequently

C # dsoframer.ocx How to embed excel in WinForm, inline Excel,word

If you're not sure how to put dspframer.ocx on a form, look at an article detailing how it's placed on a form.Links: http://www.cnblogs.com/pingming/p/4182045.htmlFirst step to create a new formCreate a new form, place a panel container control, and

Use ServletContext to implement web page counters

Use ServletContext to implement web page counters (1) Train of Thought Analysis: Use ServletContext and notepad to write the login times in the txt file. First, use the Servlet init () when the function is initialized, open the txt counter file and

Java exception (trows and try catch Dead Code)

Java exception (trows and try catch Dead Code)I. Difference between throws and trycatch (1) For example, publicFileWriter (String fileName) throws IOException {}Create a FileWrite object in mian.Importjava. io .*;Publicclass ShengmingThrows {Public

Client/server program Generation EXE in eclipse

First build two Java Project project, a write client, a write server side program, the program roughly for a server side set up listening to a port, more than one client can connect, the implementation of the following:1. Server-side

Java Open source Fresh e-commerce platform-coupon design and architecture (source code can be downloaded)

Java Open source Fresh e-commerce platform-coupon design and architecture (source code can be downloaded)Description: Now the level of e-commerce, whether it is fresh electricity or other e-commerce, and so on, there will be a promotion of this

Java for byte array decompression (ZIP,GZIP,BZIP2,JZLIB)

1. First import Bzip2.jar in the project; (Download address: http://download.csdn.net/detail/majian_1987/5997697) 2. Download Jzlib source code Zip package, extract, and then copy all com.jcraft.jzlib.* Java files to the project (even with a Java

. NET implementation of micro-credit public account interface Development instance Code _ practical Skills

Speaking of micro-credit public accounts, we will not be unfamiliar with the use of this platform can give the website or system to add a new bright spot, directly to the point, before use must carefully read the official API documentation.API

The complete code of the C # XML file operation class Xmlhelper class

The complete code for the C # XML file Operation class Xmlhelper class: Using System; Using System.Collections; Using System.Xml; Namespace Com.xmldal { public class Xmlhelper { #region Public variables XmlDocument xmldoc; XmlNode

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