catch exception ex

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XML document Reading

XML document Reading using System;Using System.Collections.Generic;Using System.Linq;Using System.Text;Using System.Xml; Namespace Operatexml{Class Program{static void Main (string[] args){Try{XML File Storage PathString Myxmlfilepath =

asp.net generate static page notes _ Practical Tips

1. Use Serever. Excute Copy Code code as follows: StreamWriter sw = New StreamWriter (Server.MapPath ("html/login.html"), false); Server.Execute ("showcolumn.aspx?id=1&page=2", SW); Sw. Close (); 2. Substitution

Website optimization experience and skills--streamlined and efficient C #

For large web sites, technical coverage is very wide, on the hardware, software, programming language, Web Service, firewall and so on have very high requirements. Faced with a large number of users, high concurrent requests, you can use

Java Programming play MIDI Music (excerpt) __ Programming

Package test; Import javax.sound.midi.*;Import javax.sound.sampled.*;Import java.io.*; /*** title: * description: * copyright:copyright (c) 2003* Company:SinoSoft* @author Pete.* @version 1.0*/ Public class Playmidi implements runnable{     File

Asp. NET encapsulated SQL database Access Class _ Practical Tips

Using System; Using System.Configuration; Using System.Data; Using System.Data.SqlClient; Using System.Collections; Namespace MyCorporation.DepartMent.DataBase { Common database Classes public class DataBase { private string connstr = null; Public

asp.net email examples _ Practical tips

Copy Code code as follows: protected void SendMail () { Try { String creatername = ""; String examiner = ""; list maillist = getmaillist (ref creatername, ref Examiner); mailentity me = new mailentity ();Mailentity me_1 = new

Java Control thread Run _java

1, the control of the thread is very common, such as file transfer to half, need to pause file transfer, or terminate file transfer, which is actually control the running of the thread. 2, the line Chengyu create, can run, run, block, Death 5

ORACLE Operations CLOB Fields

method One: In Oracle, fields for LOB (Large object, large objects) types are now used more and more. Because of this type of field, large capacity (up to 4GB of data), and a table can have more than one of these types of fields, is flexible,

Servlet Learning notes 8--servletcontext and use

Servlet Sixth speak A Explanation and use of ServletContextWhat is Servletcontex.It can be imagined as a common space that can be accessed by all customers How to use ServletContext.1. Get ServletContextThis.getservletcontext ();2. It can be seen

How to remotely back up a SQL Server database

server| Backup | data | database Method One (does not use SQLDMO): ///Backup methods///SqlConnection conn = new SqlConnection ("server=.;D Atabase=master; User Id=sa; Password=sa; "); SqlCommand CMDBK = new SqlCommand ();Cmdbk.commandtype =

Access classes for SQL databases encapsulated in asp.net

asp.net| Access | encapsulation | data | database using System; Using System.Configuration; Using System.Data; Using System.Data.SqlClient; Using System.Collections; Namespace MyCorporation.DepartMent.DataBase { Common database Classes public

C # Operations classes for WebForm and WinForm connections to SQL Server 2000 databases in. Net

server|web| Data | Database one. This is for C # connection WinForm Note points: (1) The namespace of this class must be referenced when called (2) The namespaces referenced in the class Using System; Using System.Data; Using System.Data.SqlClient; (

TCP for Visual C # network programming

visual| Programming | Network NOTE: NOT original! The previous article, Visual C #. NET Network program development socket, said: Support for HTTP, TCP and UDP classes composed of TCP/IP three-tier model (Request response Layer, application

"Java" JDBC programming routines

Reprint please specify the original address: http://www.cnblogs.com/ygj0930/p/5847020.htmlLearning Java development, a must grasp the knowledge point, is the database operation. When a program needs to reach a certain level of data, it cannot simply

Take pictures from the database and show them to the page

The picture is stored in the database in the varchar (max) data format, and each photo corresponds to a test serial number that needs to be removed and displayed to the page.First, the BLLPublictbyte[] Getphotodata (stringJclsh) { byte[]

Backing up and restoring databases using. NET

Original: Using. NET to back up and restore a databaseCsdn Netizen's question http://community.csdn.net/Expert/TopicView3.asp?id=4929678C # Two methods of implementing SQLSERVER2000 database backup and restore: Method One (do not use

Several ways to connect to Oracle

How To reference Data.OracleClient.dllSince from. NET 4.0, Microsoft has removed the OracleClient.dll from the framework, so to use, it needs to be in VS2010 to change the project's. NET Framework from. NET 4.0 to 3.5, solution-by-reference, add

WEB Service, WEBService

WEB Service for WEB Service & WCF & WebApi authentication, WEBService In this era of WEB APIs, the WEB Service technology seems outdated. outdated technologies do not mean that they are useless, and they can still be used in some places, the reason

Implementation Code for generating static Web pages in Asp.net, and static Web pages in asp.net

Implementation Code for generating static Web pages in Asp.net, and static Web pages in asp.net Currently, all programs need to convert dynamic pages into static pages. Today, we will teach you how to generate static pages in ASP. NET. Using

Knowledge diary 1

Knowledge diary 1 During this time, I made a small monitoring tool that involves txt operations and summarized the operations to prevent myself from forgetting them. Fragmented knowledge points: 1. Time Conversion // Time conversion string xx = "10:0

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