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Network programming tutorial

A function under asp to detect whether the link is normal

A very simple function used to detect whether the website domain name can be accessed normally. Function urlChk(sUrl)on error resume nextSet xmlHttp = Server.CreateObject(Microsoft.XMLHTTP)xmlH

2025-02-17
Java uses dom4j to parse xml configuration files to implement abstract factory reflection example

Logical description: Now we want to add interface layers to layer B and layer D, and use factories. And we can regard the creation of B and the creation of D as two series, and then we can use the abstract factory to create them. Configuration file: beans

2025-02-17
Java programming implementation method to extract keywords from articles

This article describes the Java programming method to extract keywords from the article. Share it for your reference, the details are as follows: Implementation code: /** * Related jar packages* lucene-core-3.6.2.jar,lucene-memory-3.6.2.jar, * lucene-

2025-02-17
Detailed Chinese description of set rs=server.CreateObject(adodb.recordset)

This creates a database instance, but what is a database instance? Also, rs is not a variable. How does it perform operations such as rs.update in the program? Open means how to receive data from rs? Before creating a data set, you should first define the

2025-02-17
Design pattern, described with Delphi-->Observer pattern

Observer Pattern Origin The Observer pattern in Delphi extends the basic Observer pattern. For more information on the Observer mode, please refer to [Gam+, pages 293..303]. The purpose is to define a one-to-many dependency relationship between objects. W

2025-02-17
ASP processing common functions of XML data, reading, conversion

A set of commonly used ASP processing XML commonly used functions sharing, the code directly pastes the output effect during runtime, and can be stored directly as a file to run. The editor of Wulin.com recommends this ASP to process the common functions

2025-02-17
Use the Java code to implement the basic method of the stack data structure

Chain implementation: Add and delete elements in a section of the stack, maintain a node to the top of the stack in the stack and the size of a count variable indicator: Private LinearNode Top; // Point to the top power of the stack; // mark the stack sta

2025-02-17
Use Delphi to control IE windows

Program Description This program is used to open IE, link to a specified web page, obtain URL address information in the IE address bar and the window name, activate the recently opened window, and close the recently opened window. The interface of the pr

2025-02-17
The perfect solution of printing and previewing in VC, IE, ASP environment

An XML -based reporting tool, which supports the design report, calling API printing, preview, and can support distributed reports and convenient reports of storage and forwarding. In the report, VBScript can be embedded, and variables that can easily acc

2025-02-17
Detailed explanation of the code of inserting emoticons to the position of the cursor position in the Android system

A Android application written before the preface has a bug when the post is inserted into the expression, that is, the expression string cannot be inserted at the cursor specified in Edittext. The emoji string added at each time is run to the end of the t

2025-02-17
Solve the problem of garbled Chinese in springmvc+mybatis+mysql

Recently, using Ajax to request springmvc background to query the mysql database. The page shows that there are garbled Chinese codes in mybatis initially configured as follows

2025-02-17
Java method to determine whether a file has been updated within a time period

The example in this article describes Java's method of determining whether a file has been updated within a time period. Share it with everyone for your reference. The specific implementation method is as follows: 1. The timer copy code code is as fol

2025-02-17
Java concurrent programming examples (10): Thread group

Grouping threads is an interesting feature provided by the Java concurrency API. We can treat a group of threads as an independent unit and can manipulate the thread objects in the thread group at will. For example, you can control a group of threads to r

2025-02-17
FAQ for Developing Multimedia Playback Audio Track Issues with Delphi (Original)

Recently, I have often seen questions about switching tracks and channels on CSDN and DFW. Let's make a summary here. You can reprint it. Let the rookie benefit! When reprinting, the author hopes to maintain the original information to the greatest ex

2025-02-17
asp HTTP_X_FORWARDED_FOR和REMOTE_ADDR

The difference between HTTP_X_FORWARDED_FOR and REMOTE_ADDR. There is no HTTP_X_FORWARDED_FOR variable in Request.ServerVariables, only REMOTE_ADDR, but both variables can obtain the client

2025-02-17

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