C++

Import Data | problem Use the DTS features of MS SQL when you import Excel data into SQLCan be easily imported, while referencing DLL files, you can control the import process in the program. The process of creating a DTS package is as follows:1.

Access | process | data | transparent In writing database operation methods, we often consider the method of internal processing of connection, transaction, etc., mainly convenient for the subsequent integration of different methods of expansion.

ado| difference The difference between const and readonly is always not clear, so check the data. The concept of the   const is a variable that contains a value that cannot be modified. A constant expression is an expression that can be fully

C # language has a lot to learn, here we mainly introduce C # implementation thumbnails, including the introduction of C # Implementation thumbnails must rely on third-party components and so on. In the past, C # implementation thumbnails on the

Visual C # is an important program development language in the Microsoft. NET Framework, although there are other programming languages in the. NET Framework, but Microsoft seems to be more interested in Visual C #. This also determines the position

To use a data command to transfer Transact-SQL statements to SQL Server, assign the Transact-SQL statement to the CommandText property of the SqlCommand object. and set the CommandType property of the SqlCommand object to CommandType.Text (this is

Before understanding the principle of HTTP breakpoint continuation, let's take a look at the HTTP protocol, the HTTP protocol is a simple protocol based on TCP, which is divided into two kinds: request and reply. A request protocol is a protocol

A few days ago I saw a story about. NET Dynamic compilation. NET, is very inspired by the dynamic compilation. On this basis I do some encapsulation, in order to make the call simpler, and increase the dynamic code debugging support, the same code

Xml As Microsoft and Sun have entered their third year of legal action for Java, Windows Programmers wonder: Is Java so important?More than three years ago, Sun sued Microsoft for not paying Java licensing time, and Microsoft was developing its own

Many of the details of programming are very important to us, or a small letter error will cause the program can not run, I have experienced such a thing, for programming should pay attention to the problem, we should often collect and organize their

C++ The content discussed in this article is based on the following environments: Microsoft Visual C + + 6.0 ORACLE 8i (8.1.7) Current Version: 1.0 (041221) Disclaimer: Some of the operations described in this article may have a significant

Reference | programs | programmers | tutorials This tutorial includes two examples. The first example shows you how to declare and use structs, while the second example shows the differences between structs and classes when passing an instance to a

Visual|window Windows services are Windows applications that work independently of logged-in users and typically start at the time the computer starts, and are often performed continuously until the computer shuts down. This approach, such as

(a) Namespace explanation:I feel now learn C # is to know, C # basic Grammar, C # new features, C # can do!I feel that no matter how, namespace is very important, can be said not only for C #, but the whole. NET is made up of namespace, so I saw the

Xml An XML file (Bookstore.xml) is known as follows:oberon ' s legacycorets, eva5.951. Insert a node into the node:XmlDocument xmldoc=new XmlDocument ();Xmldoc.load ("Bookstore.xml");XmlNode Root=xmldoc.selectsinglenode ("bookstore");//Find

Coding | specification First, the name of the type-level unit 1, class. Classes declared by class, must be named after the noun or noun phrase, reflecting the role of the class. Such as: Class indicator When a class is an attribute, the end of the

Notes BeginI graduated from Beijing in June 2000 and went back to Shijiazhuang to start my career. As mentioned earlier, the language I used at first was ASP, which I always thought was not programming, because ASP is not a programming language, and

Visual C + +. NET involves Atl/atl Server, MFC and managed C + + and so on a variety of programming methods, not only powerful but also widely used. In programming, we often encounter a string conversion operation that is ANSI, Unicode, and BSTR

In the previous article we covered a basic concept of object-oriented-encapsulation, encapsulation is a relatively simple concept, but also very easy to accept, but many occasions below, just encapsulation does not solve a lot of problems, consider

Data protection Like many thread APIs, c++0x protects shared data with mutual exclusion. There are four types of mutexes: Non-recursive (Std::mutex) Recursive (Std::recursive_mutex) Allow lock timeout non-recursive (Std::timed_mutex) Allow lock