C++

Recently, a series of work to do the maintenance of the website, so do a lot of support tools. There are VBA in Excel, there are tools for direct C # to do. There are times when you need to perform Excel VBA macros in C #, and sometimes even after

Because I recently wanted to write a program similar to Remote Desktop monitoring, screen capture is used in this program. To achieve the program's part of the function, made a small demo. The program is very simple, the technology used is not much,

User input can be varied: you must validate input as much as possible in an interactive control. Writing some user input validation may be contrived, and there may be errors, but it is still necessary. You cannot trust the user's input too much, the

In C #, text can be displayed through label controls, TextBox controls, forms, and PictureBox controls, and forms and PictureBox controls are implemented primarily through the DrawString method. TextBox controls and label controls are designed to

Because C # 's split is more restrictive, you can only use characters or character arrays to make delimiters. does not provide the same as VB can be used as a string split function, so in the process of writing a program, a lot less convenience. So,

This article focuses on the basic programming of Visual C # databases: How to browse records, modify records, delete records, and insert records. Database programming is always an important aspect of programming language, and it is also a difficult

This article describes how to use visual c#.net to create a DTS customization task. You can extend DTS functionality in a way that c#.net create custom tasks. You can then install and register the task, and he speaks the DTS design which is now,

In order to represent the logical relationship between each data element AI and its immediate successor element Ai+1, the data AI, in addition to storing its own information, also needs to store a message indicating its immediate successor (i.e.,

General Ideas 1, the establishment of a JS service, the service to achieve universal JS file loading, dependency, caching, updating and reuse. 2, each project if the use of general-purpose JS, can (BI) to (XU) use JS service to load. 3, JS

1. Debug Mark Applicable preprocessing #define defines one or more debug tags, which are managed using #ifdef and #endif in the code. When the program is finished debugging, you just need to use the #undef tag and the debugging code disappears.

Handling Exceptions in C + + can encounter a little implicit restriction at the language level, but in some cases you can bypass them. Learn a variety of ways to exploit exceptions, and you can produce more reliable applications. Keep Exception

Our C # Read and write configuration files are usually read and written to files with IO. I think using WINAPI's Kernel32.dll to read INI file is better and more convenient Read and write to INI file we can use the WritePrivateProfileString (write)

C # development Wpf/silverlight animation and games series Tutorials (Game Tutorial): (41) make exquisite mini map ① What will it take to endure the thoughts of the next few months? In addition to study or study. Feeling a turn, hehe. In this

C # development Wpf/silverlight animation and games series Tutorials (Game Course): (29) AI Tracker Through the continuous improvement of the previous 28 sections, the protagonist already has most of the functions of the MMORPG game, but other

Summary application performance is not just about speed. In a WEB server environment, superior performance also means ensuring that the maximum number of users can be serviced concurrently. This can be achieved by efficiently using multiprocessor

Absrtact: Constructors and destructors are two types of functions that seem to be simpler in a class, but there are always some unexpected running errors in the actual application process. This paper will introduce the principle of constructor

A. C # file operations provided by The difference between the file class and the FileInfo class. The main difference between the two is that file cannot be instantiated, only static methods are provided, and the latter can be instantiated, and the

Visual C + + support for common graphics formats such as JPEG is not always a flawed flaw, and delphi/c++ Builder is much stronger in this regard than ever before. Because JPEG is a graphic format that is often used in practical applications, if you

The author in the actual work often use Excel table to do the data report, most forms of data to read from the database, so I used C++builder to do a report program, convenient a lot, now share it to c++builder enthusiasts, even if the rich C + +

Absrtact: This paper briefly expounds the principle of sending e-mail, proposes a method based on C + + Builder and Access2000 database to carry out the mass mailing, and introduces the use of TIDSMTP components in C + + Builder in detail. and gives