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It is often necessary to convert an Excel worksheet into a CSV file. The Save As function can only be used to operate on one worksheet, And the whole worksheet is always saved, for files with multiple worksheets, especially many files that do not

# Region encrypts the specified string in MD5 Mode //************************************** *******************************//// Security. Encrypt () method//// The encrypt method encrypts a clean string into a hashed string////*********************

Just now I went online and found another beautiful article with all the images. That's great... What theoretical knowledge of COM must be mastered when using VC for COM programming? I have seen a lot of people learn about com. After reading a book,

Website speed is a major part of optimizing your websites for users and search engines. the faster your website loads, the less the users have to wait, which will reduce your site's bounce rate. if your website loads slower, most users will not wait,

The previous article is also the first question of Lao Zhao's interview questions. This article continues, hoping to find the key points of our study through these interview questions, instead of carrying these things, and hopes to systematically

With the rapid growth of the Internet, network servers, especially Web servers, need to provide a large number of concurrent access services as the number of visitors increases rapidly. For example, Sohu receives millions of access requests every

Recently, I have been playing Warcraft 3C and interested in the Warcraft 3 editor! It is found that the "trigger editing" is very interesting. You can use various triggers for map editing to implement many functions. Presumably, many of the RPG and

Enxin open source ERP: http://www.nseer.com/ Enxin open-source ERP software is designed for process control and integrates all resources based on different industry features such as production, distribution, and service-oriented enterprises,

Start a database on a node: SQL> startup;ORA-01506: Missing or illegal Database Name RAC ora-01506 missing or illegal Database Name Because pfile is started earlier and spfile is generated again, an error may occur when the file is

Copyright 2003 International Business Machines Corp. Eclipse corner article Draw a UML diagram using draw2d Summary The graphic editing framework (GEF) operates on draw2d. Draw2d is a plug-in that provides painting and layout

I have reviewed this question.Merge SortingAt the same time, we understand that merging and sorting in the arrayNumber of reverse ordersIt's also the first time I 've learned this application.Tree Array   Question: A very direct description of the

Trojan. DL. win32.autorun. yuz, Trojan. win32.inject. gh, Trojan. win32.agent. zsq, etc. EndurerOriginal2007-10-231Version Pe_xscan 07-08-30 by Purple endurer2007-10-22 13:13:44Windows XP Service Pack 2 (5.1.2600)Administrator user

Http://www-128.ibm.com/developerworks/cn/xml/x-jaxpval.html JAXP VerificationUse the new features of JAXP 1.3 to verify XML Level: IntermediateBrett McLaughlin

NTFS file system structure analysis In the NTFS file system, file access is distributed by cluster. A cluster must be an integer multiple of the physical sector, and is always the integer to the power of 2. The NTFS file system does not care about

Without secure server applications, secure client applications are not required. With OpenSSL, we can create secure server applications. This is not the case even though the document makes it look complicated. In this article, we will learn how to

TCP: resolver is generally used in combination with TCP: resolver: Query. You can use the word "query" to obtain the corresponding information of the socket, generally, we care about the address and port of socket. through TCP: resolver, it is easy

Many people may ask questions about AMD dual-core CPU patching. Here we will provide you with all the patches and setup tutorials. Thank you, author sunny615. Users who need dual-core patching: as long as they meet the following requirements,

Based on the huge network structure, the use of cluster servers brings a lot of traffic and other load problems. In contrast, Server Load balancer technology has also emerged. Every technology requires Product Support. Now let's get to know one of F5

I wrote an article on csdn for the first time.   Because you need to createExtract ppt textProject, first contact with office development.   The following is the source code:    Using system; using system. collections. generic; using system. LINQ;

1. First talk about the difference between pl/SQL and SQL * plus. For example, it is easy to understand: Pl/SQL-> C ++ LanguageSQL * plus-> Microsoft Visual C ++ 6.0 Compiler Pl/SQL is the language of oracle extended SQL. It includes standard SQL,