web based excel spreadsheet

Java Web uses POI to Operate Excel and javawebpoiexcel1. Add POI for the project POI Official Website Click it and download it (the above is the compiled class, and the following is the source code) Decompress the folder, copy the following three files to the WebComtent> WEB-INF> lib folder Copy the three files to the lib folder of Tomcat. Otherwise, Tomcat w

Preface:With the widespread use of BS architecture, the corresponding data storage technology should also be improved, corresponding to the Web page, that is, the HTML file we generally recognize, A file composed of a combination of labeled keywords and data. To export Web page data, separate the data and format and save the data in another format.Body:The Analysis of HTTP Response and other file header inf

Objective: With the extensive use of the BS architecture, the relative data preservation technology should be improved, corresponding to the Web page, that is, we usually recognize the HTML file, by the Marked keyword and the data mix composed of files. Web page data export simply by separating the data from the format, while preserving the data in a different format. Body: Analysis of HTTP response, such a

AbstractAbstract: web printing is used to develop B/S structure applications.ProgramIs a complex, widely used, and very practical technology. This article mainly discusses several methods for implementing web printing in ASP. NET 2.0, and describes the implementation and features of each method. Key words: ASP. NET 2.0; B/S mode; Web Printing Graph classifica

chart|js|web| Statistics | Graph JSP (Java Server Pages) [1] is a new technology launched by Sun Microsystems in June 1999 and is based on Javaservlet and the entire Java system Web development Technology, This technology can be used to build advanced, secure and Cross-platform Dynamic Web sites. JSP is very similar to

In the previous article about the latest Mvc4+easyui-based Web development framework articles, although the Web development Framework related technical articles will be written along with the technology, but this series of articles, to do a summary here, to show the overall Mvc4+easyui-based interface effect, Let every

If you are using Secure Sockets Layer (SSL) Over HTTP to encrypt user data and want to program your web application, you will find that this technology is not widely known. In this topic this month, I will demonstrate how to create an SSL test server, write test automation code, and verify it through a simple and representative web application.The Microsoft. NET environment provides powerful testing tools t

=conn.execute ("Select Maxid=max (ID) from UploadFile") sql= "SELECT * from UploadFile where id=" rs1 ("M Axid ") Set Rs=conn.execute (SQL) Response.BinaryWrite rs (" Content ") Rs.close Rs1.close Conn.close Response.End %> where the WEB server sends content-type= "Application/msword" to the client that the client considers to be a Word document. The server then reads the contents of the file from the database (for simplicity, assuming the las

Http://www.cnblogs.com/wuhuacong/p/3871991.htmlMvc4+easyui-based Web development Framework Experience Summary (8)--Implement a preview of Office documentsIn the blog Park many articles, there have been some introduction to the Office Document Preview view operations, some through to PDF to view, some by converting it to flash to view, but the process is the curve of the salvation, really simple and convenie

, we use the Csvtojson module in Nodejs, which is very easy to use. If you want to parse a spreadsheet-type file, you can also use the xlsx module in Nodejs. Call the method in the Csvtojson module, the uploaded file Req.file.path to parse (Req.file.path, is through the Multer uploaded file path, can directly access to the uploaded file). In addition, we want to display the data for the specified attribute (that is, the specific column in the CSV file