read and edit pdf files

reading data for Office and PDF documents is a common feature in a normal application, especially in many Web applications. So today we'll take a quick look at Java's reading of Word, Excel, and PDF files. This blog only explains simple applications. If you want to get a deeper understanding of the principle. Readers should study some of the relevant source code.

1. IntroductionJacob is the abbreviation for Java-com Bridge, which builds a bridge between Java and Microsoft's COM components. Using Jacob's own DLL dynamic link library, and through the way of JNI implementation of the Java platform on the COM program calls. As for what is COM component, let's own Google.2. Installation and ConfigurationJacob is an open source software, its official site is: http://danadler.com/jacob/You can download the source code research, you can also directly download th

Now that you won't have to download PowerPoint and TIFF files from your Gmail account, you'll see them directly in Gmail, so for now, Gmail has supported PDFs, Word, Excel, View of PowerPoint and TIFF files. The next time you receive a PowerPoint or TIFF file, just click it to view the PowerPoint and TIFF files in the same way as you would view the

4:After adding the control, double-click the Button to add the following namespace to the Conversion. apxs. cs file. using System;using System.Web;using System.Data.SqlClient;using System.Data;using System.IO; Then write code in button#click to convert the file into a binary stream. click the Button to save the file to the database. The Code is as follows: Protected void button#click (object sender, EventArgs e) {if (! FileUpload1.HasFile) {Response. write ("file not selected"); return;} else {

quickly, it would be an HTML derivative that would be unrecognizable when printed. If the design looks a little more beautiful, it will become very slow. This is because I chose to use Rich Text format as my preference, and then use the file system object to complete the template-based RTF file, and finally added my information. This disk read and write process can take a long time. Remember: We're not here to discuss list data or an Excel spreadshee

); datatable dt = Ds. tables [0]; foreach (datacolumn Col in DT. columns) {colindex ++; excel. cells [1, colindex] = Col. columnname;} foreach (datarow row in DT. Rows) {rowindex ++; colindex = 0; foreach (datacolumn Col in DT. columns) {colindex ++; excel. cells [rowindex, colindex] = row [col. columnname]. tostring () ;}} excel. visible = false; excel. activeworkbook. saveas (strexcelfilename + ". xls ", Microsoft. office. interOP. excel. xlfileformat. xlexcel9795, null, null, false, false, Mi

, and then use the File System Object to complete the template-based RTF file, and finally add my information. The read/write process of this disk takes a long time. Remember: we are not discussing list data or an Excel worksheet here. We want the program to process it with our own logo. Finally, I chose adobe? -- Translator ). I hate its browser, so I hope I won't be entangled with it, but its format looks good and the file is not big. Most users ins

This article is a python tool that crawls Reader magazines and uses reportlab to generate pdf files after learning beautifulsoup. I will also share it with you, for more information, see. After learning beautifulsoup, I made a web crawler, crawled Reader magazines, and produced them as pdf using reportlab .. Crawler. py The code is as follows: #! /Usr/bin/env

complete the template-based RTF file, and finally added my information. This disk read and write process can take a long time. Remember: We're not here to discuss list data or an Excel spreadsheet. We want the program to be processed with our own logo. Finally, I chose Adobe (much like a slogan?). --translator). I hate its browser, so I hope I don't get entangled with it, but it looks pretty good in format and it's not a big file. Most users install

Recently, I developed a project to generate PDF files from HTML code. Therefore, I searched the internet for several days, rejected the solutions one by one, and finally found a free solution. Jiangsq12345 original MIBA. For more information, see http://blog.csdn.net/jiangsq12345/article/details/7615974,4. Thank you!Preparations Install office2007 or later Install the 2007 Microsoft Office Add-on: Micros

Author: hackers' base Dzl Oicq: 59887868Thank you for providing this method.Due to the work relationship, classical and spicy M ° often requires us to convert some encrypted pdf files into text formats. It is garbled, and even someWe need to use a tool to scan the image into the image format, and then use a conversion tool to scan the image into text. We get the question "about

importjava.io.fileinputstream;importorg.apache.pdfbox.cos.cosdocument;import org.apache.pdfbox.pdfparser.pdfparser;importorg.apache.pdfbox.pdmodel.pddocument;import Org.apache.pdfbox.util.pdftextstripper;publicclassread{publicstringreadfdf (stringfile) {StringdocText= ";try{ fileinputstreamfis=newfileinputstream (file);cosdocument Cosdoc=null;pdfparserparser=newpdfparser (FIS); parser.parse (); cosdoc=parser.getdocument (); Pdftextstripperstripper=newpdftextstripper ();doctext= Stripper.gettext

PHP implements the method of reading PDF files online, This example describes how PHP can read PDF files online. Share it with you for your reference. The specific implementation method is as follows: For better user experience, we recommend that you use the FlexPaper onlin

1. Download the Pdfobject.js file2.12 3"divpdfcontent"style="height:860px; margin-top:5px; z-index:-9999 ;">4class="Pdfobject"Src=''Type="application/pdf"style="Overflow:auto; width:100%; height:100% ;">53.1 protected string getimagesrc () 2 {3 string"showimage.aspx?id=" + Imageid.tostring (); 4 return SSRC; 5 }4.1 //Read the file2byte[] content = File.readallbyte