unlock excel file

Public bool ExistsRegedit (){Bool ifused = false;RegistryKey rk = Registry. LocalMachine;RegistryKey akey = rk. OpenSubKey (@ "SOFTWARE \ Microsoft \ Office \ 11.0 \ Word \ InstallRoot \\");RegistryKey akeytwo = rk. OpenSubKey (@ "SOFTWARE \ Microsoft \ Office \ 12.0 \ Word \ InstallRoot \\");// Check whether Office2003 is installed on the local machineIf (akey! = Null){String file03 = akey. GetValue ("Path"). ToString ();If (File. Exists (file03 + "E

Using System. data; using System. data. oleDb; using System. IO; using System. text; using System. windows; namespace excel file merging tool {// Recently, I often use the vlookup () function of excel to find data. Some data is scattered in different tables, which is difficult to copy and paste, the tool is used to merge files in the same folder. Click to downloa

Recently, you need to open an Excel file template and then fill in the data. When I started to use oledb to connect to the Excel file, an error always occurred, "an updatable..." Http://expert.csdn.net/Expert/topic/2992/2992809.xml? Temp =. 4825403. If access is incorrect, most of the errors are caused by permissions,

The method is as follows:C # public virtual void SaveAs ( [OptionalAttribute] Object Filename, [OptionalAttribute] Object FileFormat, [OptionalAttribute] Object Password, [OptionalAttribute] Object WriteResPassword, [OptionalAttribute] Object ReadOnlyRecommended, [OptionalAttribute] Object CreateBackup, [OptionalAttribute] XlSaveAsAccessMode AccessMode, [OptionalAttribute] Object ConflictResolution, [OptionalAttribute] Object AddToMru, [OptionalAttribute] Object Tex

First, the method of exporting execl in asp.net: There are two ways to export execl in ASP.net, which is to store the exported files under a server folder, and then export the file addresses to the browser, and the file output stream directly to the browser. When response output, T-delimited data, when exporting execl, is equivalent to a column, \ n is equivalent to wrapping. 1, the entire HTML output EXE

Microsoft Office Excel cannot access the file "D: \ wwwroot \ kobelcosh \ webui \ exceltemplate \ quote5.xls ". Possible causes: 1. The file name or path does not exist.2 files are being used by other programs.3. The workbook you want to save has the same name as the one currently opened.Note: An unhandled exception occurs during the execution of the current Web

Reposted from: summary of the history of a difficult ASP. NET Excel file generation by Xuan soul's blog The last task of the statistics system is to export data to Excel. as it was the first time, I learned and made a great deal of effort. After that, I made a summary. The development environment is as follows: Operating System: Windows 7 Development Tool: vs201

Java converts an excel file into a PDF file Recently, when I was working on a project, I needed to convert the excel file into a PDF file. After I checked the information, I used only two methods: 1 POI + Itext 2 Jacob to call th

First, describeEither the upload file component in JSP or swing may upload an Excel file and read the records of the file by line, can provide the display of the data after reading the record, or construct the SQL statement for querying the data in the database.For example, we upload a list of users, including the user

Stringdatastring=Totaldata (SelectedIndex). Data listview1.clear () forj =0 toCollength-1ListView1.Columns.Add (datastring (0, J)) Next fori =1 toRowlength-1ListView1.Items.Add (datastring (i,0)) forj =1 to -Listview1.items (ListView1.Items.Count-1). SubItems.Add (Datastring (i, j))Next Next End Sub Appendix: Common Commands 1 Open Excel:dim Myexcel as New excel.application () 2 Adding a new workbook: MyExcel.Workbooks.add () 3 Set the second work

Python reads an excel file to generate an SQL file instance, SQL file generation using python to read excel files After learning python for so long, it was finally used at work. This is to read data from an excel

1. How to display Word and Excel on a Web pageA. You can use Aspose to convert Word and Excel to PDF and then open the PDF on a Web page, but the effect is not very good. For example, Excel multiple workbooks are not displayed in EXCE format, width size, bad control (?).B. You can use Aspose to convert a document to HTML, but converting to HTML results in additio

In the actual application, we will inevitably encounter parsing Excel file warehousing things, and sometimes for convenience, you need to convert Excel files to txt format files. The following code contains the XLS, xlsx two format of Excel file parsing, and write to a new T

I believe that excel files are not familiar to office workers. It must be processed more or less every day. files such as data are generally stored in Excel files. Of course, sometimes some factors need to be taken into account to convert an Excel file to a PDF format. How can we convert such a

excel|word| data often has to read the contents of the database and generate an Excel file or Word file. Let me talk about my approach and ideas. Please advise the Master One of the easiest ways to do this is to: Is the front Plus: Response.ContentType = "Application/msexcel" Then it will be opened with

different objects, from simple objects such as Rectangles and text boxes to complex objects such as pivot tables and charts. next, we will briefly introduce the most important and most commonly used four objects. (1) Application object. The application object is at the top level of the Excel object hierarchy, indicating the Excel running environment. (2) workbook object. The workbook object is directly in

boxes to complex objects such as pivot tables, graphs, and so on. Here's a brief description of the most important and the four most used objects. (1) Application object. The Application object is at the top level of the Excel object hierarchy, representing the environment in which Excel itself runs. (2) Workbook object. The workbook object is directly below the Application object, representing an

In a project, you need to import data from an Excel file and then datagridview it, and you need to save the data as an Excel file when you right-click DataGridView, and then write the two tool methods. This article provides two methods for translating between Excel and DataT

The Excel files in my colleagues' computers cannot be opened directly by double-clicking. You can only open the software and there is no table, however, you can find the specified file to open through "open" in the software. Solution: Open the Excel file, and select "Tools"> "options"> "general"> "Settings"> "ignore ot

Today we'll share an Excel template code tutorial to see How to open an Excel template file to fill the data saved as a file. The specific code is rendered as follows: String strFileName = environment.currentdirectory+@ "/template/template.tpl"; String strsavefilename = environment.currentdirectory+@ "/