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  • Dataset to excel

    - by Ruben Monteiro
    Hi. I'm developing an application that as to export a dataset to excel, this dataset have 3 tables and the relation between them, I would like to export this to a single excel sheet where for each parent table there is a '+' sign that when expanded shows the child values related to it. To export a single table to excel I know how to do it, but to create this type of relation I have no idea how to do it, do I have to create a macro on the excel file?

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  • generate excel in java

    - by chetan
    I want to generate excel with enabling auto-filter option.For that I have create one template excel file by enabling auto-filter option but when I write something into that template excel file auto-filter option disabled again. Is there any solution to create excel file by enabling auto-filter option.

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  • Using excel as UI without VB

    - by 01
    I think every business person would like to have excel UI, however they are forced into using web applications that sometimes look like really bad excel. Are there any frameworks that help build excel ui without VB? I dont mean framework like POI or JExcel that allows you to generate excel reports.

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  • How to read Excel file using vb.net

    - by Mark
    How to read excel file using vb.net.. I have a code to read the excel file but suddenly it crashes the output when I deleted some rows in excel file.. The deleted rows was also outputted in my coded program. Can anyone help me on how to read excel file and ignore those deleted rows to avoid unexpected null output..

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  • How to read excel file in vb.net 2003

    - by Mark
    Can anyone help me on how can I read the excel file using vb.net 2003? The first thing to do is to browse the excel file in my vb.net program then read the content of excel file and display the value of excel content in listview.

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  • Excel to TextBox

    - by sukumar
    How to copy Excel data into a Textbox using C#? Excel.Worksheet wrksheet = (Excel.Worksheet)userControl11.oWB.ActiveSheet; Excel.Range range = wrksheet.UsedRange; wrksheet.Copy(this, Missing.Value); IDataObject data = Clipboard.GetDataObject(); textBox1.Text = data.GetData(DataFormats.Text).ToString(); With this above code i'm unable to achieve what i expected. Pls help me...

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  • Launch Excel from C# and close it on "Save"

    - by MadSeb
    I want to do the following with C# and Microsoft Excel: 1 - The user chooses a file. 2 - Micorosft Excel is shown to edit that file. 3 - As soon as the user clicks Excel's "Save" button Microsoft Excel should close.The user shouldn't have to click on exit. Any idea on #3 ? Regards, Sebastian

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  • Using SQL to join spreadsheets in excel

    - by toms
    Based on the explenation here: How do I join two worksheets in Excel as I would in SQL? I tried to join to excel sheets from different files into the same sheet. However, I keep getting this error message when I try to refresh the table: [MICROSOFT][OBDC Excel Driver] Too few parameters. Expected 5. The SQL queries i've put in so far were: SELECT `Sheet1$`.ID, `Sheet1$`.Name, `Sheet1$`.`L Name` FROM `C:\Users\Tom\Book1.xlsx`.`Sheet1$` a LEFT JOIN `C:\Users\Tom\Book2.xlsx`.`Sheet1$` b ON a.col2= b.col2 and SELECT `Sheet1$`.ID, `Sheet1$`.Name, `Sheet1$`.`L Name` FROM `C:\Users\Tom\Book1.xlsx`.`Sheet1$` a LEFT JOIN `C:\Users\Tom\Book2.xlsx`.`Sheet1$` b ON a.`ID`= b.`ID` and SELECT * FROM `C:\Users\Tom\Book1.xlsx`.`Sheet1$` a LEFT JOIN `C:\Users\Tom\Book2.xlsx`.`Sheet1$` b ON a.`ID`= b.`ID` and a few combinations and alterations. I can't seem to find the solution. I've learned that it definitely doesn't like the SELECT *. But I can't fix it. Can anyone suggest any solution?

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  • Two large, linked Excel files take 30 minutes to save, except in VMWare environment

    - by Gerald L
    I support some tax consultants who love to use Excel when they should probably be using Access. Anyway, they have created two Excel files, A and B. File B has cells linked to file A. File A is 27 MB and file B is 16 MB. One worksheet has roughly 1 million rows and there is another worksheet doing a whole bunch of SUMIF on the 1 million rows. Not the best idea, but whatever. Both Excel files open and recalculate within a reasonable amount of time (1-2 minutes). For a files that large, this is acceptable. Here is the problem: Once you change a cell, and save the file B, it takes a solid 30 minutes to save the file, and the processors are going full speed. I've tried this on 6 different machines, all running Windows XP SP3 with Office 2007 SP2 and all patches. The specs vary from one machine with 512 MB or RAM to a machine with 4 GB of RAM and quad processors. Same result every time. Here is the clincher: If I do this same save operation on a VMWare virtual machine, the file gets saved in 1 minute. I've tried this with my ESX servers at the office, my Mac Fusion at home, and VMWare workstation at the office. It does not matter how much RAM the virtual machine has... it saves in about 1 minute every time. Does anybody have any idea why this is happening and how to fix?

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  • How to open semicolon delimited CSV-files in US-version of Excel

    - by Holgerwa
    When I double-click on a .csv file, it is opened in Excel. The csv-files have columns delimited with semicolons (not commas, but also a valid format). Using a German Windows/Excel setup, the opened file is displayed correctly, the columns are separated where the semicolons existed in the csv-file. But when I do the same on an (US-) English Windows/Excel setup, only one column is imported, showing the whole data including the semicolons in the first column. (I don't have an English setup available for tests, users have reported the behavior) I tried to change the list separator value in Windows regional settings, but that didn't change anything. What can I do to be able to double-click-open those CSV-files on an English setup? EDIT: It seems to be the best solution not to rely on CSV-files in this case. I was hoping that there is some formatting for CSV-files that makes it possible to use them internationally. The best solution seems that I'll switch to creating XLS-files. Thanks to all for your suggestions and helpful tips!

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  • Excel data representation: show me all people who did not pass the exam

    - by dreftymac
    Background I have an excel spreadsheet with the results of a pass/no-pass exam. Students are allowed to take the exam as often as they want until they either pass, or give up trying. student ;; result ;; date [email protected] ;; no-pass ;; 2000-06-07 [email protected] ;; pass ;; 2000-06-07 [email protected] ;; pass ;; 2000-06-07 [email protected] ;; no-pass ;; 2000-06-07 [email protected] ;; pass ;; 2000-06-07 [email protected] ;; pass ;; 2000-06-08 [email protected] ;; no-pass ;; 2000-06-08 Question Using a pivot-table or something else, how can I get excel to show me a clean report or representation of this data on another sheet that answers the question: Who are all the people who took the exam, but never got a passing grade? In the above example it would just show me [email protected] ;; no-pass ;; with all the dates that delta took the exam. I know excel is not a database nor a reporting tool per-se, but it would be great if I could get it to do this.

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  • Formula-based Excel page headers

    - by Jake Krohn
    I'm using the "Rows to repeat at top" function in Excel's "Page Setup" dialog to ensure that a multi-row header block appears on every printed page of my worksheet. However, I'd like to be able to change certain bits of the header based on the content of the current page. I would simply like to display the value of one cell in the first row that is printed on the page. If this is my header: Section: xx And the data looks like this (columns are Section and Name): 1 Foo 1 Bar 2 Baz I want the "xx" in the header to be "1". If, further down on the next page, the value in the Section column is "3", I want that printed in the header of the next page. I originally thought that using the "OFFSET" function might help, e.g. ="Section: "&OFFSET(A2, 1, 0) But it only shows the offset from the original placement of the header, thus only working on page 1. The end document is a PDF, so right now I'm able to go back in with the "TouchUp Text Tool" in Acrobat and add the numbers page by page. But it gets to be a tedious process with 70+ page reports. Anyone have any better ideas that don't require me mucking up the original Excel document with inserted headers every N lines? This is Excel 2008 for Mac, if it makes a difference.

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  • Advanced cell selection in Excel

    - by Supuhstar
    I am new to this flavor of StackExchange, so if this belongs elsewhere, please move it; I figured this would be the best place, though. I am making an Excel Worksheet that simply stores basic financial data in 5 columns (Check Number, Date of Transaction, Description, Profit from Transaction, and Balance After Transaction) and indefinite rows. Each worksheet represents one month, and each Workbook represents a year. As I make or receive a payment, I store it as a new row, which, inherently, makes the number of rows per month indefinite. Each transaction's Balance cell is the sum of the Balance cell of the row above it and the Profit cell of its row. I want each month to start off with a special row (first one after column headers) that displays a summary of the last month's transactions. For instance, the Balance After Transaction cell would display the last row's balance, and the Profit from Transaction cell would display the overall profits of the month) I know that if I knew every month had exactly 100 expenses, I could achieve this for March with the following formulas for profit and balance, respectively: =February!E2 - February!E102 =February!E102 However, I do NOT know how many rows will be in each month's table, and I'd like to automate this as much as possible (for instance, if I find a missed or duplicated expense in January, I don't want to have to update all the formulas that point to the ending January balance). How can I have Excel automatically use the last entered value in a column, in any given Excel spreadsheet, in a formula?

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  • C#: Excel 2007 Addin, How to Hook Windows Activate and Deactivate Events

    - by user127490
    I am writing an Excel 2007 Addin. using VS2008 and .net 3.5, C#. I catched Microsoft.Office.Interop.Excel.Application's WindowActivate and WindowDeActivate events. It was surprised to know that WindowActivate and Deactivate only triggers when i switch between two Excel Windows. if i switch to notepad, i expect Deactivate to be triggered, but its not happening. same way from notepad if i switch to excel window, i expect Activate to be triggered but its not happening. It looks like the behaviour indicates windows are MDI-Child windows. Now what i want to do is get HWnd of Excel's Mainwindow and hook Window Activate and Deactivates using dllimport features. Can anyone guide to me on this. Regards

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  • Creating Excel Files with # in Column Name

    - by Superdumbell
    I'm having problem creating Excel files using Jet. When I create a table and give it a Column name as CreateTable [Sheet1] ([ColumnName#] String) It replaces the header column with ColumnName. Is there a way I can make excel give the column headers a name with out any conflict in what characters I can have in it? Are there any escape characters that I can use in the column names? Is there a cheap(~$50)/free .NET library that would give me better control over the Excel file that would allow me to create both XLS and XLSX files with out having excel installed? Basically what I'm trying to accomplish is having a DataTable get dumped into an Excel File and have the Column names appear just as they do in the in the DateTable.

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  • Best practice to use MS Excel as a database

    - by Ying
    In office, it is popular to use MS Excel to store data. In most cases, the data is structured, which means it is suitable for a database. I know peole prefer MS Excel for it is easy to change the data structure and data value. So I have an idea to use MS Excel as a database IF people follow a general rule to store data. In other words, by a best practice to use MS Excel as a database. I have thought to use MS Access to store data, but it is expensive and not popular as MS Excel. I don't mind to buy such a solution, especially when it is for .Net platform. Any ideas or suggestions are welcome.

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  • Converting excel files to python to frequency

    - by Jacob
    Essentially I've got an excel files with voltage in the first column, and time in the second. I want to find the period of the voltages, as it returns a graph of voltage in y axis and time in x axis with a periodicity, looking similar to a sine function. To find the frequency I have uploaded my excel file to python as I think this will make it easier- there may be something I've missed that will simplify this. So far in python I have: import xlrd import numpy as N import numpy.fft as F import matplotlib.pyplot as P wb = xlrd.open_workbook('temp7.xls') #LOADING EXCEL FILE wb.sheet_names() sh = wb.sheet_by_index(0) first_column = sh.col_values(1) #VALUES FROM EXCEL second_column = sh.col_values(2) #VALUES FROM EXCEL Now how do I find the frequency from this? Huge thanks to anyone who can help! Jacob

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  • Excel 2003 VSTO convert to PDF

    - by KClough
    I have an excel workbook vsto solution that needs to generate a pdf copy of one of its sheets as output. I have a license for abcdpdf .net and tried outputting to html, then using abcpdf to convert the html to pdf, but the excel html markup tries to emulate excel with all 4 worksheets with horrible markup. It also messes up the colors (silver background across entire workbook). Any suggestions? Here is the code I'm currently using to generate the html file: FileInfo excelDoc = new FileInfo(Globals.ThisWorkbook.Path + @"\Document.html"); Globals.Sheet2.SaveAs(excelDoc.FullName, Excel.XlFileFormat.xlHtml, missing, missing, false, false, Excel.XlSaveAsAccessMode.xlNoChange, missing, missing, missing); If I hack away some of the html header tags manually, I can get abcdpf to accept it, but the formatting is a bit off and this solution seems sub optimal. Thanks in advance.

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  • connection string reading data from excel in asp.net

    - by Greg
    Hello, I am trying to read data from excel file in asp.net. I have added the connection string to webConfig file: <add name="xls" connectionString="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=HPM_DB.xls;Extended Properties=Excel 8.0"/> But it shows me an errormessage when I run this query: string query = "Select * from [IO_Definition$]"; IO_Definition is the name of the spreadsheet in my excel file. I also added the excel file to the App_Data folder of the website. The error is: The Microsoft Jet database engine could not find the object 'IO_Definition$'. Make sure the object exists and that you spell its name and the path name correctly. The thing is, when I write the absolute path of the excel file in the connectionString it does work. Is there anyway I can make it work without writing the absolute path? Thanks, Greg

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  • EOF of excel in vb6

    - by Mark
    how do i write the code in vb6 in finding the EOF of excel file can anyone help me? i try to code this and it works.. --- Dim excelApp as Excel.Application Dim excelWB as Excel.Workbook Set excelApp = New Excel.Application Set excelWB = excelApp.Workbooks.Open("D:\Book1.xls") Dim xlsRow as Long Dim EOF as Boolean xlsRow = 1 Do While (EOF = False) If (excelWB.Sheets("Sheet1").Cells(xlsRow, 1).Value = "") Then EOF = True Else xlsRow = xlsRow + 1 End If Loop <--- this code is working, but the only problem is only the column 1 will be checked and the others is not. Can anyone help me on how to improve this code to check all rows and column of excel cells.

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  • Reading an Excel file in PHP

    - by Dinah
    I'm trying to read an Excel file (Office 2003). There is an Excel file that needs to be uploaded and its contents parsed. Via Google, I can only find answers to these related (and insufficient topics): generating Excel files, reading Excel XML files, reading Excel CSV files, or incomplete abandoned projects. I own Office 2003 so if I need any files from there, they are available. It's installed on my box but isn't and can't be installed on my shared host. Edit: so far all answers point to PHP-ExcelReader and/or this additional article about how to use it.

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