1,899 Topics
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 | Am trying to read a bmp that has 24 images in all and am trying to make it so I can read the single bmp file to show the correct image and having a real problem with it am using delphi xe2 I have googed it but not much on … |
 | I have been working on a program for recording voice conversations as a mini project. I have the recording working 100%, my problem is that I have no idea how to encode the wav file to a mp3 file. Here is my recording and saving code: procedure TForm1.Button1Click(Sender: TObject); begin …  |
 | I need to interface to a USB device from VB.net, where I both read and write to the device. Are there any programing differences between the different USB interfaces, i.e 1,2 and 3 that I should be aware ? Does it matter if say a USB 3 device is plugged …  |
| | Construct a large integer (32 – Bit) from two Byte Variables (8 – Bit) and one Word Type variable (16 – Bit). Store your result into EAX and print it. Like if byte1 = 21h, byte2 = 43h & word1 = 8765h Then your output may be 87654321h OR 43218765 … |
| | I have to write a quizz in pascal where the user have to write his own answer can u help me ? |
| | hello, i'm new in Delphi and i want to add a new record to a chiled Table(tbl2) but i have this Message 'valid date and time' what i wantto do is add to my project a 3 Buttom one is to add a record in chiled Table(tbl2) and the other … |
| | I have windows7 64bit I am trying to install borland delphi 6 my Problem is when I run the program , the next message appear:  and when I press (run program),the next message appear:  |
| | I have a 3 character fkLookup field sat_site in a table. I'm using TAdsTable table component. When I filter out records in my grid on a field sat_site, grid does not show any records. With ShowMessage() I check the value of field sat_site which shows blanks or boxes in the … |
| | I have 5 date fields in a table. I want to place CheckBoxes against each date field to allow user to check the appropriate date for the employee's weekly holiday. I do not have boolean fields in the table. How can I place CheckBox against each date cell in a … |
| | Greetings, I used to write software in the days of Pascal, and since then have moved into other IT areas. I am returning to the programming world but since I was last there, an explosion of languages, frameworks, methodologies, etc, have taken place. Could anyone point me in the best … |
| | Can anyone help me out with abit of code that will detect the location of any exe file on a hard drive / cd? am trying to build a simple exe launcher thanks. |
| | I'm having an issue using the ADO.Locate function (Using Delphi 7). I've got the following code: procedure TFrmMain.RzBtnProcessClick(Sender: TObject); var WB: IXLSWorkbook; WS: IXLSWorksheet; X: Integer; MillStyle: Integer; KnitNo: Integer; CustSKU: String; begin if RzBtnEditInputFile.Text = '' then Application.MessageBox('You Must Select An Input File!','Error',MB_OK) else if not FileExists(RzBtnEditInputFile.Text) then Application.MessageBox('Cannot … |
| | I need to o an assignment where i make two programs, one to write a list of players in a team and their scores, the other to read and search the .dat file for specific players. i have chosen to do this with an array but when i run my … |
 | I am attempting to write a Hangman game using OOP. I have it done using procedural programming. I am not looking to make it a two person game yet. What Objects and methods would you all use? I was thinking newWord = class(tObject) word : string, definition : string, typeOfSpeach … |
| | Ok here what am trying to do, when its scrolling left, I want to get the full length of the lblmarquee caption and then when it scrolls to the end of the last letter or caption it will then auto change to right scroll and then back to left so … |
| | Am trying to read a URL address something like http://www.myaddress.com/id=563?name=mark from the Embedded Web Browser then I want to be able to get the url parameters of a link with in my delphi application, so am able to do a messagve box like: ShowMessage(id); // this would show 563 ShowMessage(name); …  |
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| | Following code below should reconnect my audio server if it was found to be disconnected now all is good the timer event is called and the system message shows its reconnecting however it seams the connect procedure fails to be called as it dont reconnect. procedure TGizletView.AudioConTimerTimer(Sender: TObject); begin AudioConTimer.Enabled … |
| | I'm trying to make a program that solvas a linear system Ax =b with a n x n symmetric matriz and a n x 1 vector by gaussian elimination with partial pivotization. The program must search for the pivot element in each column. If the pivot isn't placed in the … |
| | Am having a awful time trying to get this to work I googled it and even asked few friends about it, but it seams it more difficult than I expected it to be. basicly what am trying to do is capture if or when a user clicks on a button … |
 | Hi, I'm doing some sort of programming with Delphi XE3. I build some sort of multidimensional array (say it 500x500). My question is, is it possible to delete a row (or some rows), or a column (or some columns) of those array so that I can achieve the smaller size … |
| | Im writing a program that keeps track of a bussiness/banks loans and also shows results of the payments recieved and payments not recieved. basicly it's just a program for loans. i need a name and logo for it, any ideas? |
| | I have a small issue with following code am inserting a new room into mysql using query and then I want it to auto join the room once its made but the problem is when room is in process of being made it will call the GoTo procedure and it … |
| | Hello guy, is here someone who can help me with programme about Gauss or Gauss Jordan elimination? I need it for calculating of system with linear equations. Thank you |
| | Hello, I have to make an MP3 player that can work on 3 different ways. - You click, it plays, you click again, it pauses - You hold down the mouse, it plays, you release the mouse, it pauses - A timer, you can set up a timer to pause … |
| | I am using delphi 2010 in WinXP. In C# and Java there are Normalizer function. It can transform letters with diacritics into ASCII (remove those accent marks). I do not know if there is Normalizer in delphi. What I am testing is below, but failed. I do not know how … |
| | Hi, I have developed a program in Delphy 2007, which shows .AVI files. Now I want to run MP4 files as well, but cannot achieve it. TMediaPlayer does not recognize the format by its extension. Is there an other player available or an upgrade for the one that came with …  |
| | I have a backup program that used to work reasonably well. It used copyfileex to copy files from one unix machine to another. Recently it has been maxing out at about 5Mb/s So I changed to SHFileOperation and found it averages about 80Mb/s This is using delphi 7 on windows … |
| | I am trying to migrate from Delphi XE to Delphi XE7, so I opened my Delphi XE - project, but it can not bi compiled, because Delphi XE7 does not recognize IBDatabase, IBCustomDataSet, IBQuery, IBStoredProc. How to solve this problem ? |
| | Has anyone used overbyte for streaming in their applications before am looking for a demo or a pre made source/advice so I can add it to my app. Cheers |
| | Does anyone have experience in translating finished desktop Delphi 7 applications in web applications |
 | heya anyone can help me with the pascal triangle program in c++?? |
| | Am currenrtly working on a voice chat system using lakeofsoft VCL package for audio processing but am wanting to expand my program to mobile phones soon but am unable to use lakeofsoft VCL package in delphi xe7 due to the age of it and no updates so am wondering what … |
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| | I'm studying for a test and appreciate your help. How to calculate the running time (T(n)) of the following segment (written in Pascal): k := 0; m := n; while m <= n do begin k := k + 1; m := k * k; end; for i := 1 … |
| | Gives me the error on the line :while costumepmt <> 7777 AND revname <> 'qqqq' do, I really don't know what to do, please help, thanks in advance! Program revelers_info; uses wincrt; var revnames, busybodies, summerbodies, readybodies, winnerbodies, goldenbodies :Array[1..7] of string; costumepmt, busybodiescost, summerbodiescost, readybodiescost, winnerbodiescost, goldenbodiescost:Array[1..7] of real; … |
| | I noticed this afew times and it only seams to do it on my own application and am wondering if anyone knows how to reslove this I have attached a image showing the theme problem for some reason my richedit scroll bar will go blocky and have spaces. any one … |
| | Hey all. I'm always frustrated that I cannot seem to find a reference that shows when a feature was *introduced* in Delphi. For example, to use ErrOutput, I have to manually create that value in D5. But what about D6? or D7? Does such a reference exist? |
| | Hi, I want to use Lazarus on my mac, and I went through the steps, installed the three packages at http://sourceforge.net/projects/lazarus/files/Lazarus%20Mac%20OS%20X%20i386/Lazarus%201.2.6/ . I also typed xcode-select --install into my terminal, which installed some necessary command line tools. The 'Configure Lazarus IDE' has recognised the compiler, FPC sources, and 'make', but … |
| | Hello everyone, I'm new here - just joined. I'm strugling with a bit of code. Im trying to check if a number is a prime number, but my program produces weird results. Herse the code: { Vefies if a value is prime. } function TMactacHash.IsPrime(value: integer): boolean; var i, overValue: … |
| | Hi, I am looking for ideas regarding an automated calculator (so to speak) that will be able to generate 10 RANDOM questions for a console application. The mathematic funtions needed are addition, subtraction and multiplication and the numbers involved (by random selection) must not exceed 12. Also, if possible, a … |
| | Am crating abit of code to save and add a menuitem to main menu but am having a small problem when reloading the saved lobby.dat file when its saved it should be save just click the lobby name is below **Support Group Lobby=56** but it keeps thinking the space is … |
| | Am using GetProgrammDir to get my application folder and it works but I need more control over it were I can select folders inside or outside of my program say there 2 folders Data and Items data will store exe and items will store information txt but the data will … |
| | Am looking for a little bit of help to convert the following Visual C++ code into a delphi if its possible #define MARGINX 24 // this much for "mon" #define MARGINY 24 // this much for "00" char *dayNames[7] = { "Su", "Mo", "Tu", "We", "Th", "Fr", "Sa" }; #define … |
| | Hi guys, I am trying to create a piece of software that can incorporate the attendance of a student and show it in a graph style layout on screen. I have a ''TDBgrid'' which i am using to represent the names from my database but i am unsure on how … |
| | Am currently using the following code to build my userlist but the down side to this is it will loop names over and over making duplicate names so am having to do extra code to stop same names showing up in list so am wondering if there a more professional … |
 | Hi guys, Stupid Question.... How can i group specific rows in a cxGrid (Express Quantum Grid 6)... this event will occur onClick... any ideas ??? Delphi 7.... |
| | Am looking for a way to download a image from a URL using twebbrower and to save it to a folder, it would access url and then have section for file name and folder name and then it would save the file as a jpg to the folder on drive. … |
| | Am trying to look the code below so it will loop the current items already in the list and display them all plus any new onces added but am having a bit of trouble doing this what am I missing or doing wrong? Gallery.Duplicates := dupIgnore; Gallery.Sorted := True; // … |
| | Am looking for a way to add a custom item image in icon view on a listview the icons I want to use is a single image bmp file with 4 icons on the image so I need a way to select each image on the file and a nice … |
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