I would like to format specific cells to force two decimal places. The data is coming from an ElevateDB stored procedure and hooked into a TDataSource. EDIT: SQL Programming Note: I wasn't ...

My question is pretty simple. I have a TList (called queue) containing objects of class CNotif and want to use the method is_alive on those objects. The problem is, when I use queue.Items[0].is_al...

We have a project full of custom components that today is working in Lazarus and Delphi. I'm thinking in code interfaces on it, but I am not much familiar with them. What I would like to know is: ...

I have a standard TStringGrid on a form. I have one Fixed Row in the grid that contains a number of columns, which are all TGridColumns objects. I have set the column titles using the object inspec...

I am really new to Lazarus/FreePascal and I have no prior Delphi experience. I want to be able to get OS version information and user account type on both WIndows and Linux. I saw that there is a W...

Further to this question and this one that I asked more recently but without the correct specifics...and lastly this one that I asked at the Free Pascal forum specifically.... Can anyone provide m...

I asked on the Lazarus programming forum how to open a physical disk. I want to allow the user to select physical disks from their system when they click a "Select Disk" button. There are some exam...

I've created a shared library for contour detection that is loaded from a Delphi/Lazarus application. The main app, passes a pointer to a bitmap to be processed by a function inside the library. H...

How can I perform the equivalent of shellexecute() in Lazarus for a Mac?

I want to learn to develop applications in Lazarus, but I need resources, preferably books, to Lazarus. Keep in mind that I know 0 of Pascal. Thanks.

Would it be too much of an effort to have FPC compile to the Arduino platform? I would really like to use Lazarus to do some "sketches".

I am trying to compile a 64bit dll for use with a 64bit C# application. I have a simple class and a simple app to try and test it and it falls over no matter what I try and do. Here is the code: D...

How to convert a WideString (or other long string) to byte array in UTF-8?

I downloaded Lazarus, but have worked with Embarcadero Delphi IDE too. I have a question about building cross-platform Delphi applications. How can I build them under win32 environment? I read the...

I'm building a String called FullMemo, that would be displayed at a TMemoBox, but the problem is that I'm trying to make newlines like this: FullMemo := txtFistMemo.Text + '\n' + txtDetails.Text ...

I want to know how I can develop GUI applications(32 Bits) without using Delphi language(Object Pascsl), only by using FPC with Lazarus installed(Pascal). Thanks.

Just a quick question for those of you that know. Is it possible to have both Delphi (ver 7) and Lazarus installed at the same time. I want to make sure the Lazarus install will not interfere with ...

Using either Delphi 2007+ or Lazarus(Win64) I'm looking for a way to determine if a dll is compiled as x64 or x86?

I'm soon to launch a beta app and this have the option to create custom integration scripts on Python. The app will target Mac OS X and Windows, and my problem is with Windows where Python normall...

I am using a DBGrid component in Delphi. I wonder how I can set the format of a column. I have real values that I want to be displayed as currency in the grid. Someone knows how?