TheAsyncsample shows you how to use theIFDPhysCommandinterface to configure the differentasynchronous execution modes. To this end, the sample uses a group of four radio buttons. Each radio button sets theOptions.ResourceOptions.CmdExecModeproperty of theIFDPhysCommandinterf...
You can find Delphi code samples inGitHub Repositories. Search by name into the samples repositories according to your RAD Studio version. How to Use the Sample Navigate to the location given above and openIFDPhys_Pooling.dproj. Press F9 or chooseRun > Run. Interact with the sample: S...
"Object is currently in use elsewhere" error for picturebox "Parameter is not valid" - new Bitmap() "Recursive write lock acquisitions not allowed in this mode.? "Settings" in DLL project properties and app.config file "The function evaluation requires all threads to run" while accessing mus...
How to use SQL parameters with dotConnect for Oracle dotConnect for Oracle enhances SQL handling capabilities with usage of parameters in SQL queries. You can make execution of a query or stored procedure very flexible using several simple techniques. This article describes some basics you must be ...
dotConnect for Oracle allows you to use PL/SQL arrays known as PL/SQL Tables as parameters of anonymous PL/SQL blocks or as parameters of stored procedures. As general arrays, PL/SQL arrays can be used for common storing similar data types accessible by index. At our sample we will be ...
Learn how to use SQLite from a C# application; set up SQLite, create a database, install the .NET SQLite adapter, and access it in code.
Common dialog boxes are used in Delphi toopen and save a file in an application. If you want to use customized file managers and directory browsing dialogs, you have to deal with file system Delphi components. The Win 3.1 VCL palette group includes several components that allow you to build...
C# to C++ dll - how to pass strings as In/Out parameters to unmanaged functions that expect a string (LPSTR) as a function parameter. C++ int to string C++ - How to get desktop path for each user. C++ /CLI how to use close Button(X) from form!! C++ & cuda LNK2019: unresolved ...
Then add OpenPictureDialog (from Dialogs palette) to your form and use this code: procedure TForm1.cxImage1PropertiesCustomClick(Sender: TObject); begin if OpenPictureDialog1.Execute then begin // here you can save file name to your dataset like this // MyDataSet.FieldByName('...
To connect to a specific MySQL database and work with it, execute the USE database command and specify the name of the database you want to access: You can create a new table and then populate it with data using the CREATE TABLE and INSERT INTO commands: Finally, when all tasks you ...