Delphi Exception Handling: try..except, try..finally and raise Explained Simply
Delphi exception handling explained: try..except vs try..finally, catching specific exceptions, raise and re-raise, custom exceptions, FireDAC errors.
Learn Delphi Series
The Learn Delphi series, in order: from your first Delphi app to showing and importing SQL Server data.
Classes and Objects in Delphi: OOP for Beginners
OOP in Delphi for beginners: classes, objects, properties, constructors, try..finally with Free, inheritance, virtual methods and TObjectList.
Parameterised Queries in Delphi (FireDAC and ADO) Explained Simply
Use parameters in Delphi SQL queries with FireDAC and ADO: ParamByName, data types, NULLs, dates, LIKE, INSERT, and how they stop SQL injection.
Delphi Procedures, Functions and Units Explained Simply
Split Delphi code into procedures, functions and units: value, const, var and out parameters, default parameters, overloads and the unit structure.
How to Connect Delphi to SQL Server with FireDAC (Step by Step)
Connect Delphi to SQL Server with FireDAC: TFDConnection settings, Windows vs SQL login, connecting in code, the ADO alternative and common errors.
Delphi Basics: Variables, Data Types, If, Case and Loops Explained Simply
Learn Object Pascal basics in Delphi: variables, constants, data types, strings, if/else, case and for, while and repeat loops, with runnable examples.
What Is Delphi? Install Delphi Community Edition and Build Your First App
A beginner’s guide to Delphi: what it is, what it’s used for, how to install the free Community Edition, and how to build your first Windows app step by step.