This video talks about the basic Small Big Data handling techniques for money, compression, batching, and indexing. In particular, you will learn how to apply these methods to NumPy and Pandas. These key concepts can also be applied to some libraries and other data specifics ready to use in your own Python software.
Programming can be a tedious process and it can also be a demanding one. Aside…
John Elder of Codemy recently started a project where we will build an interactive text editor. The tutorial was divided into multiple parts where John will teach us how to build this simple Python GUI app from scratch. The previous videos taught us to build the widget and…
Why Would You Use Application.ComponentIndex From DelphiVCL?
April 19, 2022
The ComponentIndex property or DelphiVCL.Application.ComponentIndex from DelphiVCL is used to indicate the position of the component in its owner’s Components property array.
Use ComponentIndex when iterating through the Components list of the component’s…
Use the Dispatch method or DelphiVCL.Application.Dispatch from the DelphiVCL library to call message-handling methods for the object, based on the contents of the Message parameter.
Call Dispatch to automatically pass messages to the appropriate message handler.
Dispatch determines whether a message is in the list of message handlers declared for the object. If the object does not handle the…
Tkinter is a beginner-friendly GUI toolkit for Python and can be used to create cross platform apps. It features a widget system that allows you to easily add elements to your application using a simple line of commands. In this video, John Elder of Codemy will teach us how…
Understanding DelphiVCL __init__ For Windows App Development
April 14, 2022
Whenever object-oriented programming is done in Python, we mostly come across the __init__ method. This article explains the main concept of __init__ method in Python when used for Windows app development of graphical user interfaces (GUIs).
“__init__” is a…
How To Change Behavior Of Components For Windows Development
April 13, 2022
The ComponentStyle property or DelphiVCL.Application.ComponentStyle is used to govern the behavior of the component when you are carrying out Windows development.
ComponentStyle governs how the component interacts with the streaming system and the Object Inspector. ComponentStyle is a read-only property. Typically, the value of the various component style flags are part of a component…
The DoApplicationIdle method or DelphiVCL.Application.DoApplicationIdle is used to process messages in the Message queue for certain events as part of your Windows development.
The DoApplicationIdle method forces a call to the protected method TApplication.Idle. Idle…
Whether you are an aspiring programmer or someone who already has knowledge about using or developing Python programming language, PyCon is an annual event that you should definitely not miss. Despite the global pandemic at the time, PyCon 2020 was still a success. Speakers…
After the comprehensive CRM Database project, John Elder recently started a new one, a text editor using the Tkinter module in Python. Creating a text editor using the Tkinter is surprisingly easy and you can add a seemingly endless number of interactive functionalities to it. In his early videos, John taught us how to create a Text Editor and how to add common functionalities including the…
