About Derek Banas

Once a day I post a link to an original video & tutorial on communication, web development, dieting, marketing, hypnosis, etc. For Free!

I used to work for Apple and Morgan Stanley. My ultimate goal is to help unemployed people easily add to their skill set so they can get a job for free.

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Here are my most recent posts

Arduino Programming

In this tutorial I’ll cover the core C language used to program Arduinos. We’ll look at ports, the serial monitor, looping, data types, conditionals, setup, loop, static, functions, arrays, strings, numerous math functions, bit manipulation, random, structs, styling text, pointers and much...

Qt Tutorial 5 : Paint App

In this video I finish the Qt Paint app I started in this video. So many topics are covered. We make menu bars, numerous dialog boxes, interact in numerous ways, allow for drawing, changing colors, changing line widths, printing, saving and opening new files. I hope this makes the original Qt example make...

Qt Tutorial 4 : Paint App

I received a bunch of questions about the Qt Paint App Example, so I decided to do a tutorial in which I explain every line of code. This paint app allows for opening, saving and printing images. You can also draw on the screen using different colors and pen widths. The are a bunch of dialogs covered as well...

Qt Tutorial 3

In this part of my Qt Video Tutorial I’ll cover how to make numerous charts. We’ll make two types of Bar Charts along with Pie and Line. I’ll also cover numerous attributes associated with Qt charts. All of the code follows the video below. I did my best to structure it as a transcript as...

Learning Japanese

In this tutorial series I’ll show all the free tools I used while learning Japanese over the last 2 months. I’ll cover how I learned Hiragana, Katakana, and over 2,100 Kanji. I show how to use an awesome app named Anki for learning everything. Then I’ll cover the tools I’m using to...

How I Learn Everything

The question I get more then any other is “How do you learn everything?” In this video I cover the main tool I use being Anki. I provide numerous examples on how you can use Anki to learn an endless variety of subjects. I then cover tricks to make learning complex topics easier and more. If you...

Qt Tutorial 2 : C++ Calculator

The most requested next C++ app you guys asked for was a calculator, so here it is. We’ll make a C++ GUI Calculator app in one video. Along the way we’ll learn a lot! We’ll cover a topic which confuses many people which is how to setup event handling with Signals and Slots. We’ll also...

Qt Tutorial : C++ Notepad App

I thought it would be fun to make a real app in this Qt Tutorial, so I made a working Notepad app. We’ll install Qt for Windows and MacOS. Then we’ll cover Qt Basics, Dialogs, Widgets, Drag and Drop Interfaces, Creating / Opening / Saving Files, Menus, Toolbars, Icons, Printing, and much more. Qt...

C++ Tutorial 21

In this part of my C++ tutorial I finish covering C++ with Regular Expressions. If you missed the 1st part watch it first. This time I’ll cover Back References, Substitutions, Look Ahead, Or Conditionals and 3 problems for you to solve. All of the heavily commented code follows the video below. Use it...

C++ Tutorial 20

In this part of my C++ tutorial I continue showing tons of examples about regular expressions. If you missed the 1st part watch it first. This time I’ll show more ways to match what you are trying to grab. We’ll also talk about Greedy vs. Lazy matching, Boundaries, and grabbing multiple...

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