When we talk about algorithms, we are interested in their performance. But instead of expressing an algorithm’s performance in seconds or minutes, we use the Big-O notation. Please Like and Subscribe for

Much like the "Hello World”, words “foo” and “bar” are used in computer programming examples. They are metasyntacic variables, or simply put, placeholders used for entities such as variables and

When you shut your computer off, or even disconnect it from power, it still knows the correct time next day. So how do computers keep track of time? Please Like and Subscribe for more weekly videos!

Linked list is simple and common data structure, which can be used to implement other data structures such as queue and stack. Let’s take a closer look at it. Please Like and Subscribe for more weekly

Array is fundamental data structure, used to implement more complex data structures like stacks or strings. Let’s take a closer look at it. Please Like and Subscribe for more weekly videos!

Binary tree is a special kind of tree where every node has two children at most. Let’s take a closer look at it. Please Like and Subscribe for more weekly videos!

Recursion is a fundamental technique of Computer Science, which can be applied to solve many types of problems. Recursion can be applied whenever a problem can be solved by dividing it into smaller problems,

JSON is a compact and readable text format for structuring data. Here’s how it works. Please Like and Subscribe for more weekly videos!

Tree is a very useful, non-linear data structure, which can be portrayed as an upside-down tree with its root at the top. Let’s take a closer look at it. Please Like and Subscribe for more weekly videos!

There are a dozen sorting algorithms, so which one is actually used when you call sort()? Every sorting algorithm has its shortcomings. Because of that, we don’t rely only on one of them but combine two

Queue data structure is like a queue in a real world. It's a linear collection of elements and is widely used in networking, for example, to handle client-server requests. Let’s take a look at it. Please

With billions of computers, smartphones and other devices out there, computer programming is very useful skill to learn. But what is the best age to start programming? Please Like and Subscribe for more

Stack is very important and common data structure. Akin to linked list or array, stack is linear data structure which contains a group of elements. Those elements are stacked on top of each other, like

Early programs were expressed step by step as a list of instructions. While this approach, called structural or procedural, was good enough to write simple applications, with growing complexity and size

GIF is popular image format, used for small animations and low-resolution movie clips. GIF is a lossless format for bitmap images, where every pixel of the image is represented by its color. Let’s take

CPU is brain of our computers. It has billions of transistors. But how are they made? Please Like and Subscribe for more weekly videos!

Artificial intelligence or AI is intelligence displayed by machines such as computers, in a way similar to us, humans. It’s able to observe its environment, learn and solve problems. Please Like and Subscribe

Algorithms have been a part of human technology for centuries. When you tie your shoe laces or cook a meal from a recipe, you’re following an algorithm. Let’s check the 7 computing algorithms that rule

How to choose a password which is strong and easy to remember? Let’s dive into it Generator: Please Like and Subscribe for more weekly videos!

What is Machine Learning? Traditional programming requires human to define set of instructions which requires a tons of code and leave a plenty of room for error. With machine learning, we just need data,