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CSRocks

@bardonadam

Youtube channel about Computer Science

123 followers 9 following 50 posts Reputation 56.61

CSRocks
@bardonadam Oct 30, 2017, 1:09 PM UTC

What is Big O Notation

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. https://youtu.be/biAB5iT3…

74 upvotes 2 replies $5.51
CSRocks
@bardonadam Oct 27, 2017, 11:56 AM UTC

What Is The Origin Of Foo And Bar

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 func…

51 upvotes 2 replies $2.43
CSRocks
@bardonadam Oct 26, 2017, 12:11 PM UTC

How Do Computers Keep Track Of Time?

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? https://youtu.be/1gyCZIBk_88 Please Like and Subsc…

21 upvotes 5 replies $4.40
CSRocks
@bardonadam Oct 19, 2017, 12:02 PM UTC

Linked List Explained In 2 Minutes

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. https://www.youtube.com/watch?v=mKOHEZ17…

45 upvotes 0 replies $4.43
CSRocks
@bardonadam Oct 18, 2017, 12:01 PM UTC

Array Explained In 1 Minute

Array is fundamental data structure, used to implement more complex data structures like stacks or strings. Let’s take a closer look at it. https://www.youtube.com/watch?v=6tjYC86iV5E Please Like and…

58 upvotes 0 replies $5.06
CSRocks
@bardonadam Oct 17, 2017, 1:03 PM UTC

How Binary Tree Works | Binary Tree Explained In Under 3 Minutes

Binary tree is a special kind of tree where every node has two children at most. Let’s take a closer look at it. https://www.youtube.com/watch?v=ykAbHA-bkKM Please Like and Subscribe for more weekly…

68 upvotes 1 replies $3.83
CSRocks
@bardonadam Oct 16, 2017, 2:30 PM UTC

What Is Recursion - Recursion Explained In 3 Minutes

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 p…

33 upvotes 2 replies $2.68
CSRocks
@bardonadam Oct 13, 2017, 1:47 PM UTC

What Is JSON | JSON Explained In 1 Minute

JSON is a compact and readable text format for structuring data. Here’s how it works. https://www.youtube.com/watch?v=7mj-p1Os6QA Please Like and Subscribe for more weekly videos!

1 upvotes 0 replies $0.00
CSRocks
@bardonadam Oct 12, 2017, 12:41 PM UTC

Tree Data Structure Explained In 2 Minutes

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. https://www.youtube.com/watch?v=lUo2tGLwD5o P…

55 upvotes 1 replies $5.56
CSRocks
@bardonadam Oct 11, 2017, 2:53 PM UTC

What Happens When You Call sort()? | Introsort Algorithm Explained

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…

13 upvotes 2 replies $6.88