Solution:
List Comprehensions: Magic Loops
Hey there! Today, we’re going to learn about something super cool in Python called “List Comprehensions.” Imagine you’re a magician and you can create lists in a magical and easy way. That’s what list comprehensions are like! What Are Lists? First, let’s talk about lists. A list is like a special box where you can store many things. Imagine you have a box where you can put your toys, books, and candies. In Python, a list is a special box where you can store numbers, words, or even other lists. Here’s how you make a list in Python: This list Read More
Finding the percentage
Solution:
Mocking and dependency injection for testing
What is Mocking? Imagine you have a robot, Robo-Buddy, that helps you test your inventions. Sometimes, you want Robo-Buddy to pretend to be something else so you can see how your invention behaves in different situations without using the real things. That’s what mocking is in testing! Why Do We Use Mocking? In testing, we often need to check how parts of our program work together. But some parts, like a database or a web server, might be slow or not always available. Mocking lets us create fake versions (like Robo-Buddy pretending) of these things so our tests run fast Read More
Nested Lists
Solution:
Test-driven development (TDD) approach
What is Test-Driven Development (TDD)? Test-Driven Development (TDD) is a software development approach where you write tests for your code before you write the code itself. This might sound a bit backward at first, but let me explain why it can be a really smart way to write software! Why Use TDD? Imagine you’re building a LEGO model. Before you start putting the pieces together, you look at the instruction manual (tests) to see how the final model should look and work. Then, you start building each small part (writing code) to make sure it fits perfectly into the whole Read More
Find the Runner-Up Score!
Solution:
Unit testing classes and methods
What is Unit Testing? Imagine you have a magic wand (computer program) that can do amazing tricks (perform tasks). You want to make sure this wand works perfectly before showing it off. So, you test it! Unit testing is like testing each part of the wand to ensure it works just right. In programming, it means testing small parts of your code, like functions or classes, to check if they work as expected. Why Unit Test? Unit testing helps us catch mistakes early. It’s like making sure every piece of a puzzle fits perfectly before completing the whole picture. It Read More
List Comprehensions
Solution:
Documentation and code organization
Hey there! Imagine you’re building a super cool Lego castle. To make sure others can build it too, you need clear instructions. In the world of programming, these instructions are called documentation. Good documentation helps others (and your future self) understand what your code does and how to use it. Code organization is like arranging your Lego pieces neatly, so you can find the right ones easily when building. In Python, organizing code properly makes it easier to read, understand, and maintain. Let’s dive into both of these important concepts with some fun examples! Documentation Documentation is like the user’s Read More