ChrisProblem Formulation Given a list in Python. How to check if the list has an even number of elements? Examples: [] –> True [1] –> False [1, 2] –> True [1, 2, 3] –> False Related Article: How to check if a list has an odd number of elements? Method 1: len() and Modulo The … Read more
Problem Formulation Given a list in Python. How to check if the list has an odd number of elements? Examples: [] –> False [1] –> True [1, 2] –> False [1, 2, 3] –> True Related Article: How to check if a list has an even number of elements? Method 1: len() and Modulo The … Read more
Before we learn about the money, let’s get this question out of the way: what is game development? What Is Game Development? Let’s answer the question that may be obvious to you first: what is game development in the first place? I tried to come up with an efficient 1-paragraph answer that improves on multiple … Read more
This article presents an algorithmic problem with practical value for stock market analysis. For instance, suppose you are trading the cryptocurrency Ethereum. How much profit in dollars can you make by buying low and selling high based on historical data? Maximum Profit Basic Algorithm The max profit algorithm calculates the maximum profit you’d obtain by … Read more
Before I show you the top 20 skills of a DevOps engineer, let’s quickly have a look at three concise definitions of DevOps first! DevOps is short for software development (Dev) and IT operations (Ops). Definition from Atlassian: DevOps is a set of practices that automates the processes between software development and IT teams, in order that they … Read more
Before we learn about the money, let’s get this question out of the way: What Does a Data Scientist Do? Data scientists use data to find quantifiable answers to questions that often need to be found as well! For example, they not only find the answer to the question “How can company ABC make more … Read more
Problem: How to convert one or more tuples to a csv file? Example: Given is a tuple or list of tuples—for example, salary data of employees in a given company: Your goal is to write the content of the list of tuples into a comma-separated-values (CSV) file format. Your out file should look like this: … Read more
Before we learn about the money, let’s get this question out of the way: What Does a Product Manager Do? A product manager (PM) identifies customer needs and communicates “success metrics” with the internal team building the product. By understanding the customer needs and what a successful product looks like, the product manager is an … Read more
Before we learn about the money, let’s get this question out of the way: What Is a Full-Stack Web Developer? A full-stack web developer works both with back-end and front-end web technologies. Full-stack developers have skills in all those fields so they often take crucial roles in overseeing the technical implementation of large web projects. … Read more
Problem: How to convert a list of lists to a csv file? Example: Given is a list of list—for example salary data of employees in a given company: Your goal is to write the content of the list of lists into a comma-separated-values (CSV) file format. Your out file should look like this: # file.csv … Read more
Problem Formulation Given a Python list of integer or float numbers. How to calculate the median of a Python list? Formally, the median is “the value separating the higher half from the lower half of a data sample” (wiki). Note that the median is different to the mean or average as can be seen in … Read more
In this guide, I’ve compiled the top 7 freelancing niches I found highly profitable based on my experience working as a business owner and freelancer myself, hiring hundreds of freelance developers for my company, and teaching thousands of freelancing students through our books and courses. Each niche is presented with a video where I show … Read more