Is There a Python Certification?

Demand for great Python developers soars. Companies seek knowledgeable Python coders—and pay good money for them. If you’d become a great Python developer, you could easily earn six figures nowadays. Yet, companies need proof of your skills before hiring you. And if you are working as a freelance developer in the Python space, you’ll also … Read more

What Are Low-Cost Business Ideas For Less Than $1000 That Can Be Started and Operated by a Teenager?

There are plenty of low-cost business opportunities out there. Here are three examples: Freelancing: Starting as a freelancer at Upwork, Fiverr, or There are plenty of ways how you can start trading your hours against money. But you have to work for money and high pay usually comes with higher business and technical skills. … Read more

How to Convert a String to a Boolean in Python?

You can convert a string value s to a Boolean value using the Python function bool(s). Here are a few examples: As you can see, any string will be converted to the Boolean value True–with one exception: the empty string ”. This is contra-intuitive for many people because they think that the string ‘False’ should … Read more

A Simple Introduction to Boolean Logic Operators in Python

Boolean logic is a fundamental skill for any programmer. You need to have a solid understanding to be able to grasp the meaning of code quickly—and write your own bug-free code. Oftentimes, you’ll find that the source of bugs in your code is because of flaws in your logic. So improving your ability to reason … Read more

What Does it Take to Be a Freelancer?

Becoming a freelancer is one of the most interesting opportunities these days. It allows you to earn money from the comfort of your own home. For example, average Python freelancers regularly earn between $50 and $61 per hour on freelancer platforms such as Upwork. Surprisingly, many people fear to take the first steps. They are … Read more

A Mathematical Edge in Every Transaction…

If you want to be more successful, you need to think in probabilities. I just watched the 2000 Berkshire Hathaway Annual Shareholder Meeting because I was interested in how Warren Buffet commented in the burst of the Internet Bubble. Warren Buffet argues that he doesn’t care if some things don’t turn out the best way. … Read more

A Business as an Economic Castle

I just watched the 2000 Berkshire Hathaway Annual Shareholder Meeting because I was interested in how Warren Buffet commented on the burst of the Internet Bubble. Warren Buffet thinks of each business as an economic castle. As a business man, he wants to create businesses with a large “moat” — the protection against “enemies”. If … Read more

How to Convert PDF to ePub 3? [SIMPLE TUTORIAL]

When publishing my Python textbook for the first time, figuring out how to convert a simple PDF file to epub3 cost me hours. Especially if you’ve got a lot of graphics (or code) in your PDF, it’s not so simple. Fortunately, I ran into the great program PDF Mate (which is free in the basic … Read more