How to Differentiate Beginner from Professional Coder?

Every Python programmer has its own skill level with respect to Knowledge of the programming language and syntax Ability to solve problems Speed of code understanding Knowledge of algorithms and code complexity Ability to select appropriate data structures. Although it is challenging to aggregate these skills into a single number that quantifies the degree of … Read more

Zip & Unzip: How Does It Work in Python?

The zip() function takes a number of iterables and aggregates them to a single one by combining the i-th values of each iterable into a tuple. For example, zip together lists [1, 2, 3] and [4, 5, 6] to [(1,4), (2,5), (3,6)]. You can unzip this list of tuples by calling zip(*list) using the unpacking … Read more

Recursion: A Helpful Guide in Python

Recursion is a powerful tool in your coding toolbox. Understanding it is a key skill on your path to mastery. This article gives you a thorough introduction to this important computer science concept. What is Recursion? What’s a Simple Example for Recursion? What’s Mutual Recursion? What is Recursion? Stephen Hawking used a concise explanation: “to … Read more

Python: “0.1 + 0.2 ≠ 0.3”. Me: “?”

Python Representation Error: This article explains why floating-point arithmetic can lead you astray in Python. Floating-point arithmetic cannot represent some numbers precisely. While many people think it’s a bug, it’s actually not. Have a look at the following code snippet: In the code snippet, you have assumed that the number 0.1 actually represents the decimal … Read more

How to Embed a Python Interpreter in Your Website?

Want to make your website more interactive? Embed a Python interpreter into your website! This does not only increase the interactivity and usability of your website — and create happy users for your web business. It also increases the average time spent on your website because people will try out things. So it’s actually a … Read more