This tutorial taken from my upcoming programming book “From One to Zero” (NoStarch, 2021) will show you how to write great comments. While most online tutorials focus on a bullet list of commenting tips, we dive deeper into the meat exploring the underlying reasons for the commonly recommended commenting principles. So, let’s get started! Code … Read more
What keeps you going day after day? Your motivation is the most important building block of your success. In the following, I’d like to give you some fact-based motivation why creating your coding business online can easily be the most rewarding decision in your life. Yet, motivation is not everything. If you want to make … Read more
Writing code in Python is not always an easy task. Often writing “perfect” code without any errors is nothing more than a coder’s daydream. Allow me to introduce you to a little function programmers use to debug their code called the breakpoint() function. Now there are several tools a programmer can use in their coding … Read more
This chapter from my upcoming book “The Art of Clean Code” (NoStarch 2022) teaches you a well-known but still undervalued idea. The idea is to build a minimum viable product (in short: MVP) to test and validate your hypotheses quickly without losing a lot of time in implementation. In particular, you’ll learn how to apply … Read more
Question: Is it possible to call a function inside a list comprehension statement? Background: List comprehension is a compact way of creating lists. The simple formula is [expression + context]. Expression: What to do with each list element? Context: What elements to select? The context consists of an arbitrary number of for and if statements. … Read more
Do you want to enrich your Python script with powerful text-generation capabilities? You’re in the right place! What does it do? I just discovered DeepAI’s API that automatically generates a body of text, given a sentence fragment or topic keyword. How can it be used? You can use this as a basis to generate text … Read more
Pandas is Excel on steroids—the powerful Python library allows you to analyze structured and tabular data with surprising efficiency and ease. Pandas is one of the reasons why master coders reach 100x the efficiency of average coders. In today’s article, you’ll learn how to work with missing data—in particular, how to handle NaN values in … Read more
Being a Python freelancer is a new way of living in the 21st century. It’s a path of personal growth, learning new skills, and earning money in the process. But in today’s digital economy, becoming a Python freelancer is – above everything else – a lifestyle choice. It can give you fulfillment, flexibility, and endless … Read more
Book: Leaving the Rat Race with Python Subtitle: How to Nurture, Grow, and Harness Your Work-From-Home Coding Business Online, and Live the Good Life Authors: Dr. Christian Mayer & Lukas Rieger Direct download link: https://drive.google.com/file/d/11cgTvjU8uVYQH0JxEwY-NcnFlJ1Xzw1r/view?usp=sharing File Format: PDF (100 pages) Description: This practical how-to book will help you nurture, grow, and harness your new online … Read more
The next disruption is about to happen in the freelancing space. Freelancing platforms such as Upwork and Fiverr grow double-digit per year. But what if you’re living in the US? Is freelancing still a great opportunity for you—given the worldwide competition? How much can you earn in the US? In this article, we’re going to … Read more
How many freelance developers are there in the US? There’s no official and precise answer. However, based on three credible sources—Upwork, Freelancer Union, McKinsey—I calculated an estimation stemming from each source. Here are our estimations for the number of freelancers based on three independent data sources: Upwork Data: 12,500,000 freelance developers in the IT sector. … Read more
As a freelance developer, many routes lead to success. But this doesn’t mean that you shouldn’t decide which route to take and stick to it! Quite contrarily, the worst is to be a jack-of-all-trades—a freelance developer who doesn’t have the guts to focus on one specialized skill set. Specialization is critical for your success as … Read more