When I googled “Fibonacci Python” today, I found a lot of algorithms (most of them easy to understand). But I wondered — is there a Python one-liner to find Fibonacci numbers in the most concise way? As it turns out, there is! Read on to learn how to write the Fibonacci algorithm in one line … Read more
Summary: To write a nested for loop in a single line of Python code, use the one-liner code [print(x, y) for x in iter1 for y in iter2] that iterates over all values x in the first iterable and all values y in the second iterable. Problem: How to write a nested for loop as … Read more
Problem: You use Python in a terminal and you want to replace a string ‘example’ in a text file file.txt: Your goal is to accomplish the following text: In particular, you want to open the file, replace the text, and rewrite the result into the file—all in a single line of Python code! Can a … Read more
Create more Fiverr gigs and wait. Apply for Upwork gigs proactively. Contact business owners via email and offer your valuable services AFTER providing them some value. Use content marketing to build a community and sell your services to them. Create your scalable advertising funnel (e.g., Facebook Ads, Google Ads, Pinterest Ads). To create your thriving … Read more
Summary: To match a pattern in a given text using only a single line of Python code, use the one-liner import re; print(re.findall(pattern, text)) that imports the regular expression library re and prints the result of the findall() function to the shell. Problem: Given a string and a regular expression pattern. Match the string for … Read more
Two ways of writing a recursive one-liner: (1) write the function with return statement in a single line such as in def f(x): return f(x+1), or (2) assign a lambda function to a variable name and use the variable name in the return expression of the lambda function such as in f = lambda x: … Read more
Python comes with several built-in data types. These are the foundational building blocks of the whole language. They have been optimised and perfected over many years. In this comprehensive tutorial, we will explore one of the most important: the dictionary (or dict for short). For your convenience, I’ve created a comprehensive 8000-word eBook which you … Read more
I’m a developer who is blind. I’ve been blind since very shortly after birth. I’ve never gone through losing my sight. I wanted to see if my perspective lined up with that of others who are blind, but have lost their sight later on in life. Here is what I found out: I reached out … Read more
Life is unpredictable. Sometimes good things happen out of the blue like you find $100 on the floor. And sometimes bad things happen, like your flight being canceled because of bad weather. Most programming languages have a module to deal with randomness. Python is no exception coming with the module named random and in this … Read more
Summary: Python Infinity is an undefined value (negative or positive) such that positive infinity is greater than while negative infinity is lesser than any other value in a given code. The numerous ways of using Python infinity are: Using float(‘Inf’) and float(‘-Inf’) Using the math module. Using the decimal module. Using the “Numpy” library. Using … Read more
In today’s corporate world, diversity can give you that crucial edge you need to overtake the competition. The more backgrounds, beliefs, and cultures represented in your team, the more ideas and points of view it will benefit from. Diversity can be the key that unlocks the next big idea. But don’t take my word for … Read more
Default arguments allow you to define a function with optional arguments in Python. When calling the function, you can set the arguments—but you don’t have to. You set the default argument using the equal symbol = after the argument name and append the default value after that. Default arguments are a great Pythonic way to … Read more