Problem: Given a collection. You want to create a new list based on all values in this collection. The code should run in a single line of code. How do you accomplish this? Do you need a lambda function? Example: Given an array a = [1, 2, 3, 4]. You need to create a second … Read more
A few years ago, the Google company officially renamed to Alphabet. Imagine you’re asked to rename all occurrences of the name “Google” with the occurrences of the name “Alphabet” in internal documents. Would you do it by hand? As a coder, you would automate it! Fortunately, Python’s str.replace() method comes to help to replace occurrences … Read more
McKinsey Authors: James Manyika | San FranciscoSusan Lund | WashingtonJacques Bughin | BrusselsKelsey Robinson | San FranciscoJan Mischke | ZurichDeepa Mahajan | San Francisco Anyone who has ever felt trapped in a cubicle, annoyed by a micromanaging boss, or fed up with office politics has probably dreamed of leaving it all behind and going it … Read more
The NumPy argpatition function performs an indirect partition along the given axis using the algorithm specified by the kind keyword. It returns an array of indices of the same shape as a that index data along the given axis in partitioned order. Arguments Type Description c array_like or poly1d object The input polynomials to be … Read more
The landscape of work undergoes a major disruption. More and more work is delivered online. And who are the biggest winners? The stakeholders of the top freelancing platforms: Upwork and Fiverr: Stockholder who own Upwork and Fiverr, Employees working for Upwork and Fiverr, Freelancers offering their services on Upwork and Fiverr, and Business owners who … Read more
This tutorial will teach you how to write one-line for loops in Python using the popular expert feature of list comprehension. After you’ve learned the basics of list comprehension, you’ll learn how to restrict list comprehensions so that you can write custom filters quickly and effectively. Are you ready? Let’s roll up your sleeves and … Read more
In this article, I’ll show you five free resources you can study to reach an intermediate Python level being an absolute beginner. Studying all the resources will take 20-40 hours. But after you’ve completed these steps, you’ll have created yourself a new high-income skill Python development. So, let’s get started! Step 1: Complete Python Crash … Read more
Summary: The most Pythonic way to define a function in a single line is to (1) create an anonymous lambda function and (2) assign the function object to a variable name. You can then call the function by name just like any other regularly-defined function. For example, the statement f = lambda x: x+1 creates … Read more
In this article, you’ll learn the basics of parsing an HTML document using Python and the LXML library. Introduction Data is the most important ingredient in programming. It comes in all shapes and forms. Sometimes it is placed inside documents such as CSV or JSON, but sometimes it is stored on the internet or in … Read more
Crafting beautiful Python one-liners is as much an art as it is a science. In this tutorial, you’ll learn how to compress an if statement without an else branch into a single line of Python code. Problem: What’s the one-liner equivalent of the simple if statement without an else branch? Here’s an example: You may … Read more
The numpy.polymulx function multiplies the polynomial c with a value x which is the independent variable. Arguments Type Description c array_like or poly1d object The input polynomials to be multiplied The following table shows the return value of the function: Type Description Return Value ndarray or poly1d object The polynomial resulting from the multiplication of … Read more
The numpy.polymul function finds the product (multiplication) of two polynomials a1 and a2. As an input, use either poly1d objects or one-dimensional sequences of polynomial coefficients. If you use the latter, arange this polynomial sequence naturally from highest to lowest degree. Arguments Type Description a1, a2 array_like or poly1d object The input polynomials to be … Read more