Tag: Data Science Tutorial

Python Ternary: How to Use It and Why It’s Useful (with Examples)

What is a Python ternary operator, and when is it useful? This tutorial will walk you through everything you need to know. The Python ternary operator (or conditional operator), tests if a condition is true or false and, depending on the outcome, returns the corresponding value — all in just one line of code. In […]

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Python Dictionary Comprehension Tutorial (with 39 Code Examples)

You may have already mastered dictionaries in Python and learned a lot about list comprehension. Now it is time to combine these skills and learn something new: dictionary comprehension in Python. What Is Dictionary Comprehension in Python? Before that, though, let’s remind ourselves what is comprehension in Python. It simply means applying a specific kind […]

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How to Use a For-Loop in R (with 18 Code Examples)

A for-loop is one of the main control-flow constructs in the R programming language. So what does that mean, and how do you use it? In this tutorial, we will discuss what a for-loop in R is, what syntax it has, when it can be applied, how to use it on different data structures, how […]

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SQL Subqueries: A Beginner’s Guide (with Code Examples)

Every data scientist needs to know their way around a SQL database, including subqueries. Here’s an introduction. In this article, we’ll cover the basics of SQL subqueries, their syntax, how they can be useful, and when and how to use them when querying a database. This article assumes that you have some basic knowledge about […]

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How to Install PIP on Windows: A Simple Guide with Screenshots (2022)

In this tutorial, we will identify PIP for Python, when we use it, how to install it, how to check its version, how to configure it on Windows, and how to upgrade (or downgrade) it. What Is PIP for Python? PIP stands for "PIP Installs Packages", which is a recursive acronym (the one that refers […]

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Python if else Tutorial: Control the Flow of Your Code

Learn how to use if, else, and elif in this free Python tutorial. Learn to control your code while analyzing real-world data.

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