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The or operator is one of the three existing logical operators in Python (and, or, not), which perform a logical evaluation of the passed operands. In simple terms, when two operands are passed, it will decide whether the final value of the created logical expression is True or False. The...
Dimitrije Stamenic
This guide is an introduction to Spearman's rank correlation coefficient, its mathematical calculation, and its computation via Python's pandas library. We'll construct various examples to gain a basic understanding of this coefficient and demonstrate how to visualize the correlation matrix via heatmaps. What Is the Spearman Rank Correlation Coefficient? Spearman...
Mehreen Saeed
Groups of data in different forms are one of the fundemental data structures in most programming languages. In many cases, groups of data expressed through different data types are referred to as Collections. In this guide - we'll take a look at Collections in JavaScript and when to use which...
Lazar Ristic
A DataFrame is a data structure that represents a special kind of two-dimensional array, built on top of multiple Series objects. These are the central data structures of Pandas - an extremely popular and powerful data analysis framework for Python. Advice: If you're not already familiar with DataFrames and how...
In this guide, we'll take a look at how to find the maximum element of a few common data structures in Python, such as a list, dictionary, and tuple. The max() method, built into the Python namespace works wonders here for built-in types. How to Get the Max Element of...
Using a terminal can be a bit of an intimidating experience in the beginning - but after you get used to it, it can boost your productivity in ways you couldn't imagine and can become quite a pleasurable experience. That's probably the most addicting part of using terminal daily. You...
Resources on the Web are located under some kind of web-address (even if they're not accessible), oftentimes referred to as a URL (Uniform Resource Locator). These resources are, most of the time, manipulated by an end-user (retrieved, updated, deleted, etc.) using the HTTP protocol through respective HTTP Methods. In this...
In this guide, we'll take a look at how to harness the power of iterators using Python's itertools module. The itertools module provides us with an interface for creating fast and memory-efficient iterators. These iterators can be infinite, combinatoric, or terminating. Iterator vs Iterable An Iterator is an intelligent pointer...
Ognjen Jankovic
The forEach() method is part of the Stream interface and is used to execute a specified operation, defined by a Consumer. The Consumer interface represents any operation that takes an argument as input, and has no output. This sort of behavior is acceptable because the forEach() method is used to...
Vladimir Batoćanin
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