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Using The Python decimal Class for Accurate Calculations

Python decimal class

This guide will introduce you to the Python decimal library and class – Python tools which allow you to accurately work with decimal numbers without the rounding and accuracy issues which frequently arise when working with floating point numbers. Computers Can’t Perform Accurate Arithmetic With Decimal Numbers Decimal numbers are commonly stored as floating point number values. Computers are not particularly good at performing arithmetic with this type of numbers accurately. We break down why this is in our Ultimate Beginners Guide to Floating Point Math/Arithmetic Precision Problems. … Read more

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The Python ‘os’ Library – What it is and How it’s Used

Python os Library

This article will give a short overview of the Python os (Operating System) module – and show some examples of how it is used. What is the Python ‘os’ Library/Module? The Python os library contains helpful tools and functions for interacting with the underlying Operating System being used to execute the running Python code. It can be used to query information about the system environment – including operating system, disk space, memory information, and which path Python is being executed from. The information available will differ depending on which operating system Python is … Read more

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PHP vs Python: Which Should You Learn In 2022? What’s the Difference?

PHP vs Python

This article will explain what the PHP and Python programming languages are, where they’re best used, and which one is most useful in 2022. What is PHP? PHP: Hypertext Preprocessor. PHP a recursive initialism that contains its own name, just to make things confusing for you: P PHP H Hypertext P Preprocessor PHP is a processing language – it can search, calculate, and do things based on logical conditions. PHP usually outputs the information it has processed via HTTP – as a web page, or as formatted data to be … Read more

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What is the best Operating System/OS to Use for Python Development?

Which Operating System is Best for Python

This website is called LinuxScrew.com so I’ll get the obvious out of the way: the best OS for Python development is Linux. Here’s why. Why Linux is the Best OS to Develop Python Apps? …because Linux is the preferred OS of many, many other developers. That may seem like a silly statement – however – consider that the developer writing the tutorial you are going to use to learn to write Python code will be using Linux, you want to be able to enter the same commands and use … Read more

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Java vs Python – What are They and Which Should I Learn/Use in 2022?

Java vs Python

Java and Python are versatile programming languages used for thousands of projects – so, which one should you learn for your projects? Below, I’ll look at what Python and Java are, what they’re best at, and who’s using them – so that you can decide for yourself. What is Python? Python is a general-purpose programming language that can be used for everything from scripting to building full-blown web and desktop applications. It’s designed to be easy to read, easy to learn, and easy to write. It’s been … Read more

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JavaScript vs Python – Which Should I Learn in 2022?

JavaScript Vs Python

If you’re looking to learn how to program, Python and JavaScript are obvious choices – but which one would be most useful to you? Python and JavaScript are probably the most popular programming languages at the moment, and both have a lot of tutorials to follow. If you don’t have a specific task or problem you wish to solve, it can be difficult to decide which programming language to learn. While the fundamentals are the same regardless of language, the applications are different. Fortunately, JavaScript … Read more

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Ruby vs Python – Which Programming Language to Learn in 2022?

Ruby vs Python

Learning to program but aren’t sure which language to choose? Python and Ruby are popular choices. This article will provide info to help you decide. What is Python? Python is a general-purpose programming language that can be used for everything from scripting to building full-blown web and desktop applications. It’s designed to be easy to read, easy to learn, and easy to write. It’s been in development since 1991, the current version being Python 3, which is under active development. Python bills itself as ‘batteries included’ – many libraries … Read more

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How to Update/Upgrade Python in Linux [Ubuntu/RedHat]

Update/Upgrade Python in Linux

This article will show you how to update Python to the latest version on your Linux Operating system. Python is updated yearly with new features and big upgrades – these are called major updates. In addition to this, monthly updates are released which fix small issues and improve security – these are called minor updates. Major updates change how Python works a bit and may break compatibility with some code as features are added or removed, whereas minor updates are solely there to fix problems without altering any functionality. Updating From Python 2 … Read more

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XOR (Exclusive Or) in Python

Python XOR Exclusive Or

This article explains XOR (Exclusive Or) – what it is, why it’s used, and how to implement it in the Python programming language. What is XOR / Exclusive OR XOR – Exclusive Or – is a logical operation commonly used in computer programming. Logically, an XOR condition is true only if the supplied arguments differ. XOR compares two inputs and outputs, true or false, only if they are different. Those inputs are usually true/false boolean values or the result of a logical operation that returns a boolean value. For example, XOR on two values – 1 and 1 is false – they do not differ. XOR on two values … Read more

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Python: View Documentation With the help() Function

Python help() Function

This short article will show you how to use the Python help() function to view the documentation (Docstring) for a Python module, class, or function. Documenting Your Python Code with Docstrings You can document your Python code with a special string called a docstring. We’ve got a whole article on that here. The short version of it is this: put a triple quoted string immediately after declaring a function, class, or module in Python: “”” Just like this “”” …and you can later read from it using the help() … Read more