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What is Stratified Random Sampling? Definition and Python Example

When we wish to conduct an experiment on a population – for example, the entire population of a country – it is not always practical or realistic to include every subject (citizen) in the experiment. Instead, we rely on a sample, which is a subset of the population, and

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How to Add ESLint to an Angular Application

In this article, we'll build a web application using the latest version of Angular [https://bit.ly/3txmRHn]. Then we'll add ESLint [https://bit.ly/3AjHBpY] which analyzes the JavaScript code statically to find any problems. Prerequisites Before you start, you need to install and configure the tools below (if you don't already have them

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4 Short Lessons After Writing on the Internet for 900 Days (Read This When You Feel Like Giving Up)

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SQL DATE – Function, Query, Timestamp Example Format

Dates are an integral part of any programming language, and SQL is no exception. When you insert data into your SQL database, you can add a date and query the database based on that date. In this article, you’ll learn about DATE functions in SQL and how to query a

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How to Provision a Home Lab with Oracle Cloud and Ansible

Imagine for a moment that you been working hard to setup a website, protected with SSL, and then your hardware fails. This means that unless you have a perfect backup of your machine, you will need to install all the software and configuration files by hand. What if it's not

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The 17 Most Common Ways People Made Their First $20 Online

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Mindset Shifts to Take Care of your Mental Health as a Solopreneur

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Steal My Blueprint to Land $2,000/Month of Freelance Work in 7 Days

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How to Build a Modern Documentation Site with VitePress

Documentation is a crucial aspect of software development. But developers often neglect it because it can be a hassle to maintain. This is why it's important to use tools that help simplify this process. In this tutorial, you'll learn how to build a complete docs site quickly by utilizing

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AWS Identity and Access Management (IAM) – Explained With an Analogy

AWS IAM (Identity and Access Management) gives you control over who can access your AWS services and resources based on some predefined permissions. The two keywords here are “who” and “permissions”. “Who” refers to a specific identity, which can be a user, group or role. “permissions” refer to the

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You Shouldn’t Have To Work 10+ Hours A Day. But You Will.

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Are You Prepared for the Real Costs of Being a Startup Founder?

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Busy Creators: Here’s Why You Can’t Escape the Content Creation Treadmill

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I Am Working On a New Digital Product. Here’s What It Will Be

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Easily Create a WordPress Blog or Website

WordPress is one of the most popular–and easiest–ways to create a website or blog. People can make all kinds of websites with WordPress. Some popular types include business websites, eCommerce sites, portfolios, and blogs. We just published a course on the freeCodeCamp.org YouTube channel that will teach you how to

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Fake Eli Lilly Account May Now Cost Twitter Millions

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Data Analyst VS Data Scientist – What's the Difference?

Data analyst and data scientist are two career paths in big data. And while they do have similarities, each requires different skills. The basic difference between the two is that a data scientist works to capture data while a data analyst tries to gain insights from that data. This article

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Python String Contains – Python 3 Substring Tutorial

In this article, you will learn how to check if a string contains a substring in Python. Checking if a string contains a substring comes in handy when you have received user input and want your program to behave a certain way – or even when you want to replace

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How to Crack Passwords using John The Ripper – Pentesting Tutorial

If you are a pen-tester, cracking passwords is something you will be doing on a daily basis. This can include login passwords, file passwords, and almost anything that is protected using a password. John the Ripper (JtR) is a popular password-cracking tool. John supports many encryption technologies for Windows and

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Your Writing Isn’t the Problem — Your Strategy Is

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How to Create a Path-Finding Algorithm Visualizer with React

Path-finding algorithms are algorithms used to find optimal path between two locations. These algorithms are widely used in map applications like Google Maps, for example. In this tutorial we will be building a path finding algorithm visualizer with React. It will support Breadth-First Search (BFS), Depth-First Search (DFS), adding walls,

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