Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with pseudo-inverse training implemented using JavaScript. Compared to other training techniques, such as ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...

I'm a software developer and writer, passionate about learning and sharing knowledge and one way I do that is through writing. I'm a software developer and writer, passionate about learning and ...

Have you ever thought of the humble SUM function as a secret weapon for advanced analytics? Most Excel users see it as a basic tool for adding numbers, but what if I told you it could do so much more?

This blog post is about comparing the running times of the most commonly used ways to loop through an array in JavaScript in order to see which one is the most efficient. Here is the code used for an ...

A new JavaScript obfuscation method utilizing invisible Unicode characters to represent binary values is being actively abused in phishing attacks targeting affiliates of an American political action ...

Chess, a zero-sum game, here seen played at a strategy session at Camp David in 1978 between the Israeli prime minister and the US National Security Advisor. The concept of zero-sum thinking ...

If you want to know how to sum cells with text and numbers in Excel, we’ve got you covered. Dealing with numbers in Excel is usually a breeze, but things can get tricky when these numbers are tucked ...

JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...

Wondering how to use VLOOKUP and SUM across multiple sheets in Excel? We’ve got you covered right here. VLOOKUP is a useful function in Excel that can help you in many ways, especially when dealing ...

We have created sample data containing sales of 6 different companies in four consecutive months (from January to April). The Total Sales sheet represents the total ...