Expert Contributors Articles

Kazim Raza

Updated on September 23, 2025

From AI-first app architecture and the end of super apps to rising development costs and regulatory fragmentation, these are the mobile app development trends and challenges shaping the industry.

Beth Mosier

Updated on September 23, 2025

AI is no longer relegated to digital environments. Here’s how businesses that operate in physical spaces can integrate AI without losing their customers’ trust.

Aphinya Dechalert

Updated on September 23, 2025

Here are 9 essential technical and soft skills every full-stack developer needs to build, deploy and maintain modern web applications effectively — and succeed in a full-stack development role.

Peter Grant

Updated on September 23, 2025

In Python, a datetime object (part of the datetime module) represents a specific date and time, combining both components into a single object for easy manipulation and formatting.

Vytenis Alaburda

Updated on September 22, 2025

React is a JavaScript library for building interactive user interfaces, while Next.js is a React framework that adds features like server-side rendering, routing and static site generation for optimized web development.

Somen Dawn

Updated on September 22, 2025

Telecom leaders expect fluency in next-gen tech. Here are five essential skills you need to land a role, drive transformation, and accelerate your career.

Antonello Zanini

Updated on September 22, 2025

ERR_OSSL_EVP_UNSUPPORTED is an OpenSSL error indicating that the requested operation or algorithm is not supported by the current version or configuration of OpenSSL. Here's how to get rid of the ERR_OSSL_EVP_UNSUPPORTED error in Node.js.

Suraj Gurav

Updated on September 22, 2025

A confusion matrix is a table used to evaluate the performance of a classification model by comparing the predicted labels with the actual labels, showing true positives, true negatives, false positives and false negatives.

Satyam Tripathi

Updated on September 22, 2025

KeyError in Python is an exception that occurs when you try to access a key that does not exist in a dictionary.

Katlyn Gallo

Updated on September 22, 2025

Discretionary access control (DAC) is a security model where the owner of a resource grants users permission to access that resource.