Learn how to implement a classic substitution cipher in C! This step-by-step tutorial walks you through encoding and decoding ...

Introduction to ciphers and substitution. Alice and Bob and Carl and Julius: terminology and Caesar Cipher ; The key to the matter: generalizing the Caesar Cipher ; Multiplicative ciphers ; Affine ...

Since 2013, there have been metaphorically for programmers to build annual rankings of the world’s most popular programming languages. The rankings have traditionally relied on public signals such as ...

The network will celebrate the beloved late filmmaker's work with a special four-film tribute on January 28. Reiner and his wife, photographer and producer Michele Singer Reiner, passed away on ...

The mystery serial killer would claim the lives of at least five victims and was in the midst of his protracted cat-and-mouse game with police and the media. He had at that stage attacked two young ...

Newer languages might soak up all the glory, but these die-hard languages have their place. Here are eight languages developers still use daily, and what they’re good for. The computer revolution has ...

In April 2023, Samsung discovered its engineers had leaked sensitive information to ChatGPT. But that was accidental. Now imagine if those code repositories had contained deliberately planted ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

TIOBE Index for January 2026: Top 10 Most Popular Programming Languages Your email has been sent January’s TIOBE Index begins the year with familiar names still setting the pace, but the underlying ...

On February 2nd, 2025, computer scientist and OpenAI co-founder Andrej Karpathy made a flippant tweet that launched a new phrase into the internet’s collective consciousness. He posted that he’d ...

The CBD creams we’ve found to be most effective for pain relief tend to contain other ingredients that create a cooling sensation. It’s hard to say which ingredient is offering the bulk of the pain ...