App Mastery Guides

Critical PHP flaws are putting a huge share of the web at risk. Here's what PHP is, why it matters, and a step-by-step checklist to check your own site.

Kimi released K3.1 Pro, an open-weight model with a 1M-token context window. Here's what that means for everyday tasks and how to test it sensibly.

A CVE tracker shows daily vulnerability counts over 90 days. Learn how to read the chart and turn it into a simple, realistic patching routine for your devices.

A plain-English look at http2shell, a reported remote code execution threat touching Node, Python and other HTTP/2 stacks, and how to check your exposure.

Motorola is rolling Android 17 out to the Razr Ultra (2025), Edge 70 Fusion and more. Here's how to check your phone and what to do if the update is missing.

A Hacker News challenge dares people to exploit a PHP remote code execution bug. Here's what that means in plain English and a short checklist for your site.

Dan Luu argues AI coding agents changed which software projects are worth trying. Here's how to apply that thinking to your own annoying tools and workflows.

Ukraine relies on Starlink for battlefield communications. Here's what that reliance shows about satellite internet, and why Europe has no ready replacement...

Kimi released K3.1 Pro, an open-weight AI model with a 1M-token context window. Here's what that means in practice and how to test it on your own work.

A CVE tracker shows vulnerability activity over time. Learn how to read a 90-day daily view and turn spikes into a simple, realistic patching routine.

A remote code execution threat called http2shell is reportedly affecting Node, Python, and possibly more. Here's what it means and a simple way to check your...

Motorola's Android 17 rollout is reaching Razr Ultra (2025) and Edge 70 Fusion. Here's how to check your phone's update status and what to do if nothing shows.