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Information technology blog, page 7

Guides and explainers on web development, custom software, hosting, SEO, IT support, security, integrations, cloud, data and AI, each checked against the sources it lists.

Custom software19 min read

Augmented reality programming: how AR apps work and how to build one

How augmented reality programming works: tracking, anchors and rendering, the main SDKs (ARKit, ARCore, Unity, OpenXR, WebXR) and how AR apps are built.

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Data16 min read

Data compression algorithms explained: lossless, lossy and how to choose

Data compression algorithms remove redundancy to store data in fewer bits. How gzip, Brotli, Zstandard, LZ4 and lossy codecs work, and how to choose.

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AI & automation13 min read

AI-generated data for robotics: how synthetic data trains robots

AI-generated robot training data comes from simulators and generative models. How it is made, how teams measure the sim-to-real gap, and where it fails.

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IT support18 min read

How to clean computer hardware safely, inside and out

Clean a desktop or laptop without damaging it: power off, discharge static, use canned air and 70% isopropyl alcohol, and avoid the cleaners that harm it.

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AI & automation14 min read

The role of AI in drug discovery: each stage, and what it has proved so far

How AI speeds drug discovery, from targets and AlphaFold to toxicity and trials, and why no drug found mainly by AI was approved as of September 2026.

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Web development19 min read

Software tools for starting an online business: the stack, job by job

The software a new online business needs, job by job: website, payments, email, accounting, CRM, marketing, support, analytics, security and automation.

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IT support17 min read

How to optimize PC performance in Windows 11: settings, step by step

Optimize PC performance in Windows 11 step by step: power mode, startup and background apps, Storage Sense, visual effects, virtual memory and Game Mode.

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Security17 min read

How to set up a VPN: Windows 11, Mac, iPhone, Android and small business

Set up a VPN with a provider's app or the built-in client on Windows 11, Mac, iPhone and Android, on a home router, and for small business remote access.

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IT support16 min read

Why is my computer so slow? Nine common causes and how to confirm each

A slow computer is short of memory, disk speed, free space, cooling or processor time. Here are the nine usual causes and how to confirm each one.

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Security16 min read

How to use social media safely: a beginner's guide

Use social media safely: protect the sign-in with a passkey or two-step verification, set privacy on each platform, spot scams and recover a hacked account.

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