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Category: Blog

Prototype sugar-powered teabag-like implant successfully manages type 1 diabetes in mice

2023-03-302023-03-30 Danie
Diagram of a mouse illustrating how a diabetes implant system would work

The fuel cell itself, which resembles a teabag that’s slightly larger than a fingernail, is covered in a nonwoven fabric and coated with alginate, an algae-derived product used widely in biomedicine because of its high […]

Blog#type1diabetes, diabetes, health, technology

Visit to Spice Route Destination and De Villiers Chocolate outside Cape Town

2023-03-302023-03-30 Danie
4 slabs of hand crafted chocolate labelled Dark, Sea Salt with Caramel, and Coffee

Spice Route Destination is about 45 minutes drive, along the N1, from Cape Town. It is in Paarl South, situated right next door to the the Fairview Wine Estate (Goats, Cheese and Wine). It has […]

Blogbrewery, capetown, chocolate, places, southafrica

11 Best Open Source Note-Taking Apps for Linux (and many are Cross-Platform)

2023-03-292023-03-29 Danie
Joplin Note Taking App

I make daily use of a note-taking app to record what I learn when problem-solving, prepare for YouTube videos, and much more. I save everything in Markdown format so that it is future-proof and stays […]

Bloglinux, Logsec, notes, opensource, technology

Google Magic Eraser vs Samsung Object Eraser: Which does it better?

2023-03-292023-03-29 Danie
samsung object eraser vs google

Google introduced its Magic Eraser feature with the Pixel 6 and 6 Pro, and it made a huge splash because it made it easier to remove uninvited guests and objects from images. Google wasn’t the […]

Blogmagiceraser, objecteraser, photography, technology

Why You Should Use a Password Manager Instead of Browser-Based Ones, and How to Get Started

2023-03-292023-03-29 Danie
Password login prompt mentioning two-factor authentication is available

You do need some sort of proper password manager today, mainly because you cannot re-use the same passwords across different websites. So having a unique password, as well as a unique user ID/Email for each […]

Blog#passwordmanagers, passwords, security, technology

MyBroadband Review: Best online tech stores in South Africa excluding the big players

2023-03-272023-03-27 Danie
Man sitting in front of a display showing various headphones on an online shopping site

Numerous sites offer smartphones, tablets, laptops, wearables, smart home products, sound equipment, security cameras, and all manner of purpose-specific gadgets. Finding one of these stores is as simple as searching for an online tech or […]

Blogonlinestores, southafrica, technology

Loadshedding trashed my server’s primary and backup data drives: This is how I recovered them using TestDisk

2023-03-272023-03-27 Danie
TestDisk data recovery text screen showing lots of information about the hard drive

What a week! My car is also misfiring on a cylinder, and this morning I discovered both data drives on my home server showed “unallocated partition and filesystem”. This I discovered after plugging them into […]

Blogbackups, dataloss, opensource, technology, TestDisk

Inaudible ultrasound attack can stealthily control your phone, smart speaker

2023-03-262023-03-26 Danie
NUIT 2

The team of researchers consists of professor Guenevere Chen of the University of Texas in San Antonio (UTSA), her doctoral student Qi Xia, and professor Shouhuai Xu of the University of Colorado (UCCS). The team […]

Blogsecurity, smartassistant, smartspeaker, technology, vulnerability

Recreating Theremin’s Bug: How the Soviet Union Spied on the US Embassy for 7 Years

2023-03-262023-03-26 Danie
Finger and thumb holding a small circular brass object with a thin brass rod protruding from it

The strange thing about the bug is that it wasn’t directly powered. It was actually a resonant cavity that only worked when it was irradiated with an external RF energy. Most of the video is […]

Blogbugs, security, spying, technology

The Best AI Image Generators You Can Use Right Now

2023-03-252023-03-25 Danie
AI image hero

AI image generators like DALL-E 2 and Midjourney have suddenly burst into mainstream consciousness. More of these tools seem to be popping up all the time, but they aren’t always available to the public. Here […]

BlogAI, images, technology

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