Shields up! Shields up! will allow you to test the security of your Internet conection. If you have a firerwall, you will know if it is correctyl configured. If you don’t, you will know what risks you are taking. I invite you to visit the rest of the web site, too. It covers security aspects linked…
Category: Science & Geeks
Recover lost files on CD or DVD
When your CD is dying… The observation Updated information (Jan-06):Now, Kurt Gerecke, an expert from IBM Germany, speaks up and tells the awful truth on ComputerWorld: Burned CD and DVD: limited life span around 2-5 years.But he also considers that hard disc drives are no better and advises you to use magnetic tapes. CD-ROM are annonced as…
My own preferred photos: Wild focus
I know that publishing here on a more or less regular basis my new photos from my own adventures in the wild world is appreciated by some. But I am also asked to come back to older photos or to highlight some of the pictures I prefer. So, I decided to create a kind of…
Raspberry Pi as a local DNS/DHCP server
For a local network supporting a small company or an Internet-active family, it is always possible to rely totally on an Internet Service Provider (ISP) which will provide basic network services straight from the Internet box/router (fibre or ADSL). But, if – like me – you want to have more flexibility, you’d prefer to setup…
Crinkle cranckle
Two images that I found both on the excellent TYWKIWDBI blog. You will notice that they are loosely related.
Battle of the neighboroods
This post is part of a small series of non-university studies (guest posts from enlightened amateurs) on Roumazeilles.net. So, we sometimes welcome a few authors whose works may be of a wider interest or simply original. The work below has been written by Marion Jonchères, in November 2020. Yves Roumazeilles 1. Introduction: Business understanding, target…
This is beer day, here
So, I decided to share some information which would distract us all beer drinkers by concentrating more on the process of drinking and on drinking less (let’s be sure not to abuse any substance, even when it is pleasant/nice). A great/long paper about a well-documented book titled “A natural history of beer“, by George Scialabba.…
A TV decoder box comes to our house
Sometimes, you just think aloud about a technical possibility and one of the family members will jump and request an immediate application. What could you say? Your geek reputation is at stake! I spoke about small computers that can easily become a network server (Raspberry Pi) and Android boxes which ease publication of videos onto…
Cast picture slideshows to Chromecast
A Chromecast is a really funny little tool that will ease the connection of a basic TV set to a computer or your smartphone. But Google really limited the possibilities – explicitly because they wanted to keep users inside the Google biosphere. So, I wanted to use my old Chromecast 2013 (but the issue and…