Nextime's Experimental Laboratory

Crypto Exchange Luno: don’t use it! (Updated at 14 Dec)

Today i would like to tell a story about cryptocurrencies, a big well known exchange and how it betray the very idea of cryptocurrencies at the expenses of the little investors and users.

I’m a long time Bitcoin investor and …

Desktop / Laptop privacy & security of web browsers on Linux part 2: firejail based sandboxes

In this post i will show an example on how to pratically realize a more secure web browsing environment exploiting some great Linux kernel features to create sandboxed environments for browsers. If you don’t know what i’m talking about and

Desktop / Laptop privacy & security of web browsers on Linux part 1: concepts and theory

In this post i will try to introduce Linux sandboxes and why they are good for web browsers. If you already know the theory and you would like to see how I’ve implemented it, just skip this post and jump

Cyanogenmod 13 on samsung s4: fixing modem and audio

Yes, i’m the owner of a samsung s4 intl, gt-19505, and as probably anyone using cyanogenmod 13 nightly build, my phone suffered cellular network issues. This is how i fixed it.

The phone started to have cellular network issues few …

Stainless steel and other conductive metals electrical marking

In recent times I’m playing with lasers, and of course also with laser marking metals.
This is a wonderful approach that give excellent results, but a laser enough powerful to mark metal and additives needed to get a great …

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