Open Letter On "Muslim Ban"

Jan 29, 2017 • Marco Cecconi

An Open Letter from United World College Graduates Regarding the Trump Administration’s Ban on Muslims We are the alumni of the United World Colleges movement. We are citizens of over 150 countries. We are people of different ethnicities, backgrounds, religions, sexual orientations, genders, poli…

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I built a hardware RNG for Christmas

Dec 03, 2016 • Marco Cecconi

Winter Bash is a festive celebration of Stack Overflow and Stack Exchange communities. People compete to be awarded crazy hats for completing random, and often undisclosed actions. I've been involved in building a lot of this year's celebration, which will start soon and will be kept secret until th…

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Diversity, being comfortable and ten good principles

Sep 05, 2016 • Marco Cecconi

I regard it as the foremost task of education to insure the survival of these qualities: an enterprising curiosity, an undefeatable spirit, tenacity in pursuit, readiness for sensible self denial, and above all, compassion. --Kurt Hahn The recent polemic regarding a speaker being expelled w…

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What are the best tech hubs in Europe right now?

Jul 11, 2016 • Marco Cecconi

If you haven't been living under a rock, you will have heard that the United Kingdom is going to leave the European Union. This will likely have consequences for the Silicon Roundabout, since it relies very much on skilled developers from the rest of Europe. On the other hand, both Berlin and Paris …

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Data Structures for Andela: Stacks

Sep 27, 2015 • Marco Cecconi

As part of Stack Overflow's pro-diversity initiatives, I have been helping Andela by mentoring one of their fellows, Bosun, in data structures and algorithms. In the Stack Overflow "default open" style, I am putting some of our notes on the internet, in the hope they will be useful to more people. M…

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Two scary signs that a site is unsafe

Sep 26, 2015 • Marco Cecconi

I generate random passwords of 24 characters chosen from a wide variety when registering to sites. I then use a password manager to remember the password, because of course it would be impossible to remember these. This allows me to browse with a little more security, and it also has the intended s…

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A computer from scratch - ADDing more functionality

Sep 12, 2015 • Marco Cecconi

In the first installment of "A computer from scratch", I've built a NAND gate. In the third part I've built NOT, AND and OR circuits and I've also introduced the 4011 CMOS NAND gates, which I'm using instead of a bunch hand built, transistor-based NANDs (because hey, that's a lot of wiring, but not …

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Data Structures for Andela: Iterators (part 2)

Aug 31, 2015 • Marco Cecconi

As part of Stack Overflow's pro-diversity initiatives, I have been helping Andela by mentoring one of their fellows, Bosun, in data structures and algorithms. In the Stack Overflow "default open" style, I am putting some of our notes on the internet, in the hope they will be useful to more people. M…

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Announcing z80, my Zilog z80 emulator

Aug 13, 2015 • Marco Cecconi

The Zilog Z80 is an 8-bit microprocessor designed by Zilog and sold from July 1976 onwards. It was widely used both in desktop and embedded computer designs as well as for military purposes. The Z80 and its derivatives and clones made up one of the most commonly used CPU families of all time, and, a…

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A computer from scratch - Fish and chips

Aug 10, 2015 • Marco Cecconi

In the first installment of "A computer from scratch", I've built a NAND gate. I've also introduced the my "scaling" rule: if I build something, I can buy it pre-made, because I only have one lifetime to spend on this :-) Therefore. I've bought a bunch of 4011 CMOS NAND gates, here they are: And…

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A software engineer & Stack Overflow alumnus in London. I write about software development, coding, architecture and team leadership. I also speak at conferences worldwide.

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Gleanings

hackurls - news for hackers and programmers
Claudio Santini • Mar 27, 2017

$ wget -O - hackurls.com/ascii | less

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