internet

The Single-Point-of-Failure called “Cloudflare”

July 21, 2020 / English Content / , / Leave a Comment
On Friday one of the biggest content delivery network (CDN) had a configuration issue on its DNS, causing a global outrage for about half an hour. Hacker news has a long thread about it, but the embarrassing point is a lot of services was affected (Patreon, npmjs, DigitalOcean, Coinbase, Zendesk, Medium, GitLab…) including healthcheck 3-thrd …

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Criptare con emacs

August 21, 2011 / Italian Content, Knowledgebase / , , , , ,
Al giorno d’oggi si hanno tanti account, con tante password. Più una password è diversa dalle altre meglio è. Ma come proteggerle, evitando di segnarne sempre il meno possibile? Sotto MacOSX c’è il Keychain, ovviamente incompatibile con windows e linux. Grazie a questo articolo, ho scoperto che emacs ha una serie di integrazioni con i …

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Explorer Canvas

October 14, 2010 / Italian Content, Knowledgebase, Software / , , , , , ,
Volete utilizzare il tag canvas di html5 anche su IE6 ed IE8? Google ha la soluzione… Modern browsers like Firefox, Safari, Chrome and Opera support the HTML5 canvas tag to allow 2D command-based drawing. ExplorerCanvas brings the same functionality to Internet Explorer. To use, web developers only need to include a single script tag in …

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Mastering clusters of Unix machines part2: the right tools

October 20, 2009 / English Content, IT Featured, Knowledgebase / , , , ,
After working with unix for years, we noticed it is difficult to get a very uniform approach to unix management. Often different Linux distributions share very little, configuration is different every time. Worst, some good unix tools (like cron, syslog, etc) can be used in a distributed environment, but are very difficult to configure, very …

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Mastering clusters of Unix machines part1: the right VM

January 21, 2010 / English Content, IT Featured, Knowledgebase, Software / , , , , , ,
One day, we have the need to create a fast cluster of linux machine, specialized and easy to segragate in different networks (for better security). We need web servers, integration servers (running java hudson), huge developer machines (running for instance eclispe) and so on. It was not easy to find a good environment. This research …

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Erlang Book Review

February 21, 2019 / English Content, Erlang, IT Featured, Programming languages, Software / , , , , , , , , , , , , , , / 1 Comment
After reading an interesting article on Erlang  and Java interoperability, I have decided to dedicate my spare time to Erlang. O’Reilly has just published a wonderful book on Erlang, so I decided to dive into it.

Evolving concurrency, like memory management did

February 21, 2019 / English Content, Erlang, IT Featured, Software / , , , , , , , , , , ,
As processors become faster and multiprocessor systems become cheaper, the need to take advantage of multithreading in order to achieve full hardware resource utilization only increases the importance of being able to incorporate concurrency in a wide variety of application categories. In this article we are evaluting a new approach to the concurrency. In the …

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WolframAlpha A new type of search engine

June 4, 2009 / English Content, Knowledgebase, Software / , , , , , ,
Hi World. I didn’t lost a bit of  grip on edge news, altrought now I am married! In the first days of May we read about a new serach engine, called WolframAlpha. The idea behind WolframAlpha are interesting, so we will take a close look to it. Slashdot is following the engine very tightly (“Wolfram Alpha Launches …

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A very good hosting provider

October 21, 2009 / English Content, IT Featured, Software / , , , , , , , , ,
After my past experience with bad hosting provider, I am happy to say I have find a very good hosting service. If you need VPS hosting, Rimuhosting is a very good choice. After about two years with Rimuhosting, I can summarize their feature here: They have a very good  entry-price for a virtual hosting System …

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Statistiche digitali

January 28, 2009 / Italian Content / , ,
Leggendo  da ComScore la seguente statistica sul numero di utenti che si connettono ad Intenet, mi sono permesso di fare qualche osservazione: Popolazione connessa a internet (Fonte comScore) 1. China: 179,7 milioni Ma ricordate la censura…  2. United States: 163,3 milioni  Ma sono in crisi… 3. Japan: 60 milioni  Ma si sà che sono fanatici …

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Storia Super Rapida di Internet

October 26, 2014 / Italian Content, Software / , , ,
Si parla molto di Internet su… Internet, ma tutte le pagine che trattano della storia di Internet hanno due classici difetti: (a) sono verbosissime e (b) sono in inglese. Così abbiamo pensato di fare un riassunto super compatto nelle pagine di Gioorgi.com… La prima rete interconnessa è quella creata dal dipartimento di difesa americano, e …

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Asus EEE-PC better then Mac Air?

January 18, 2009 / English Content, Legacy ObjectsRoot.com / , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , / 3 Comments
Finally I managed to buy a Asus EEE PC 700  this week. I would thanks a lot Next Store and its kindly clerks, which I will prefer in future to Mediaword :)If you are at Milan and you plan to buy it, Next Store is a good choice. There are a lot of sites and …

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