Stereo Sid 2.0.6 update

May 1, 2018 · 1 min read

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After a bunch of years, I am happy to announce StereoSID 2.0.6 is here to stay. It spots a new sid_player example and some optimization on the I2C implementation. https://github.com/daitangio/sid-arduino-lib

Exploring a 23 years old code base: LambdaMoo MUD Part 1

Apr 4, 2018 · 4 min read

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Exploring a 23 years old code base: LambdaMoo MUD Part 1

On these days my greek daemon (the one which talk to me about deep nerd programming) was interested on LambdaMoo.

LambdaMoo is an Object Oriented Multi User Dungeon born back in 1995. A MUD was a text based system you log in, talk with other, create adventures and so on. LambdaMoo has a script language and the entrire system could be customized.

The LambdaMoo last version 1.8.3 was a work in progress in 2008. LambdaMoo today is 23 years old.

So my daemon asked me: if you were able to do a tech refresh of LambdaMoo, waht will you eventually suggest?

To respond to this question, I need to study the original code

OpsDev

Mar 23, 2018 · 2 min read

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From an internal email of a very very big corporate company

Incident Background: BIGPROJECT has been unavailable since APAC SOD due to a data refresh activity being wrongly triggered in from UAT to Production environments.
Business Impact

BIGPROJECT is unavailable for all users in the bank

BIGPROJECT2 platform which sits on BIGPROJECT is unavailable this includes the Click-to-chat serviceCurrent Status

Initial attempt of flashback Database to restore from the last good restore point failed due to errors due to absence of flashback logs– this was a quicker option, but now ruled out.

Currently going ahead with full restoration in the Primary database – this activity is tentatively supposed to take 8-9 hours (in place of 6 hours earlier mentioned)

[...manual recovery instruction follows... ]

After 5 hours in another email they dare to say:

New Syntax library: Crayon

Mar 14, 2018 · 1 min read

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After some trial and error, I decided to switch to a new syntax highlighter library, mostly because the old one stopped working. I am very satisfied with Crayon because it is backward compatible with the previous plugin based on SyntaxHighlighter3 and offer also a nice in-line editor.

Docker & containers: uso ideale

Mar 11, 2018 · 3 min read

devops featured it · docker linux

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Docker is a tool that can package an application and its dependencies in a virtual container that can run on any Linux server. This helps enable flexibility and portability on where the application can run, whether on premises, public cloud, private cloud, bare metal, etc.
Da https://en.wikipedia.org/wiki/Docker_(software)

Docker e la “containerizzazione” sono l’evoluzione di due tecnologie molto “antiche”: