open source software in de praktijk
DESCRIPTION
Deze presentatie is verzorgd op de Masterclass Open Source van Stichting Praktijkleren en ECABO en gaat in op de praktijk van het gebruik van open source software. Deze presentatie gaat vooral in op het gewenste profiel van de IT-professional wanneer deze met open source software te maken krijgt in zijn carrière.TRANSCRIPT
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Masterclass Open SourceRotterdam, 4 maart 2010Fabrice [email protected]+31 648585162
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1.Free Redistribution2.Source Code3.Derived Works4.Integrity of The Author's Source Code5.No Discrimination Against Persons or Groups6.No Discrimination Against Fields of Endeavor7.Distribution of License8.License Must Not Be Specific to a Product9.License Must Not Restrict Other Software10.License Must Be Technology-Neutral
http://www.opensource.org/docs/definition.php
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Open source als licentievorm voor software
Effect van licentieWederkerigheid of minimale verplichtingSoftware delen als standaard modus
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Open source als methodiek voor softwareontwikkeling
Gedeelde ontwikkelkostenketensamenwerkingparallel/modulair software ontwikkelenplatform-standaardisatie
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Open source als bedrijfsmodel
kapitaalinvesteringen worden operationele kostenlage kosten instap/exitomzet uit servicecontracten (subscripties)concurrerend in gesloten markten
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Value
community
bedrijf
Typ
ical S
oft
ware
So
luti
on
Sta
ckMartin Fink (2003). The Business and Economics of Linux and Open Source. ISBN 0-13-047677-3
Resource
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meer aanbiedersvan capex naar opexgeen instap- en exitkostengeen licentiekosten
goedkoper
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flexibele processenleverancierskeuze
oplossingskeuzeinkoopfunctie
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ondersteuning open standaardenhergebruik componenten
koppelbaar
flexibele technologie
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technischorganisatorischfinancieel
schaalbaar
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controle broncodemeer dienstverlenerscommunity
kwaliteit
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ervaringen & suggestiesfaciliteert samenwerking
gebruikersbehoefte
community
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vendor-lockin
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beperkte kennis
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(niet zo)open communities
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volwassenheid
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businesscase
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Casus: Sharepoint
kostenbesparingen
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Casus: Typo3GEM
communities
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Casus: DigID
beschikbaarheid en
adoptie
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Een IT-professional ...
... heeft voldoende basiskennis van (open source) softwarecomponenten
... beschikt over brede kennis (open source) softwareoplossingen
... kan werken met online (software) communities
... kan werken in omgevingen met gemengde technologieën
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Re:trospect
✗ Open source perspectief
✗ Democratisering van IT
✗ Behoeften en Budgetten
✗ Casuïstiek
✗ Profiel van de Professional
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Waarom Johannes Kepler?
(1571–1630)
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Wetenschapper aan het begin van de renaissance van de wetenschap
✔ Voortbouwen op ideeën van voorgangers (translatio, imitatio, aemulatio)
✔ Door de boekdrukkunst eenvoudig verspreiden van ideeën
✔ Ontworstelen aan de dogma's van de Kerk
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open source software als software renaissance
Wetenschapper aan het begin van de renaissance van de wetenschap
✔ Door oss model afbreken van het primaat van de closed source leveranciers
✔ Internet als het 'enabling' communicatiemiddel
✔ Door vrij gebruik maken van open source softwarecode continue evolutionaire verbetering van software
✔ Voortbouwen op ideeën van voorgangers (translatio, imitatio, aemulatio)
✔ Door de boekdrukkunst eenvoudig verspreiden van ideeën
✔ Ontworstelen aan de dogma's van de Kerk
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Masterclass Open SourceRotterdam, 4 maart 2010Fabrice [email protected]+31 648585162