Arketa endiaferousa i syzitisi pou exei anoiksei kai tha ithela ki ego
me ti seira mou na ekfraso tis prosopikes mou apopseis se ena
makroskeles email.
Arxika tha ithela na anafero ta ekseis: to free/open source software
-FOSS- (free software, open source software, libre software i opos
allios thelei kapoios na to pei) einai dyo basika pragmata, xoris to ena
na apokleiei i na proypothetei 100% to allo.
To proto einai oti to FOSS einai ena akoma development paradigm. Diladi
enas tropos anaptyksis logismikou opos o gnostos kataraktis se osous
exoun kanei ta basika stin texnologia logismikou (software engineering).
Den einai akoma sigouro oti to montelo ayto douleyei 100%. Exei deiksei
bebaia oti se efarmoges me orizonties apaitiseis (efarmoges me
prokathorismenes kai eyreos gnostes apaitiseis, px leitourgika) alla se
kathetes efarmoges (ERP kai loipa) den exei deiksei akoma labra
paradeigmata (i category killers an thelete).
To deftero einai oti to FOSS einai enas tropos lisencing i pio sosta mia
ideologia. Kanontas kati FOSS to diathetei kapoios stis ypiresies tis
ypoloipis koinotitas. Ayto isxyei akoma kai gia efarmoges pou eginan me
strict project planning kai me methodologies "baries". Aplos o kodikas
einai diathesimos stous ypoloipous kai opoios thelei ton xrisimopoiei
(polla ta paradeigmata tou shifting me proto kai kalytero ayto tis
Netscape/Mozilla).
To FOSS den apokleei to xrima, to anaferoun kai ta guidelines tou OSI.
To idio to FSF poulaei CDROMs kai manuals me ta programmata tou (opos
leei kai o idios o Stallman "free as in freedom not as free beer"). Ayto
pou kanei to FOSS einai na metathetei to kostos apo to idio to software
stis ypiresies: support, consulting, training. Parte gia paradeigma to
Compiere, ena FOSS ERP/CRM systima, poulaei ypiresies oxi ton kodika
(http://www.compiere.com/wstore/). Eksallou den einai liga ta
paradeigmata pou ta fragka erxontai apo support (se ena installation tou
SAP px). Episis mporei na to dei kapoios san components. Px to
paradeigma tou LAMP (Linux-Apache-MySQL-PHP/Perl/Python): o ergodotis
den dinei draxmi gia software kai plironei mono gia to ktisimo tis
efarmogis (gia ypologiste poso glitonei...). Sxolia tou styl "pairno ta
Win cracked" einai geloia otan anaferomaste stin agora, to SDOE pleon
den kanei plakes. To "glueing" olon ayton plironetai, den plironetai to
kostos apoktisis tou aparaititou logismikou. Arketoi einai aytoi oi
foitites pou bgazoun ena arketa megalo sympliroma to mina kanontas ayto
to pragma.
Tha mporousa na grafo epi ores sto thema alla stamato edo. Aplos tha
ithela na toniso oti yparxei afthono yliko sto diktyo sxetika me to
thema kai ean thelei kapoios na asxolithei mporei na diavazei epi meres.
Na anafero mono ena biblio: "Open Sources: Voices from the open source
revolution" (yparxei online:
http://www.oreilly.com/catalog/opensources/book/toc.html) pou isos se
merika simeia na einai ligo out dated alla aksizei! Episis ta tou
Raymond (ektos apo to CATB pou einai classic) lene arketa. Anaforika
episimaino kai: http://opensource.ucc.ie/, http://opensource.mit.edu/
Sygnomi gia to makroskeles tou email alla ithela ki ego na symmetexo sti
syzitisi
--
Ioannis Samoladas
PhD Student
Department of Informatics
Aristotle University of Thessaloniki, Greece
personal email: ioansam [ at ] auth [ dot ] gr
personal web: http://users.auth.gr/ioansam