encoding sto ubuntu

[Christos Ricudis]

Ag. D. Hatzimanikas wrote:

> 
> Ερ. Υπάρχει σήμερα ανάγκη για την παλαιά κωδικοποίηση;
> Απ. Όχι.
> Ερ. Υπήρξε ποτέ ανάγκη για την παλαιά κωδικοποίηση;
> Απ. Ναι. Γιατί σκεφτόταν σε κείνη την εποχή με την λογική μιας νύχτας και
>     του προσωρινού και να δούμε. Χακ χακ στο χακ. Να τα χαρώ τα πρότυπα.

To gamhses kai psofhse.

To problhma ths plhroforikhs einai oti *sysswreyei plhroforia*, kai ayto 
dhmiourgei ena terastio problhma poy legetai legacy. Ayth th stigmh ka8omai 
kai grafw kwdika se keinh th glwssa pou den kanei na pw to onoma ths giati
8a afe8oun eley8eroi oi daimones ths kolashs (nai, ekeinh me to 
IDENTIFICATION DIVISION panw panw), akribws logw ths yparkshs legacy.

Ta perissotera apo ayta ta legacy systhmata, apla *kseperasan* to xrono zwhs 
tous kai metatraphkan se zwntana apoli8wmata, pragma pou einai paneykolo na 
symbei sthn plhroforikh, opou den yparxei ousiastikos logos na allakseis 
kati apo th stigmh poy den ypokeitai fysikh f8ora. Otan paliwsei ena 
aeroplano, to allazeis. Oso omws to programma logistikhs se Clipper sou 
typwnei timologia, eksakolou8eis na to xrhsimopoieis.

To software development ws epi to pleiston einai entelws ad-hoc. Prepei
na ftiakseis kati kai prepei na to ftiakseis *TWRA*, de mporeis na 
perimeneis na protypopoihsei h Epitroph Protypopoihshs Xarakthrwn Pou 
Xrhsimopoiountai Apo To 0.05% Toy Plh8ysmou na ka8orisei th 8esh toy giwta 
me tono kai dialytika gia na yposthrikseis Ellhnika sto programma sou, giati
an den to kaneis esy 8a to kanei kapoios allos, eksisou ad-hoc me sena.

Oi open sourceades exoun thn polyteleia na yposthrizoun protypa apla kai 
mono epeidh kaneis den tous leei oti prepei p.x. na yposthriksoun Ellhnika 
AYRIO. (to apotelesma, bebaia, einai oti telika den ta yposthrizoun pote).

Epishs. To problhma sth sysswreysh legacy dedomenwn den to dhmiourgei h 
anyparksia protypwn, to dhmiourgei h anyparksia eyxrhstwn me8odwn gia data 
conversion. To data conversion sthn plhroforikh einai pswmotyri, kai to 
character set conversion einai toso pswmotyri, poy den apotelei ousiastika
problhma. O monos logos poy m'aresei h XML einai oti 8a mporw na th diabasw
aneta kai meta apo 30 xronia.

-- 
Christos Ricudis				ricudis at itc.auth.gr
Systems Administrator				+30-2310-998656
IT Support Center
Aristotle University of Thessaloniki, GREECE