Mot y tuong da ra doi tu cach
nay ca chuc nam, theo do nhung cong viec hang ngay cua mot chiec may tinh de ban
se duoc dich chuyen len Web, bong dung hoi sinh.
Y nghi coi Web nhu mot he dieu hanh de giam bot su le thuoc vao cac ung dung
desktop Windows bat dau manh nha tu giua thap nien 90, khi ma trinh duyet
Netscape lan dau ra mat.
Song "ky sinh"
Ve mat ky thuat ma noi, he dieu hanh Web van phai "ky sinh" tren mot he dieu
hanh nen phia duoi, vi du nhu Windows hoac Linux, de phien dich thao tac cua
nguoi dung thanh nhung van hanh cua phan cung. Tuy nhien "Webtops" se khien cho
vai tro cua trinh duyet Web tang len, con he dieu hanh thi it co co hoi "khenh
khang" duoc nua.
Nhung hang nhu Salesforce.com va YouOS da ap u tham vong ve xay dung he dieu
hanh Web tu rat lau. Ngay ca Microsoft cung khong phai la ngoai le, mac du
Windows dang la mot trong hai can cau tien chu luc cua hang. Mot nhom ky su cua
Windows Live Core hien dang chiu trach nhiem phat trien cac dich vu Web chay
tren moi truong Internet.
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| Nguon: CNET |
Thang truoc, Laszlo Systems gioi thieu Laszlo Webtop, mot phan mem cho phep
nguoi dung chay rat nhieu ung dung theo kieu desktop ben trong mot cua so trinh
duyet. Lay thi du, ban co the mo Web mail song song voi phan mem kiem soat danh
sach contact va chat IM trong cung mot cua so duy nhat.
Theo loi ong David Temkin, Giam doc cong nghe cua Laszlo thi cach tiep can nay (doi
hoi ca phan mem may chu lan client) cao cap hon so voi cac cong Web tuong tac,
noi nguoi dung co the tai ve cac ung dung mini (thuat ngu goi la widget hoac
gadget).
"Chung giong voi mot he dieu hanh du long du canh hon la mot cong Widget",
Temkin tuyen bo. "Cac ung dung dua tren nen flash cua Laszlo deu mang tinh
tuong tac cao va co the chia se thong tin voi nhau. Chung cung co the duoc lap
trinh de truy xuat vao co so du lieu noi bo tai cac doanh nghiep".
Ung dung mini
Neu nhu Laszlo Webtop nham den khach hang la cac tap doan, cac doanh nghiep lon
thi ung dung mini lai ra doi de phuc vu nguoi dung ca nhan. Lay thi du, nam
ngoai hang Goovy da tung ra YourMinis, mot dich vu Web noi nguoi dung co the ket
hop nhieu ung dung mini thong tin khac nhau nhu blog va RSS.
Tuong tu, DesktopTwo la mot trong so nhieu dich vu cho phep nguoi dung truy cap
du lieu va email rieng tu bat cu may tinh nao. Glide OS cua TransMedia thi hy
vong tai tao mot danh sach cac ung dung desktop thong dung nhu xu ly van ban,
email ben trong mot cua so trinh duyet duy nhat.
Khong chi cung cap dich vu Web ca goi cho nguoi dung, mot so hang cong nghe con
dua ra nhung giao dien lap trinh ung dung (API) Webtop danh rieng cho cong dong
phat trien phan mem. He qua la hang ngan ung dung mini moi, mien phi da ra doi.
Microsoft, ong vua cua phan mem desktop, cung bat tay vao xay dung mot bo API
danh cho ho dich vu mang thuong hieu Live cua hang. Nguoi cam cuong cho du an
nay, khong ai khac, chinh la Kien truc su truong Ray Ozzie.
Chua co he dieu hanh dung nghia
The nhung dieu nguoi ta nhan thay o Microsoft la ga khong lo phan mem chi co xay
dung mot to hop "Phan mem cong voi dich vu", chu khong phai mot he dieu hanh Web
theo dung nghia den. Au cung la de hieu, vi Microsoft khong the tu cat vao da
thit va de cho doanh thu Windows sut giam duoc.
Microsoft khong dam dan than vao he dieu hanh Web, nhung YouOS thi co. Phien ban
0.1 cua he dieu hanh nay bao gom mot he thong cua so do hoa, tuong tac giua phan
cung voi phan mem, bo nho danh rieng cho cac chuong trinh dang chay va mot moi
truong phat trien tich hop.
Noi cach khac, rat nhieu tinh nang dich thuc cua mot he dieu hanh da duoc thoi
vao trong xuong cot cua mot ung dung Web.
"Chung toi muon dung len mot noi ma ban co the truy cap du lieu, chay cac
ung dung tu khong chi bat cu trinh duyet nao, ma con la tu bat cu thiet bi nao
nua", ong Jeff Mellen, dong sang lap YouOS tuyen bo.
Theo CNET, VietNamNet
Article source http://w4rum.com/1254.t
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