Hai trong so cac bien tap vien he dieu hanh hang dau cua chung toi, mot chuyen gia Mac va mot chuyen gia Windows da tien hanh so sanh cac diem Apple nen xem xet lai khi phat trien dong Mac OS X 10.5 Leopard. Co nhieu cach de dang tim ra diem dang che trach o Windows XP va Vista: chi can dem so lo hong bao mat hay nhung con ac mong kinh nghiem nguoi dung. Khi ban la ga khong lo Goliath cua the gioi OS (he dieu hanh), moi nguoi deu muon tim ra co nao do de lat do ban. Nhung con ve chang David, hay trong truong hop nay la hang may tinh Apple cua he dieu hanh Mac OS X ma ai cung biet thi sao? Tim kiem lo hong trong he dieu hanh cua Apple giong nhu chon lua tren mot ga ty hon vay. Hien nay Apple xay dung rat tot giao dien nguoi dung cho he dieu hanh cua minh va co nen tang bao mat kha vung chac.
Sau hon 18 thang ra doi, tham chi cho den nay, Mac OS X 10.4 hay Tiger cua Apple van duoc chu y hon XP va Vista. Song he dieu hanh nay chua phai la hoan hao. OS X co mot so loi va lo hong rieng, mot so diem gay kho chiu nho. Mot so chuc nang trong Mac khong that su linh hoat, de dung va tien loi nhu Windows.
Truoc day da co nhung bai nhu "20 diem ban khong thich ve Windows Vista", vi the tim hieu ve diem yeu cua Tiger cung khong co gi la khong cong bang. Nhung diem chung toi chi ra sau day khong phai la muon bien he dieu hanh cua Apple hoat dong nhu Windows. Tat ca chi nham giup Mac cai tien tot hon trong dieu kien va phong cach rieng cua chinh minh.
Co nhieu thanh phan va tinh nang Apple da va se bo sung them vao OS X. Nhung trong bai nay chung toi khong de cap den thanh phan thieu ma chi tap trung vao 15 diem yeu nho da co trong OS X, can den su tinh te hon hoac can suy nghi lai. Cac diem kho chiu nay duoc rut ra tu kinh nghiem su dung Mac hang ngay cua nhieu nguoi dung duoc tap hop lai. 15. Khong hien thi ngay thang hien tai O tat ca cac thanh phan tien ich, mot trong nhung diem du lieu ro rang nhat ma ca Mac va Windows deu thuc hien mot cach kha phu hop la hien thi thong tin ngay he thong. Ban da biet hom nay la thu Nam hay thu Sau, nhung ban khong dam chac la ngay mung 7 hay mung 8 thang muoi hai? Chang co thong tin nao ma con nguoi hay quen hon la ngay hom nay thu may, hom nay la ngay bao nhieu. Vi co khi ban vua hoi, nhung mai lam viec khac lai quen va hoi lai toi ca chuc luot trong cung mot ngay. Ro rang day la thong tin may tinh rat nen hien thi.
Apple co cung cap thong tin ngay thang mau xam tren menu. No se mo ra khi ban kich vao mat dong ho o mat ben phai cua menu chinh. Con Windows the hien no tren mot pop-up (dong thong tin hien len) khi ban tro chuot vao dong ho tren thanh taskbar. Nhung o Vista, Windows van khong co bo lich rieng. Moi nguoi van phai su dung hop thoai cau hinh thiet lap thoi gian, dong ho cua Windows XP de kiem tra ngay thang trong lich. (Ket qua la ho thuong thay doi du lieu ngay thang he thong mot cach tinh co, khien ho co the phai nhan canh bao chong sao chep lau tu chuong trinh WGA (Windows Genuine Advantage) kha kho chiu cua Vista).
O Apple co hai su lua chon. Neu co the (va chung toi nghi la nen), bo sung them mot vung ngay thang 6 chu so co so vao thanh menu chinh cua dong ho. No co the hien thi la Dec-07, hoac 07-Dec. Xem xet toi tat ca cac chuong trinh khac co gan bieu tuong vao khu vuc nay, Apple se khong thay hoi tiec khi dung khong gian do de hien thi ngay he thong. Bo qua ngay trong tuan neu ban phai lam dieu do, hoac de cho no thanh tuy chon. Hoac ban co the dat bieu tuong iCal vao Dock de hien thi dong thong tin ngay thang hom nay vao bat ky luc nao. Thong tin se duoc hien thi tu dong moi khi iCal chay. Y tuong nay qua khong toi chut nao.
14. Widget khong duoc dat dung cho tren Desktop
Bang dong ho (dashboard) rat dep, nhung cach thuc "tat ca hoac khong co gi" cua no lai kha buc minh. Chung ta muon keo va tha cac winget rieng vao desktop? Gia du nhu chung ta khong muon co qua nhieu tren man hinh? co the ban se thay thich hon neu chung khong qua rong. Dashboard (bang dong ho) trong kha tuyet, nhung doi khi muon dung bang tinh de tinh toan, ban se khong co duoc day du tinh nang nhu y nguyen. Cung co mot so chuc nang kieu readout (du lieu ra) co the ban se thich. Sidebar cua Windows Vista tot hon mot chut so voi Dashboard vi no co the hien thi tuy chon tai bat ky thoi gian nao, hoac ban phai dat Sidebar Gadgets rieng tren desktop.
13. Khong nhat quan ve cach dung cac menu ngu canh
Apple nen cho phep su dung toan bo menu ngu canh trong Finder va cac phan mem Apple khac. Chung toi khong noi rang Apple nen dung chi mot minh menu ngu canh ngay ca tren cac khia canh nho be cua giao dien nguoi dung, do la sai lam cua Windows va cac nha phat trien thuoc nhom thu ba. Nhung menu ngu canh la cac shorcut chuong trinh huu ich truc quan hon cho nguoi dung giau kinh nghiem. Khong ai ep buoc phai dung chung, vi the chang co ly do gi ma nguoi dung Mac phai buon ve thay doi nay o OS X. Ho hoan toan co the lua chon mot trong hai cach lam viec ua thich phu hop voi minh.
12. Van ban va cac ung dung tren Dock
Dock lam mot cong viec thong minh la khoi dong va theo doi cac ung dung da duoc khoi dong. Nhung nhuoc diem cua no boc lo khi theo doi cac cua so van ban va cac phien hoat dong cua chuong trinh. Ban co the kich phai chuot len chuong trinh dang chay tren Dock de xem va chon giua cac cua so mo ket hop voi chuong trinh do, nhung ban chi co mot cach duy nhat de lam va mot so ung dung khong ho tro dieu nay. Xin duoc nhac lai la: menu ngu canh khong bao gio chi nen la giao dien nguoi dung (UI) cho muc dich truy cap mot thu gi do. Dock o tat ca cac phan khac kha tinh te va tham chi con duoc danh gia la "kheo leo". Nhung trong truong hop nay thi no kha te hai.
11. Quan ly kich thuoc cua so
Chuong trinh quan ly cua so kha cung ngac. Nguoi dung tham chi khong the thay doi kich thuoc cua so chi bang cach keo no. O Microsoft Word, ban co the keo bat ky mot trong so bon canh khung lam viec. Hon nua ban con co the co gian ca hai canh cua so cung mot luc tu mot goc bat ky trong bon goc cua no. Co mot so lan, khi keo mot mat cua so don, ban co the loai tru duoc ca hai yeu to dieu chinh tren Mac: cua so duoc xac dinh lai kich thuoc theo sau boi mot cua so di chuyen. Khi dung ca hai he dieu hanh co the ban se thay ro rang Mac khong tien loi hon so voi Windows khi muon thay doi lai kich thuoc cho cua so. Nhung cach thuc Windows thuc hien mot so doi hoi yeu cau dieu khien chuot chinh xac cung co the gay phien ha kha nhieu cho nguoi dung.
Day la y tuong kha don gian va co the giai quyet duoc 80% van de. Chuyen gi se xay ra neu Apple tao ca hai goc thap hon cho cua so co the keo cua Mac? Chuyen gi se xay ra neu thuc hien cho ca bon goc? Chi la y tuong goi y, co the no khong dang ke gi.
9. Cac phim Backspace va Delete
The gioi co hang trieu may tinh co phim Backspace (xoa trai) va Delete (xoa phai). Nhung trong may tinh xach tay cua Mac thi chi co mot phim Backspace (con goi la "Delete" trong Mac). Dieu nay gay kha nhieu buc minh cho nguoi su dung, nhat la cac bien tap vien va nha van. Du biet rang Fn-Delete cung thuc hien chuc nang xoa phai nhung do khong phai la giai phap huu hieu cho nhung nguoi danh may.
Tu lau the gioi da thua nhan ban phim cua IBM la tieu chuan phu hop va pho bien rong rai nhat. Vi sao Apple lai khong chap nhan tieu chuan do? Co le la vi chua co ai thuc su keu ca ve ban phim Apple.
Doi voi nguoi dung Windows thi lai khac. Ho thuc su buc minh voi ban phim Mac notebook, nhat la van de thieu phim xoa phai. Chung toi khuyen ban nen su dung phan mem mien phi Preference Pane co ten goi "Double Command" do Michael Baltaks viet.
Su dung chuong trinh nay ban co the bien doi mot phim thanh phim Delete. Giu phim Function (chuc nang) va an phim muon chuyen doi co ky hieu gach cheo, ban se khong bi mat chuc nang do. DoubleCommand cung cho phep ban chuyen to hop phim Shift-Delete thanh phim xoa sau. Con co nhieu tuy chinh khac co the ban cung se thich.
8. Cai dat may in
Chuong trinh cau hinh may in trong OS X de gay nham lan. Boi vi cac man hinh cau hinh may in lam viec khong he giong nhu phong cach Mac cua Apple. Ban co the thuc hien tot hon no.
7. Khong nhat quan giao dien nguoi dung (UI)
Mo iTunes, Safari va Mail ra, ca ba chuong trinh nay deu la cua Apple, nhung chung trong lai kha khac nhau. Safari giong nhu cac ung dung Apple khac (Finder, Address Book) su dung giao dien kieu brushed-metal (trai theo kieu duong tau). iTunes lai co khung xam theo kieu gun-metal (kieu sung) va cac thanh cuon khong bong. Mail thi ket hop ca mau xam cua brushed-metal va gun-metal voi cac thanh cuon mau xanh sang bong truyen thong. Apple duoc cho la ong vua giao dien trong nhieu linh vuc. Nhung ba ung dung tu cung mot cong ty duoc dung rong rai nay co nen trong qua khac nhau? Doi khi tinh nhat quan cung rat dang quan tam.
6. Man hinh laptop mo
 Ban co the thay doi che do anh sang man hinh trong Energy Saver, thiet lap no mo dan truoc khi may tinh tat. Hoac ban co the thiet lap de su dung anh sang yeu hon khi pin manh. (Do la mot cach tiet kiem nang luong cho pin laptop). Nhung dang tiec khong phai luc nao cac thiet lap ban thuc hien cung hoat dong nhu y muon. Man hinh se van mo di trong khoang 3-4 phut cho du ban can thiep, su dung pin manh hay nguon dien AC hay khong. Den nay co the noi rang che do mo hoa tu dong man hinh khong the cau hinh cho nguoi dung. Apple xay dung chuc nang mo dan khi tat kha thong minh ngay ca neu ban dang xem mot dia DVD. Nhung dang tiec no lai gay ra su buc minh ma nguoi dung co the thang tay bo no di.
5. Quan ly chuc nang View Columns cua Finder, van de so 1
Chuc nang "xem cot" (view columns) cua Finder cung cap cau truc hien thi co thu tu cho cac thu muc lien ke kha dep mat va tien dung. Ban co the thay va hieu duoc ngay lap tuc. No cung co the cuon tu dong dung toi diem ban kich o tung muc noi tiep. Nhung co ba khia canh kho chiu o day. Thu nhat la doi khi pham vi cot mo ra qua hep khien ban kho doc noi dung thu muc va file cua no. Apple chi dat cac diem chot o cuoi tung cot. Nen thiet lap toan bo bo phan tach cot. It nhat cung nen co cac diem chot o dau va cuoi tung cot.
4. Quan ly chuc nang View Columns cua Finder, van de so 2
Van de thu hai la cac cot co gang tu dong mo rong kich thuoc de hien thi day du (hoac day du hon) ten cac thu muc va file ben trong chung. Neu ban an phim Option (tuy chon) khi dang keo mot diem chot sang phai hoac trai, Finder se mo rong tat ca cot cung mot luc. Do la mot so giup do huu ich, nhung khong phai la ly tuong.
3. Quan ly chuc nang View Columns cua Finder, van de so 3
Van de thu ba co the xuat hien khi cua so "Column view Finder" (xem cot) duoc mo ra nhu la mot phan cua hop thoai ung dung. Trong thiet lap nay, khi di sau vao cau truc phan bac thu muc, co the ban se thay rang mat ben trai cua cua so Finder duoc dua ra khoi man hinh. Do la do cac diem bat dau duoc neo chat trong vi tri cua hop thoai ung dung. Doi khi ban cung se thay rang cac nut can an (nhu Save, Open, New Folder, …) thuong nam trong cac man hinh tat o mot noi nao do moi khi ban dinh huong de chuyen toi vi tri phu hop trong cac thu muc co thu bac. Du dieu do khong xay ra thuong xuyen nhung nhu the cung la kha te.
2. Lenh Cut cua Finder
Khong co cach nao de Cut (cat) mot file trong Finder. Cach dung pho bien trong Windows la Edit > Cut va Edit > Paste de chuyen mot file tu vi tri nay sang vi tri khac. Con Finder thuc hien tuong doi de bang cach keo va tha. Nhung doi khi cach do rat bat tien, nhat la tren cac man hinh Mac nho. Trong truong hop do, de cat duoc mot file tren mot cua so, ban nen xac dinh huong toi cua so khac va dan file voi nhieu kha nang tuy chon. Du Finder cung cap cau lenh Cut trong menu Edit cua no nhung cau lenh nay khong lam viec tren file. Neu ban dung lenh ban phim de thay the (Ctrl+X va Ctrl+V chang han), no se de lai file ban dau dung cho. Noi cach khac luc do no thuc hien cau lenh Copy chu khong phai Cut.
1. Refresh Finder dong
Mot trong nhung chuc nang tot nhat cua Mac la hau het cac thay doi ban thuc hien deu co hieu qua ngay lap tuc va tu dong duoc update dong cho tat ca moi he dieu hanh mo. O nhieu noi trong he dieu hanh, ban khong phai kich vao "Save" hay "OK" hay khoi dong lai may tinh de cac thay doi co tac dung. Chi mot cho chung toi tim ra rang no khong dong bo nhu cac thanh phan khac cua Finder, khong the tu dong update dong cac thay doi da co trong he dieu hanh mo. Neu co the, thiet nghi Apple nen nang cap de toan bo thanh phan deu update tu dong duoc 100%. Neu cac nha che tao Mac khong the lam dieu do, it nhat ho cung nen bo sung them tuy chon Refresh cho Finder. Theo Computer World, Quan Tri Mang Article source http://w4rum.com/470.t
| 