Cov txheej txheem:
- Yuav tsum ViewModel muaj logic?
- ViewModel yuav tsum muaj dab tsi?
- Puas ViewModel muaj kev lag luam logic?
- Yuav tsum ViewModel muaj qhov cuam tshuam?
Video: Yuav tsum saib qauv muaj logic?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
1 Teb. Lus teb luv luv, Yes.
Yuav tsum ViewModel muaj logic?
Txoj hauj lwm ntawm ViewModel tej zaum yuav tig qhov nyiaj tshuav rau hauv txoj hlua uas siv los ua kev khi rau hauv Saib. Koj xav khaws ntau qhov laj thawj tawm ntawm ViewModel li sai tau kom koj cov cai rov siv tau thiab xoob ua ke. Kuv tsis pom zoo rau qhov no. Ib tus qauv yuav tsum muaj lub hom phiaj tsuas yog muaj cov khoom vim tias cov qauv sawv cev rau cov ntaub ntawv
ViewModel yuav tsum muaj dab tsi?
Qhov yooj yim tshaj plaws ntawm tus qauv saib kom nkag siab yog ib qho uas ncaj qha sawv cev rau kev tswj lossis lub vijtsam hauv 1: 1 kev sib raug zoo, xws li hauv "screen XYZ muaj lub thawv ntawv, ib lub npe, thiab peb lub nyees khawm, yog li tus qauv xav tau ib txoj hlua, ib phau, thiab peb cov lus txib" Lwm yam khoom uas haum rau hauv cov qauv saib yog …
Puas ViewModel muaj kev lag luam logic?
ViewModel: ViewModel yog txheej nruab nrab ntawm qhov pom thiab qauv. ViewModel muaj cov kev lag luam logic, uas tswj cov ntaub ntawv kab los qhia hauv qhov pom. Txhua yam kev ua haujlwm thiab cov txheej txheem yuav tsum yog nyob rau hauv tus qauv saib. Lub iNotifyPropertyChanged interface yog siv hauv ViewModel kom ua tiav ob txoj kev khi.
Yuav tsum ViewModel muaj qhov cuam tshuam?
3 Teb. Interfacing koj VieWMModels muab rau koj cov txiaj ntsig ntawm kev thuam lawv hauv kev sim, cuam tshuam koj cov Views zoo li qee qhov overkill tiag. Koj yuav tsis hloov koj cov kev xav thiab kev ntsuam xyuas UI tuaj yeem ua tiav ntawm kev thuam ntawm koj tus ViewModel yog li koj yuav tsis xav tau cuam tshuamlawv kuv xav. Nws yog ib qho overkill.
Pom zoo:
Yuav tsum muaj txoj kev loj hauv lub xeev yuav tsum muaj peev txheej?
Federal yeej ib txwm muaj peev txheej thaum xarau Tsoom Fwv Teb Chaws. … Interstate System of Highways thiab cov ntaub ntawv hauv qab no ntawm Interstate yeej ib txwm muaj peev txheej: Cov Txheej Txheem Hauv Xeev, Lub Tebchaws Txoj Kev Sib Koom Tes thiab Kev Tiv Thaiv Kev Loj, National System of Interstate Highways, thiab Interstate Highway System .
Yuav ua li cas cov thawj coj yuav tsum muaj daim qauv ntawm lub siab nyiam?
Pom tseeb, tus thawj coj yuav tsum muaj daim ntawv theej ntawm lub siab nyiam Nws yog lub luag haujlwm rau kev daws tus neeg tuag lub cuab yeej raws li nws cov lus. Nws yuav tsum tshuaj xyuas kom nkag siab tias cov neeg tau txais txiaj ntsig yog leej twg thiab kawm txog cov kev txwv tshwj xeeb lossis cov lus qhia uas yuav muaj nyob ntawm lawv cov cuab yeej cuab tam .
Yuav tsum kho koj txoj haujlwm yuav tsum tau ua los ntawm tus thawj saib xyuas?
Teb: Kev ntxhov siab ntawm kev ua haujlwm, kev kho koj txoj haujlwm yuav tsum xav tau los ntawm tus thawj saib xyuas thiab nws yuav tsum tau ua raws li qhov ua yuam kev. Kev piav qhia: Yog lawm, tus thawj saib xyuas yuav tsum tau saib xyuas qhov ua yuam kev vim yog ib txoj haujlwm tseem ceeb ntawm tus thawj saib xyuas .
Yuav tsum muaj pes tsawg tus perches yuav tsum muaj cockatiel?
Koj lub tawb cockatiel yuav tsum muaj tsawg kawg yog ob lossis peb lub perchesntawm ntau qhov ntau thiab tsawg, duab thiab textures kom nws ob txhais taw noj qab nyob zoo thiab muaj zog. Xyuas kom cov perches tuab txaus rau cov noog kom sawv ntsug zoo rau lawv yam tsis poob nws qhov sib npaug .
Yuav tsum tau saib xyuas software yuav tsum tau nqis peev?
Thaum kawg, ib zaug kev txhim kho tiav thiab software tau tsim tawm rau cov neeg siv khoom, peev nyiaj tsis tsim nyog lawm vim tias cov nqi seem yog suav tias yog kev saib xyuas thiab kev txhawb nqa txuas ntxiv. Cov nqi no ib txwm yuav tsum raug them raws li lawv tau tshwm sim .
