Vertical bias yog dab tsi?
Vertical bias yog dab tsi?

Video: Vertical bias yog dab tsi?

Video: Vertical bias yog dab tsi?
Video: Npawg lem & MaNa Xiong - Cog lus zaum kawg [ nkauj tshiab 2022 ] new song 2024, Kaum ib hlis
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Tus nqi koj teem raws li kab rov tav los yog ntsug bias yog tus lej ntawm 0 thiab 1, sawv cev rau feem pua, qhov twg ze tshaj rau 0 txhais tau tias ntau dua tsis ncaj ncees lawm mus rau sab laug (kab rov tav) los yog sab saum toj txwv ( ntsug ) thiab qhov ze tshaj rau 1 txhais tau tias ntau dua tsis ncaj ncees lawm mus rau sab xis (kab rov tav) lossis qis qis ( ntsug ).

Ib yam li ntawd ib tug yuav nug, kab rov tav bias yog dab tsi?

Kab rov tav Bias Qhov no tso cai rau peb mus position ib tug saib nyob rau hauv kab rov tav axis siv a bias tus nqi, qhov no yuav txheeb ze rau nws txoj haujlwm txwv.

Kuj Paub, Dab tsi yog kev tsis ncaj ncees hauv Android? hu ua " bias ” hom kev txwv no ua haujlwm nyob rau hauv cov nqe lus ntawm qhov sib piv, qhia raws li feem pua thiab tso tawm raws li cov kab zig-zag: Txhawm rau siv nws koj yuav tsum tsim ob qho kev txwv uas "sib ntaus" ib leeg.

Ib yam li ib tug yuav nug, ConstraintLayout yog dab tsi?

A ConstraintLayout yog a hauv . saib. ViewGroup uas tso cai rau koj los ua haujlwm thiab loj widgets nyob rau hauv txoj kev hloov tau. Nco tseg: ConstraintLayout yog muaj raws li lub tsev qiv ntawv txhawb nqa uas koj tuaj yeem siv rau Android systems pib nrog API qib 9 (Gingerbread).

Qhov txawv ntawm ConstraintLayout yog dab tsi?

ConstraintLayout muaj kev pom zoo hierarchy tsis zoo li lwm cov layouts, yog li ua tau zoo dua li cov txheeb ze layout. Yog, qhov no yog qhov zoo tshaj plaws ntawm Constraint Layout , tsuas yog ib qho layout tuaj yeem tswj koj UI. Qhov twg nyob rau hauv tus txheeb ze layout koj xav tau ntau nested layouts (LinearLayout + RelativeLayout).

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