Video: Dab tsi yog qhov kev siv ntawm stub?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A stub yog ib qho kev pab cuam me me uas hloov pauv rau qhov kev pab cuam ntev dua, tej zaum yuav tsum tau thauj khoom tom qab lossis qhov chaw nyob deb. Piv txwv li, ib qho program uas siv Cov Txheej Txheem Chaw Taws Teeb Hu (RPC) tau suav nrog stubs uas hloov rau qhov kev pab cuam uas muab cov txheej txheem thov.
Tsis tas li ntawd, dab tsi yog lub luag haujlwm?
A stub yog a muaj nuj nqi uas muaj qhov xav tau kos npe (piv txwv li lub npe thiab cov lus pom zoo), tab sis kev siv tsis tiav. A stub muaj nuj nqi muab tso rau hauv qhov chaw kom cov code uas hu lub muaj nuj nqi tuaj yeem kuaj ua ntej hu muaj nuj nqi yog sau tag nrho. Piv txwv: muaj nuj nqi balanceBudget(hauv xyoo) {
Tom qab ntawd, lo lus nug yog, dab tsi yog lub cev pob txha? - A stub yog ib yam khoom nyob deb ntawm tus neeg siv khoom. Qhov no stub siv tag nrho cov interfaces uas tej thaj chaw deb khoom siv txhawb. - A cev pob txha yog ib yam khoom nyob deb ntawm lub server-sab. Qhov no stub muaj cov txheej txheem uas invokes dispatch hu mus rau tej thaj chaw deb siv cov khoom.
Yog li ntawd, lub ntsiab lus ntawm stub out yog dab tsi?
stub out . phrasal lus. Thaum ib tug stubs tawm ib tug luam yeeb, lawv muab tso rau nws tawm los ntawm nias nws tawm tsam ib yam dab tsi nyuaj. Cov paib hla ntawm qhov nkag ceeb toom txhua tus neeg tuaj xyuas stub out lawv luam yeeb. [Cov stubs ua haujlwm li cas?
A stub yog ib qho me me ntawm cov cai uas siv qhov chaw ntawm lwm qhov kev tivthaiv thaum kuaj. Qhov txiaj ntsig ntawm kev siv a stub yog tias nws rov qab cov txiaj ntsig zoo ib yam, ua rau qhov kev xeem yooj yim sau. Thiab koj tuaj yeem khiav kev sim txawm tias lwm yam tsis yog ua haujlwm tseem.
Pom zoo:
Dab tsi ntawm cov hauv qab no yog qhov zoo ntawm kev siv cov khoom siv pom kev hauv kev hais lus?
Qhov txiaj ntsig tseem ceeb ntawm kev siv cov khoom siv pom hauv koj cov lus hais yog tias lawv ua kom cov neeg tuaj saib muaj kev txaus siab, hloov kev mloog ntawm tus neeg hais lus, thiab ua rau tus neeg hais lus muaj kev ntseeg siab ntau dua hauv kev nthuav qhia tag nrho
Dab tsi yog qhov sib txawv loj ntawm kev txheeb xyuas qhov yuam kev thiab kev kho cov lej yuam kev?
Ob qhov kev tshawb nrhiav qhov yuam kev thiab kev kho qhov yuam kev yuav tsum muaj qee qhov ntawm cov ntaub ntawv rov qab xa mus nrog cov ntaub ntawv tiag tiag; kev kho yuav tsum muaj ntau tshaj li kev tshawb nrhiav. Parity bits yog ib txoj hauv kev yooj yim rau kev tshawb nrhiav qhov yuam kev. Ib qho parity me ntsis yog ib qho ntxiv me ntsis xa nrog cov ntaub ntawv uas tsuas yog 1-ntsis suav ntawm cov ntaub ntawv
Dab tsi yog qhov txawv ntawm cov neeg siv kev paub thiab kev paub ntawm cov neeg siv khoom?
User Experience (UX) cuam tshuam nrog tib neeg cuam tshuam nrog koj cov khoom thiab cov kev paub uas lawv tau txais los ntawm kev sib cuam tshuam. Customer Experience (CX), incontrast, encompasses tag nrho cov kev sib cuam tshuam ib tug neeg muaj nrog koj hom
Dab tsi yog qhov dav thawj qhov kev tshawb nrhiav thiab qhov tob thawj qhov kev tshawb fawb?
BFS sawv rau Breadth First Search. DFS sawv cev rau Kev Tshawb Nrhiav Qhov tob. 2. BFS (Breadth First Search) siv Queue cov qauv ntaub ntawv los nrhiav txoj hauv kev luv tshaj. BFS tuaj yeem siv los nrhiav ib qhov chaw luv tshaj plaws hauv cov duab tsis hnyav, vim tias hauv BFS, peb mus txog qhov kawg uas muaj qhov tsawg kawg nkaus ntawm cov npoo los ntawm qhov chaw vertex
Dab tsi yog qhov tseem ceeb ntawm kev siv kev coj ncaj ncees rau cov ntaub ntawv kev ruaj ntseg?
Rau cov kws tshaj lij kev ruaj ntseg cov ntaub ntawv, muaj ob lub hom phiaj tseem ceeb thaum nws los txog rau cov ntaub ntawv tseem ceeb: tiv thaiv nws thiab paub txog nws qhov chaw. Cov koom haum tsis tuaj yeem xav tias cov ntaub ntawv raug cai lossis tau txais los ntawm kev coj ncaj ncees