Video: Yuav ua li cas threads tuaj yeem pab nrog kev ua haujlwm ntawm daim ntawv thov?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Xov pab koj daim ntawv thov rau ua ntau yam haujlwm tib lub sijhawm. Qhov no yog vim li cas xov feem ntau yog lub hauv paus ntawm scalability thiab kev ua tau zoo teeb meem. Yog hais tias koj lub cev nyob rau hauv siab load, nws ua tau khiav mus rau hauv xov - xauv cov teeb meem uas tiv thaiv upward linear scaling ntawm koj daim ntawv thov.
Ib yam li ntawd, multithreading ua haujlwm zoo li cas?
Multithreading tso cai tso qee cov haujlwm hauv cov xov sib txawv kom lawv tsis txhob cuam tshuam ib leeg. Ntxiv mus, qhov no tso cai rau cais cov haujlwm hnyav (xws li kev ua cov ntaub ntawv) los ntawm cov haujlwm tseem ceeb app (xws li interface kev ua tau zoo ). Vim li ntawd, koj lub interface tuaj yeem ua haujlwm sai dua.
Qhov thib ob, vim li cas cov xov feem ntau nrawm dua los tsim dua cov txheej txheem? Thaum koj hais xov yog sai dua , nws yog qhov txawv ceev ” tias nws yog. Txheej txheem creation yog ib tug kev pab cuam intensive kev khiav hauj lwm, nyob rau hauv cov nqe lus ntawm lub cim xeeb faib thiab inter txheej txheem kev sib txuas lus kuj tseem kim heev thaum lawv xav tau sib qhia cov ntaub ntawv. Li no nws tshwm li xov ua sai dua cov txheej txheem.
Tom qab ntawd, threads ua haujlwm li cas?
A xov yog qhov kev ua tiav hauv ib qho txheej txheem. Ib txheej txheem ua tau muaj nyob qhov twg los ntawm ib tug xwb xov rau ntau xov . Thaum tus txheej txheem pib, nws tau muab lub cim xeeb thiab cov peev txheej. Txhua xov nyob rau hauv tus txheej txheem qhia tias nco thiab kev pab.
Dab tsi yog kev siv xov hauv Android?
Thaum ib daim ntawv thov yog launched nyob rau hauv Android , nws tsim thawj xov ntawm kev tua, hu ua "main" xov . Lub ntsiab xov yog lub luag haujlwm rau xa cov xwm txheej mus rau qhov tsim nyog tus neeg siv interface widgets nrog rau kev sib txuas lus nrog cov khoom siv los ntawm Android UI toolkit.
Pom zoo:
Kuv tuaj yeem thov SAP daim ntawv tso cai los ntawm qib OS li cas?
Nruab SAP Daim Ntawv Tso Cai los ntawm OS Level (SAPLICENSE) SAP SYSTEM NAME = PRD. Qhia kom meej koj qhov system cim tshwj xeeb: Yog tias koj tsis muaj tus lej system teev cia tsuas yog nias nkag mus. SYSTEM-NR = Qhia koj tus yuam sij kho vajtse: HARDWARE KEY = D1889390344. Qhia koj tus lej nruab: INSTALLATION NO = 0005500021. Qhia koj hnub tas sijhawm: EXPIRATION_DATE [YYYYMMDD] = 99991231
Dab tsi ntawm cov hauv qab no yog hais txog cov txheej txheem ntawm tus kheej muaj cov kev pabcuam uas sib txuas lus los tsim ib daim ntawv thov software ua haujlwm?
Ib qho kev pabcuam-oriented architecture yog teeb tsa cov kev pabcuam tus kheej uas sib txuas lus nrog ib leeg los tsim ib daim ntawv thov software ua haujlwm. Nyob rau hauv ib tug ntau-tiered network: kev ua hauj lwm ntawm tag nrho cov network yog sib npaug ntawm ntau theem ntawm servers
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