2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Semaphores rau kev sib nrig sib cais yog ib pawg ntawm tag nrho cov semaphores. Lawv siv txhawm rau nkag mus rau cov peev txheej, feem ntau. … Pib tag nrho cov txheej txheem thiab teeb liab lub semaphore ib zaug. Ib qho ntawm cov txheej txheem tos yuav tau mus; ces nws yuav teeb liab lub semaphore, thiab lwm txoj kev tos yuav mus; etc.
Lub semaphore siv kev sib nrig sib cais li cas?
Yuav muab kev sib nrig sib cais rau kev siv cov peev txheej xws li cov npe sib txuas, cov txheej txheem tsim ib lub semaphore uas muaj thawj suav ntawm 1. Ua ntej nkag mus rau cov peev txheej sib koom, cov txheej txheem hu tos ntawm semaphore, thiab hu xov tooj tom qab nws tau nkag mus.
Semaphore siv li cas thaum 2 txheej txheem uas xav tau kev sib nrig sib cais?
Ob tus txheej txheem tuaj yeem siv kev sib nrig sib cais los ntawm kev siv a binary semaphore. Cov seem tseem ceeb yog bracketed los ntawm P(S) thiab V(S). P(S) yog qhov nkag los yog qhib bracket; V(S) yog qhov kev tawm los yog kaw. Rau ob txheej txheem nrog binary semaphore: Yog tias S=1, ces ob txheej txheem tsis ua nws qhov tseem ceeb.
Puas binary semaphore muab kev sib nrig sib cais?
Txawm li cas los xij, Binary Semaphore nruj me ntsis muab kev sib nrig sib cais. Ntawm no, es tsis txhob muaj ntau dua 1 qhov muaj nyob rau hauv ntu tseem ceeb, peb tsuas tuaj yeem muaj ntau tshaj 1 txheej txheem hauv ntu tseem ceeb. Lub semaphore tuaj yeem muaj ob qhov txiaj ntsig xwb, 0 lossis 1. Cia peb saib cov programmingKev siv ntawm Binary Semaphore.
Lub hom phiaj ntawm kev siv semaphore yog dab tsi?
A semaphore yog qhov sib txawv ntawm cov lej sib txawv, sib koom ntawm ntau cov txheej txheem. Lub hom phiaj tseem ceeb ntawm kev siv semaphore yog txheej txheem synchronization thiab nkag mus rau kev tswj hwm rau cov peev txheej hauv ib puag ncig ib puag ncig. Tus nqi pib ntawm semaphore nyob ntawm qhov teeb meem ntawm tes.
Pom zoo:
Puas yog kev sib ntaus sib tua ntawm kev sib ntaus sib tua?
Kev sib ntaus sib tua ntawm Hastings, uas Anglo-Saxon huab tais Harold II tau sim tiv thaiv nws lub tebchaws los ntawm kev tawm tsam ntawm William, duke ntawm Normandy (tom qab hu ua William tus Conqueror), tau tshwm sim rau 14 October 1066.
Yuav ua li cas txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau pom kev pom?
Txawm li cas los xij, corneal collagen cross-linking - cov txheej txheem qib siab tau pom zoo los ntawm US Food and Drug Administration (FDA) hauv xyoo 2016 - tuaj yeem txhim kho qhov pom kev hauv cov neeg mob txhua hnub nyoog. Corneal collagen cross-linking (CXL) tsis yog kho rau keratoconus, tab sis nws tuaj yeem pab tiv thaiv tus mob kom tsis txhob mob hnyav.
Puas yog kev cais cais ua rau muaj kev tsov rog?
Sectionalism yog qhov laj thawj tseem ceeb ntawm Tebchaws Meskas Kev Tsov Rogvim tias nws yog ib qho tseem ceeb rau kev tsim lub neej yav qab teb nrog rau kev hloov pauv nws txoj kev coj noj coj ua, tsis yog qhov teeb meem ntawm kev ua cev qhev, uas tsuas cuam tshuam ib feem me me ntawm cov neeg sab qab teb.
Dab tsi tiv thaiv kev sib cais dna strands los ntawm kev sib txuas?
Single strand binding proteins tiv thaiv cov kab sib cais los ntawm kev rov ua kom rov qab los ntawm kev sib txuas ntawm rab rawg replication diav rawg Cov txheej txheem rov ua dua yog tus qauv uas tsim nyob rau hauv ntev helical DNA thaum lub sij hawm DNA replication.
Vim li cas kev sib cais tsis cuam tshuam txog kev pabcuam cov neeg siv khoom?
Kev tsis sib cais txhais tau hais tias kev tsim khoom thiab kev siv cov kev pabcuam tsis tuaj yeem sib cais los ntawm tus muab kev pabcuam. Nws tseem xav kom tus neeg siv khoom siv lub cev koom nrog kev siv cov kev pabcuam. Yog li ntawd txhais tau tias txhua feem ntawm qhov kev paub yog khi ua ke.
