Video: Puas yog http synchronous?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
HTTP yog a synchronous raws tu qauv: tus neeg thov kev thov thiab tos rau cov lus teb. Nyob rau hauv sib piv rau HTTP , cov lus hla (piv txwv li dhau AMQP, lossis nruab nrab ntawm Akka cov neeg ua yeeb yam) yog asynchronous. Raws li tus neeg xa khoom, feem ntau koj tsis tos kom teb.
Hauv qhov no, yog HTTP POST synchronous lossis asynchronous?
HTTP yog synchronous hauv kev nkag siab tias txhua thov tau teb, tab sis asynchronous hauv kev nkag siab tias kev thov siv sijhawm ntev thiab ntau qhov kev thov tuaj yeem ua tiav ua ke.
Tsis tas li ntawd, qhov kev thov synchronous yog dab tsi? Synchronous : A synchronous thov thaiv tus neeg siv khoom kom txog thaum ua tiav. Nyob rau hauv tas li ntawd, javascript engine ntawm lub browser raug thaiv. Asynchronous Ib qho asynchronous thov tsis thaiv tus neeg siv khoom xws li browser yog teb. Lub sijhawm ntawd, tus neeg siv tuaj yeem ua lwm yam haujlwm.
Tsis tas li ntawd, puas yog REST API synchronous?
REST cov kev pab cuam tsis muaj dab tsi ua nrog Synchronous los yog asynchronous. Client Side: Cov neeg hu xov tooj yuav tsum txhawb nqa asynchronous kom ua tiav nws zoo li AJAX hauv browser. Yog, koj tuaj yeem muaj Asynchronous thiab Synchronous Web Service. Koj tuaj yeem siv ib qho ntawm cov txheej txheem xws li Restlet, JAXB, JAX-RS.
Puas yog JS synchronous lossis asynchronous?
JavaScript yog ib txwm synchronous thiab ib leeg xov. JavaScript yog xwb asynchronous hauv kev nkag siab tias nws tuaj yeem ua, piv txwv li, Ajax hu. Kev hu xov tooj Ajax yuav tsum tso tseg thiab lwm tus lej yuav tuaj yeem ua tiav kom txog thaum hu rov qab (ua tiav lossis lwm yam), thaum lub sijhawm hu rov qab yuav khiav. synchronously.
Pom zoo:
Yuav ua li cas yog logging synchronous Cisco?
Lub loggging synchronous hais kom ua yog siv los synchronize unsolicited lus thiab debug tso zis nrog solicited Cisco IOS Software tso zis. Thaum lub syslog logging tsis ua hauj lwm, disabling lub loggging synchronous hais kom ua nyob rau hauv lub console kab yuav ua rau kev txiav txim rov qab
Dab tsi yog synchronous thiab asynchronous counter?
Nyob rau hauv lub asynchronous counter, ib qho kev tshwm sim sab nraud yog siv ncaj qha SET lossis CLEAR lub flip-flop thaum nws tshwm sim. Hauv asynchronous counter li cas los xij, qhov kev tshwm sim sab nraud yog siv los tsim cov mem tes uas yog synchronized nrog lub moos sab hauv. Ib qho piv txwv ntawm asynchronous counter yog ripplecounter
Puas yog so synchronous lossis asynchronous?
REST web service tsis muaj dab tsi tab sis hu rau HTTP. Cov kev pabcuam REST tsis muaj dab tsi ua nrog ua synchronous lossis asynchronous. Client Side: Cov neeg hu xov tooj yuav tsum txhawb nqa asynchronous kom ua tiav nws zoo li AJAX hauv browser. Server Side: Multi- Xov ib puag ncig / Tsis thaiv IO yog siv los ua kom tiav cov kev pabcuam asynchronous
Dab tsi yog qhov txawv ntawm kev thov synchronous thiab asynchronous thov?
Synchronous: Ib qho kev thov synchronous thaiv tus neeg siv khoom kom txog thaum ua haujlwm tiav. Asynchronous Ib qho kev thov asynchronous tsis thaiv tus neeg siv khoom xws li browser teb. Lub sijhawm ntawd, tus neeg siv tuaj yeem ua lwm yam haujlwm. Hauv qhov xwm txheej zoo li no, javascript cav ntawm browser tsis raug thaiv
Puas yog SQS synchronous?
Peb xav tsis thoob, tom qab ntawd, nrhiav pom tias ntau tus neeg siv khoom siv SQS hauv synchronous workflows. Cov kev pabcuam khaws cia cov lus ntev txog 14 hnub nrog kev ua haujlwm siab, tab sis cov lus hauv synchronous workflow feem ntau yuav tsum tau ua tiav hauv ob peb feeb, lossis txawm tias vib nas this