Video: GetMapping thiab PostMapping yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Cov lus piav qhia rau daim phiaj HTTP GET thov mus rau cov txheej txheem tshwj xeeb. Tshwj xeeb, @ GetMapping yog ib qho annotation uas ua raws li qhov shortcut rau @RequestMapping(txoj kev = RequestMethod. GET). Txij li thaum: 4.3 Sau: Sam Brannen Saib Ntxiv: PostMapping , PutMapping, DeleteMapping, PatchMapping, RequestMapping.
Cov lus nug tseem yog, qhov txawv ntawm GetMapping thiab PostMapping yog dab tsi?
Los ntawm lub rooj sib tham naming peb tuaj yeem pom tias txhua qhov kev piav qhia yog txhais tau los ua cov lus thov nkag los ntawm hom, piv txwv li @ GetMapping yog siv los lis hom GET ntawm thov txoj kev, @ PostMapping yog siv los lis POST hom ntawm thov txoj kev, thiab lwm yam.
Qhov thib ob, vim li cas peb siv @PostMapping? @ PostMapping los lis HTTP POST Thov Daim Ntawv Ceeb Toom tias txoj kev lav phib xaub rau kev tuav HTTP POST thov yuav tsum tau sau tseg nrog @ PostMapping lus piav qhia. Daim ntawv ceeb toom yuav ua li cas @RequestBody annotation yog siv txhawm rau khij cov qauv kev sib cav uas cov ntaub ntawv JSON yuav raug hloov los ntawm Spring Framework.
Ib yam li ntawd, nws tau nug, @PostMapping yog dab tsi?
Cov lus piav qhia rau daim phiaj HTTP POST thov mus rau cov txheej txheem tshwj xeeb. Tshwj xeeb, @ PostMapping yog ib qho annotation uas ua raws li qhov shortcut rau @RequestMapping(txoj kev = RequestMethod.
@GetMapping yog dab tsi thaum caij nplooj ntoos hlav?
1.1. @Controller Annotation Caij nplooj ntoos hlav MVC muab cov lus piav qhia raws li txoj hauv kev uas koj tsis tas yuav txuas ntxiv ib chav hauv paus los nthuav qhia daim ntawv thov, thov kev nkag tsis tau, zam kev tuav, thiab ntau dua. @Controller yog cov lus piav qhia zoo sib xws uas kos ib chav kawm raws li tus neeg thov kev thov.
Pom zoo:
Cell referencing yog dab tsi thiab dab tsi yog qhov sib txawv ntawm kev xa tawm?
Muaj ob hom kev siv ntawm tes: txheeb ze thiab tsis meej. Cov txheeb ze thiab cov ntawv pov thawj tseeb coj txawv txawv thaum theej thiab sau rau lwm lub hlwb.Cov ntaub ntawv txheeb ze hloov thaum tus qauv raug theej rau lwm lub xovtooj. Cov ntaub ntawv tseeb, ntawm qhov tod tes, tseem nyob tas li txawm tias lawv tau theej qhov twg
Qhov txawv ntawm @RequestMapping thiab @PostMapping yog dab tsi?
Los ntawm lub rooj sib tham naming peb tuaj yeem pom tias txhua cov lus piav qhia yog txhais tau hais tias yuav ua raws li cov lus thov nkag tuaj, piv txwv li @GetMapping yog siv los tswj tau hom kev thov, @PostMapping yog siv los tswj POST hom kev thov txoj kev, thiab lwm yam
Social engineering yog dab tsi thiab nws lub hom phiaj yog dab tsi?
Social engineering yog lo lus siv rau ntau yam kev ua phem ua phem uas ua tiav los ntawm tib neeg kev sib cuam tshuam. Nws siv kev puas siab puas ntsws los ntxias cov neeg siv kom ua yuam kev kev ruaj ntseg lossis muab cov ntaub ntawv rhiab
Dab tsi yog qhov sib txawv ntawm lub thawv thiab lub thawv ntawv thiab lub thawv ntawv yog dab tsi?
Ib lub thawv thiab cov ntawv nplawm (qee zaum hu ua boxplot) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm tsib lub ntsiab lus. Nyob rau hauv ib lub thawv thiab whisker zajlus: qhov kawg ntawm lub thawv yog lub sab sauv thiab sab quartiles, yog li lub thawv spans lub interquartile ntau yam. qhov nruab nrab yog cim los ntawm ib txoj kab ntsug hauv lub thawv
Dab tsi yog qhov zoo sib xws thiab qhov txawv ntawm relays thiab PLC yog dab tsi?
Relays yog electro-mechanical keyboards uas muaj coil thiab ob hom kev sib cuag uas tsis yog NO & NC. Tab sis Programmable Logic Controller, PLC yog lub khoos phis tawj me uas tuaj yeem txiav txim siab raws li qhov kev zov me nyuam thiab nws cov tswv yim & tso tawm