Ziziphi iintlobo zokubuya kwe-Startactivityforresult () kwi-android?
Iinketho 1) RESULT_OK 2) RESULT_CANCEL 3) RESULT_CRASH 4) A & B.
Yintoni injongo ye-super onCreate () kwi-Android Mcq?
Umbuzo 9 - Yintoni injongo ye-super. onYenza () kwi-android? Eyona super. onCreate() izakwenza ifestile yomzobo yodidi olusezantsi kunye nendawo kwi-onCreate() indlela.
Yintoni umsebenzi kwi-Android Mcq?
A) Umsebenzi yifestile equlathe ujongano lomsebenzisi wesicelo sakho. … Isicelo sinokuba neqanda okanye imisebenzi emininzi. C) Isicelo sinokuba nomsebenzi omnye kuphela. D) Ukhetho A no-B luchanekile.
Zeziphi iindlela zokulungisa iimpazamo ezikhoyo kwi-Android?
Ukulungiswa kweempazamo kwi-Android Studio
- Qala ukulungisa ingxaki. Xa ufuna ukuqalisa imo yokulungisa ingxaki, qala uqiniseke ukuba isixhobo sakho simiselwe ukulungisa ingxaki kwaye siqhagamshelwe kwi-USB, kwaye uvule iprojekthi yakho kwi-Android Studio (AS) kwaye ucofe nje i-icon ye-Debug. …
- Debug usebenzisa iiLog. Eyona ndlela ilula yokulungisa ikhowudi yakho kukusebenzisa iLog. …
- Logcat. …
- Iindawo zokuqhawula.
I-4 февр. 2016 г.
Ndiyisebenzisa njani i-startActivityForResult?
Indlela ye-android yokuqalisa i-ActivityForResult, ifuna isiphumo somsebenzi wesibini (umsebenzi oza kubhengezwa). Kwimeko enjalo, kufuneka sibhale ngaphezulu indlela ye-OnActivityResult ecelwe ngokuzenzekelayo xa umsebenzi wesibini ubuyisela iziphumo.
Ngawaphi amacandelo aphambili kwi-Android?
Intshayelelo. Kukho amacandelo amane aphambili e-Android app: imisebenzi , iinkonzo , ababoneleli bomxholo , kunye nabamkeli bosasazo . Nanini na xa usenza okanye usebenzisa nayiphi na kuzo, kuya kufuneka ubandakanye izinto kumboniso weprojekthi.
Yintoni indlela ye-onCreate Android?
Yenza ()
Ekudalweni komsebenzi, umsebenzi ungena kwimo eYiliweyo. Kwindlela ye-onCreate (), wenza isiseko sokuqalisa isicelo esinokuthi senzeke kube kanye kuphela kubomi bonke bomsebenzi.
Ngaba kunokwenzeka umsebenzi ngaphandle kwe-UI kwi-Android?
Impendulo nguewe inokwenzeka. Imisebenzi akufuneki ibe ne-UI. Ikhankanyiwe kuxwebhu, umz: Umsebenzi yinto enye, egxininisiweyo anokuyenza umsebenzisi.
Lithini igama lepakethe yomxhasi weHTTP kwi-Android?
I-Android ibandakanya abathengi ababini be-HTTP: i-HttpURLConnection kunye ne-Apache HTTP Client. Zombini zixhasa i-HTTPS, ukulayishwa kokusasazwa kunye nokukhutshelwa, ixesha lokuphuma, i-IPv6 kunye nokudibanisa ukudibanisa.
Uwubulala njani umsebenzi?
Qalisa isicelo sakho, vula uMsebenzi omtsha, yenza umsebenzi othile. Cofa iqhosha laseKhaya (isicelo siya kuba ngasemva, kwimeko yokumiswa). Bulala iSicelo - eyona ndlela ilula kukucofa nje iqhosha elibomvu elithi "yeka" kwi-Android Studio. Buyela emva kwisicelo sakho (ukuqaliswa kusetyenziso lwakutsha nje).
Yintoni i-ANR Android?
Xa umsonto we-UI we-app ye-Android uvaliwe ixesha elide, impazamo "yeSicelo esingaphenduliyo" (ANR) iyaqaliswa. Ukuba usetyenziso lungaphambili, inkqubo ibonisa incoko yababini kumsebenzisi, njengoko kubonisiwe kumfanekiso 1. Incoko yababini yeANR inika umsebenzisi ithuba lokunyanzela ukuba ayeke usetyenziso.
Yintoni umsebenzi?
Umsebenzi ubonelela ngefestile apho i-app izoba i-UI yayo. Le festile igcwalisa ikhusi, kodwa inokuba ncinane kunekhusi kwaye idande phezu kwezinye iifestile. Ngokubanzi, umsebenzi omnye usebenzisa isikrini esinye kwi-app.
Yintoni i-USB Debugging kwi-Android?
Ngamafutshane, USB Debugging yindlela isixhobo Android ukunxibelelana Android SDK (Software Developer Kit) phezu uxhumano USB. Ivumela isixhobo se-Android ukuba sifumane imiyalelo, iifayile, kunye nokunye okunjalo kwiPC, kwaye ivumela iPC ukuba itsale ulwazi olubalulekileyo njengeefayile zelog kwisixhobo se-Android.
Kuthetha ukuthini ukulungisa iimpazamo?
Ingcaciso: Ulungiso lweempazamo yinkqubo yokukhangela kunye nokususa iimpazamo ezikhoyo nezinokwenzeka (ekwabizwa ngokuba 'ziimpazamo') kwikhowudi yesoftware enokubangela ukuba iziphathe ngokungalindelekanga okanye ingqube. … Izixhobo zokulungisa (ezibizwa ngokuba ziidebuggers) zisetyenziselwa ukuchonga iimpazamo zekhowudi kwizigaba ezahlukeneyo zophuhliso.
Yintoni usetyenziso lolungiso lweempazamo?
I-"debug app" yi-app ofuna ukuyilungisa. … Ngexesha ubona le ncoko yababini, unako (ukuseta amanqaku oqhawulo kwaye) uncamathele idebugger yakho, emva koko ukuqaliswa kwe-app kuya kuphinda kuqalise. Kukho iindlela ezimbini onokuthi usete ngayo i-app yakho yokulungisa ingxaki- usebenzisa iinketho zomphuhlisi kwiisetingi zesixhobo sakho okanye ngomyalelo we-adb.