Peb npaj koj qhov kev pom! Kev ua tau zoo nrog ONMA scout android app kev txhim kho yog lav.
Hu rau
Raws li Android programmer, Koj tuaj yeem pib pib lub tsev daim ntawv thov rau cov khoom siv txawb thiab tau txais txiaj ntsig zoo rau hauv ntau cov ncauj lus. Java, Kotlin, Xamarin, Qhib kev pab pawg, thiab Android Studio tsuas yog qee yam ntawm cov lus coding koj tuaj yeem ua tus tswv. Hauv tsab xov xwm no, Peb tseem yuav tham txog ntawm SDK thiab yuav siv nws los tsim cov ntawv thov muaj txiaj ntsig zoo tshaj plaws. Ntxiv rau, Peb yuav them rau qee qhov Open Spick Project koj tuaj yeem ua haujlwm nrog.
Yog tias koj tshiab rau kev txhim kho Android, Tom qab ntawd koj yuav tsum kawm paub tsim cov ntawv thov Android nrog Java Programmerer. Cov lus raug rau kev tsim cov apps Android yog java, Tab sis muaj ntau yam lwm yam. Kotlin tau nyuam qhuav dhau nws cov neeg sib tw sib tw thiab Scala los ua cov lus thib ob uas nrov tshaj plaws rau hauv. Txawm hais tias koj txoj kev nyiam ua haujlwm, Koj tuaj yeem tau txais txiaj ntsig los ntawm kev kawm paub yuav ua li cas rau kev pabcuam Android apps siv java.
Ib qho ntawm cov txiaj ntsig ntawm kev kawm java yog tias nws yog qhov yooj yim mus khaws. Cov lus tau tsim rau cov programmer tshiab thiab tau siv hauv ntau cov software software. Nrog kev paub txog java txaus, Koj tuaj yeem koom nrog Android-entwicklungSaib thiab ua tiav cov haujlwm yam tsis tau siv nyiaj ntau rau kev kawm. Ntxiv, Koj tuaj yeem ntseeg cov neeg tsim tshiab no los ua txoj haujlwm zoo. Tab sis yuav ua li cas koj tuaj yeem nrhiav tau chav kawm tau zoo?
Ua ntej tshaj plaws, Koj yuav tsum ua kom koj muaj cov cuab yeej zoo. Cov neeg tsim tawm hauv Android yuav tsum paub Java. Java yog cov lus siv ntau tshaj plaws hauv kev ua haujlwm Android operating system. Cov lus txhawb tau ntau lub platform, suav nrog Android. Vim li no, Koj yuav tsum tau paub txog ob qho tib si. Kotlin yooj yim dua kawm dua Java, Yog li koj yuav tsum xaiv nws yog tias koj tab tom nrhiav lub programming cov cuab yeej uas ua haujlwm tau zoo nrog ob qho Android thiab iOS.
Tom qab kawm java, Koj yuav tsum pib tsim koj cov ntawv thov Android. Java SDK yog lub platform pub dawb uas txhawb txoj cai tswj hwm, Yog li tus zoo java Programmierer yog qhov tseem ceeb rau cov kev tsim tawm ntawm cov ntawv thov mobile. Qhov chaw zoo rau kev kawm Java yog lub lag luam hauv kiab khw. Muaj ntau txhiab ntawm cov apps muaj. Muaj ntau txoj kev xaiv sib txawv xaiv los ntawm, yog li koj tuaj yeem pib tam sim ntawd! Thaum koj kawm java, Koj yuav dhau los ua qhov zoo tshaj plaws hauv kev tsim tawm muaj.
Yog tias koj yog ib tus programmer hauv Insestammer, koj twb tau hnov txog kotlin. Ntau cov tuam txhab loj thiab pib pib tau pib tsim Android apps hauv Kotlin. Google txawm muaj lub vev xaib rau kotlin tsim tawm. Thawj kauj ruam los kawm txog kev nkag rau hauv cov ntawv thov nrog KOTLIN yog txhawm rau kos npe rau ib qho ntawm Google Cov Kev Kawm, los yog nqa ib qho los ntawm udacity.
Txoj hauv kev zoo los pib nrog Kotlin yuav tsum kos npe rau kev qhia pub dawb los ntawm cov tuam txhab kev txhim kho Android. Cov tuam txhab no yog cov kws tshaj lij hauv hom lus thiab yuav qhia koj cov hauv paus. Cov chav kawm hauv lub programmer hauv Android yuav tseem qhia koj yuav siv lub Studio Studio, Ib daim software pub dawb uas koj tuaj yeem rub tawm kom pib. Lawv yuav qhia koj cov hauv paus ntawm Android thiab Kotlin, suav nrog Android software kev txhim kho khoom siv. Chav kawm yog txhais tes ua thiab suav nrog ntau cov kev paub dhau los thiab coding yooj yim. Koj yuav pom cov txiaj ntsig sai, Nrog rau cov screenshots ntawm koj lub luag haujlwm app li cas.
Yog tias koj xav paub ua ib tus programmer hauv Android, KOTLIN tuaj yeem pab koj ua kom koj cov txuj ci tshaj plaws. Android yog nrov tshaj plaws mobile operating system, nrog 75% ntawm kev ua lag luam. Los ntawm kev kawm paub yuav ua li cas rau kev pabcuam Android hauv Kotlin, Koj tuaj yeem tau txais kev sib tw kom zoo dua hauv kev lag luam txawb. Kotlin yog cov lus nrawm tshaj plaws, Thiab chav kawm npaj koj los sau kev txawj-qib apps rau lub platform. Cov txheej txheem qhia ntawv yog tsim nyob rau hauv kev sib koom tes nrog Google thiab yog tsim los pab koj ua kom muaj cov kws tshaj lij hauv Incefolio thiab dhau los ua tus kws tshaj lij hauv programmer.
Java tau ua cov lus tseem ceeb rau kev tsim Android apps, thiab cov neeg tsim tawm tau hloov mus rau Kotlin nyob rau hauv xyoo tsis ntev los no. Tab sis yog tias koj yog ib tus programmer hauv Android, Kev kawm Kotlin yuav tso cai rau koj los tsim cov ntawv thov sai dua li koj tau xav. Nrog nws LLMV compiler thev naus laus zis, Kotlin source code compiles into standalone binary files, allowing you to write applications faster and more effectively.
The Kotlin language was first developed in 2011 and made its official release in 2016. It went through several stages of alpha and beta development before being released, and many projects used it before the official release. Kotlin is a powerful and practical programming language, combining the best features of other languages with Java’s IDE. It also has excellent compatibility with a variety of JDK libraries.
Xamarin for Android Programmer is a cross-platform development framework that lets you build native apps for both Android and iOS. Its native UI allows developers to use the same codebase and language to write business logic and deliver a rich user experience across platforms. Nws txawm tso cai rau koj siv tib lub moj khaum rau kev txhim kho thiab xa tawm ntawm koj daim ntawv thov. Qhov tshwm sim yog ib daim ntawv thov uas tau nrawm dua, yooj yim los tswj, thiab muaj tsawg dua.
Xamarin yog sau nyob rau hauv c #, cov lus paub tab nrog kev nyab xeeb zoo tshaj plaws. Nws tso cai rau koj siv cov tsev qiv ntawv ib txwm, nrog rau lub koob yees duab thiab microphone, Thaum nias tus lej API tshiab tshaj plaws. Xamarin yog ib feem ntawm Microsoft tsev neeg, thiab yog ib qho yooj yim los sib xyaw nrog Visual Studio thiab MSDN. Microsoft cov neeg tsim khoom tuaj yeem nkag tau yooj yim rau xamarin, Tab sis lawv yuav xav tau acclimate mus rau C # ib puag ncig, nrog nws cov getters thiab cov khoom.
Xamarin rau Android Programmer yog qhov kev xaiv zoo rau cov neeg tsim khoom txawb uas yuav tsum tau tsim ib qho app ntau. Txawm li cas los, Txoj hauv kev no tuaj yeem ua rau cov ntawv thov uas muaj ntau dua ntau dua li cov apps. Txawm a “nyob zoo, lub ntiaj teb” app rau Android tuaj yeem ua tau 16 Me ntsis. Qhov no yog vim kev txhim kho ntxiv, suav nrog kev tshem cov cai tsis siv los ntawm cov tsev qiv ntawv suav nrog. Ntxiv thiab, Tus Xamarin rau Android Programmer tuaj yeem siv lub moj khaum thib peb los tsim cov apps rau tag nrho peb lub platform.
Lwm qhov txiaj ntsig ntawm Xamarin yog tias nws siv ib qho kev thev naus laus zis ntau dua li ntau lub platform, txo cov nqi rau cov tub rog thiab sijhawm ua lag luam. Xamarin yog txoj kev daws teeb meem zoo rau kev tsim cov kev txhim kho mobile kev daws teeb meem. Xamarin txhawb nqa tus qauv UI, uas npog 90 Feem pua ntawm tag nrho cov haujlwm. Ntxiv rau, Cov khoom lag luam tseem ceeb tuaj yeem sib koom hla lub platform, thiab cov kev cai yuav coj mus 5-10% ntawm tag nrho lub sijhawm engineering.
Xamarin yog tus hla kev loj-platform kev txhim kho moj khaum, thiab tau tsim nyob rau hauv 2011. Lub zej zog Xamarin tam sim no spans tshaj 1.4 lab tsim tawm los ntawm 120 lub teb chaws. Microsoft yuav Xamarin hauv 2016 thiab koom nrog nws mus rau hauv lub Studio Virtio ID. Nws feem ntau siv hauv kev ua lag luam ib puag ncig thiab tau txais ntau cov kev txheeb xyuas zoo tshaj lub xyoo. Yuav luag 15,000 Tuam txhab uas muag siv XAMARIN rau Android Programmer.
Qhib kev ua haujlwm ntawm tes yog ib qho kev lag luam consortium muaj ntawm 84 Tuam txhab uas muag tau rau kev txhim kho ntawm qhib xov tooj ntawm tes ntaus ntawv. Cov tswv cuab ntawm lub koom haum suav nrog&T, Dell, Tus kav, LG Electronics, Lub motorola, Yeej, Texas Seev, Lub phookia, Samsung Electronics, T-Txawb, Tsav Tsheb Hauv Porporation, thiab cua tshuab. Qhib cov qauv pab pawg Alliance yuav pab mobile ntaus ntawv tsim kom zoo dua, pheej yig dua, thiab ntau dua cov khoom siv txawb. Nyeem kom paub txog lawv txoj kev siv zog nqa khoom qhib cov qauv xov tooj txawb rau cov neeg siv khoom.
Thaum tsis yog txhua tus neeg nqa khoom txawb yog ib tus tswv cuab, Feem ntau muaj cov ceg txheem ntseeg nyob rau hauv lub hnab ev khoom qhib thiab nws cov qauv. Piv txwv li, Verizon Wireless is not a member but has stated that an Android phone can fit on the company’s new open wireless network and is eligible for faster certification. In October, T-Mobile and HTC announced the G1 – the first phone to use Google’s Android operating system. The Open Handset Alliance is an important industry organization that encourages mobile device manufacturers to share information between companies and to work together.
After Android took off, Google took command of Android development. Starting in early 2010, Google took control of the development of its flagship Nexus devices. In August 2011, Google bought Motorola and brought hardware manufacturing in-house. That essentially ended the Open Handset Alliance as an independent organization. Txawm li cas los xij, it’s worth keeping an eye on this organization. Yog li, Dab tsi yog qhov zoo thiab kev pom ntawm koom nrog cov koom haum no? Saib ntawm lub koom haum keeb kwm thiab yav tom ntej zeem muag.
Qhib kev pab cuam hantheret tau qhib yog cov koomhaum tsis ua haujlwm nrog dhau mus 80 tus tswvcuab, suav nrog Google, HTC, Samsung, Yeej, thiab ntau lwm lwm yam coj los txawb cov tuam txhab ntaus ntawv. Nws cov tswv cuab suav nrog cov tuam ntxhab smartphone, Handet Manufacturers, Tuam txhab uas muaj tswv yim, Cov tuam txhab tsim kho software. Txhua tus tswv cuab sib koom ua ke los nthuav kev ua lag luam kev lag luam ntawm qhib platform txhim kho. Xws li, Lawv sib koom tes nrog ib leeg thiab qhia tawm cov ntawv sau ua qhov kev txhim kho yooj yim. Nws yog ib qho tseem ceeb kom nco ntsoov tias qhib lub Alliance Alliance tsis yog tus neeg sib tw mus rau hauv.
Raws li ib qho ntawm cov neeg nrhiav cov tswv cuab ntawm kev qhib ntawm tes, Samsung tau puag hauv xov tooj ntawd puag thaum chiv keeb. Nws muaj peev xwm sai tau los ua lub xov tooj ntawm lub xov tooj smartphone, thiab tau tswj hwm txoj haujlwm ntawd rau xyoo. Samsung tau tsim cov nrov galaxy s series, Nyiaj txiag thiab nruab nrab-ntau lub xov tooj, Raws li zoo li kev lag luam-ua galaxy z foldables. Thaum Samsung tau ua rau lub ntsej muag nrog hloov cov platform smartphone, Nws tau tseem muaj staun hauv android.