Matou te fa'apolokalame lou va'aia! Fa'atino lelei ile ONMA scout Android app development e fa'amaonia.
Fa'afeso'ota'i
Afai e te fiafia e aʻoaʻo e uiga i le Android app atinaʻe, ua e sau i le nofoaga sa'o. I lenei tusiga, O le ae aʻoaʻo e uiga ia Java, Kotlin, Fasimea, ma tagata faaaoga tagata faaaoga. E te aʻoaʻo foi e uiga i le Android sdk, Ndk, ma fasi. Faamoemoe, O nei faʻamatalaga o le a fesoasoani ia te oe amata atiaʻe le fale e leai se taimi. Afai ua e maua ni fesili, Aua le fefe e fesili!
Afai o loʻo e fuafua e atiaʻe se Android app, Ona o lea o le Java atonu o le lelei gagana e faʻaaoga ai. Java o se maualuga-maualuga le aoga lautele gagana, Ma o lona syntax lautele foliga tutusa o gagana a tagata. O le faaiuga, O le au talosaga a Java e sili atu ona fetuutuunai ma le mafaufau, Ma o mai ma le tamaoaiga faletusi o le le masani ai mamanu mamanu ma sili atu faiga. O le Java o loʻo matala foʻi faʻamatalaga, o lona uiga e mafai ona faʻaaogaina le toe faʻaaogaina tulafono i le modular poloketi. Java mo Android App Atinae o se tasi o le sili ona masani ai polokalame mo le Android App Atinae.
Afai o loʻo e manatu ia Java mo Android App Atinaʻe, E tatau ona e malamalama i eseesega i le va o lenei polokalame polokalama ma kotlin. Afai o loʻo e manatu ia Java o lau uluaʻi filifiliga, Ia manatua e sili atu nai lo 20 tausaga matua nai lo kotlin. Pea, E te manaʻomia e aʻoaʻo uma nei gagana o nei gagana pe a e manaʻo e maua le tele o lenei tulaga. Atonu e te manaʻo e fausia se polokalama e faʻaaogaina uma gagana.
O le Java o loʻo i ai le tele o lelei i luga o le kotlin, ae o se mea e faigata foi ona aʻoaʻo. A o Java e sili atu le lautele faaaogaina i Android Atinae, Kotlin e itiiti le faaaogaina lautele. A o Kotlin e faigofie atu ona aʻoaʻoina nai lo Java, O se filifiliga lelei mo le Android Atinae. E faigofie ona aʻoaʻo le KOTONLIN nai lo Java ma o le gagana Google fautuaina mo Android Atinaʻe. E maua ai foi le tele lagolago mo le Android Atinae.
Afai o loʻo e fuafua e faʻaaoga le Kotlin Polokalame mo le Android App Atinaʻe, E i ai ni nai mea e tatau ona e iloa muamua. A o iai le ofo atu o isi lelei, E manaʻomia le tele o aʻoaʻoga taimi. E le o se mea faigofie o isi polokalama polokalama ma o le a manaʻomia le toe tusia o galuega ma le sili ona lelei. Ma toe, Afai e te matuia i le fausiaina o se killer app, O le a e sauni e taʻeina se luʻi e oʻo mai ai lou ala. O le isi mea e tatau ona e manatua o le kotlin o le a faia le faʻagasologa o le faʻatinoina o lau poloketi vave.
Talu mai lona faatoese i le Google I / O Konafesi i 2017, Ua maua e Kotlin le tele o lauiloa ma e vave osofaia Java o le sili ona lauiloa o le gagana sili ona lauiloa mo Android. O lenei gagana fou e sili atu le manino ma le itiiti ifo i le bolerplate code. E faʻaititia foʻi le manaʻomia mo le tele o suʻega ma le tausiga o le app, e mafua ai le itiiti ifo i le tele o bugs ma laiti. Faatusatusa i Java, Kotlin code e tele laiti ma sili atu le manino.
A o Java ua leva ona faʻavaeina le faʻavae o Android oloa, O le gagana fou Kotlin na faia le tele o tagata atiae toe manatua la latou auala e fausia ai apps. KOTOLILI na faia e Rusia amata mai Jetbrain ma ua fausia i luga o le Java / masini tafailagi masini. O se mea na tusia, Polokalame Polokalame Faʻagaioiga e taufetuli i luga o le Java / masini tafailagi masini. O le sini o le Kotlin o le faʻaopopoina o taimi faʻavaveina taimi ma faia ni apps faigofie e faʻatumauina ai.
Using Fragmentation in Android app development allows developers to use callbacks to manage the lifecycle of fragments. These methods are commonly used in Android apps, and include onCreate, onStart, i le Taofi, onDestroy, ma lugaResume. Using callbacks can make your fragments modular, standalone, and reusable components. They can also help your app respond to different callbacks and intents, and can pass arguments to the parent activity’s initialization.
In Android app development, a fragment is a piece of the activity’s user interface. Depending on the screen size of the device, fragments should be independent and modular. Fragments are reusable between activities, and can be combined to create a single activity. I le male, fragments can be reused across different screens. Fragmentation makes it easier for developers to maintain the app’s code.
Faʻaogaina fasipepa i le Android App Atinaʻe e aveʻesea le faʻafitauli o le leai o se mea. Nai lo le faia o mea e mautofi ai mai le gaioiga, E mafai ona e faia ni vaega eseese mo ituaiga taʻitasi. O mea na o le UI Rui Rives faapitoa i lena tulaga, O lea e mafai e lau gaioiga ona tuʻuina atu UI Tiute i le vaega talafeagai. O le fasi vaega e mafai ona tele vaega, pei o le faamau po o le fatu.
Faʻavasega i le Android App Atinaʻe o se taimi faʻaauau. Tele o le telefoni feaveaʻi tagata gaosi oloa o le faʻaaogaina o le Android os e fetaui ma se masini faʻapitoa. E oʻo mai i le tele o eseesega i le tulafono, o lona uiga o isi lomiga o se talosaga o le a tamoe ese. Mo tagata atinae, O lenei e mafai ona avea ma se luitau tele, Ae o le Google o loʻo galue e faʻasaʻo lenei faʻafitauli. I le ofoina atu o se Android Publyaplepleplebection polokalama, developers can easily filter which devices and versions they can develop for.
Native user interfaces in Android app development can be created by incorporating Java programming and XML. Android views provide structural behavior, while ViewGroups are native components that can add design elements or standard behavior. Faataitaiga, the PageViewer viewgroup provides horizontal swiping in the browser, similar to the Google app. The application can make use of both views and ViewGroups to ensure that it’s easy to use.
While there are many advantages to implementing a hybrid design approach, it’s not always the most cost-effective solution. Many iOS developers find that the cost of developing an app for both platforms is prohibitive. O le mea e lelei ai, O nisi a le toa malosi o faʻavaʻa e faʻafaigofie ai le faʻatinoina o le tagata o le tagata o loʻo fuafuaina i Android. Ae o UI mamanu e tatau foi ona mafaufau o UI faatonuga e ese mo iOS ma Android. O se aga masani ma le faʻataʻitaʻi e manaʻomia ai le tele o taumafaiga, aemaise pe a fai o le sini autu a le app.
Android tagata faʻaaogaina mafai ona ulufale atu i talosaga e ala i le faʻaaogaina o le Interware ma le OS a le tagata faʻaaogaina tagata (UI). O le UI o se ata vaaia o se faiga faapitoa, pei o le fale ma le lauʻeleʻele. O le UI o mea faigaluega uma ma polokalama ma mafai ona aofia ai le apalai o le Windows, Upega Tafaʻilagi Itulau, Telefoni feaveaʻi, ma gagese ma moli. O le Native Us e ofo atu foi le lelei o le lelei atoatoa i luga o le tele o masini.
E lua ituaiga autu o le faʻataʻitaʻia o le Android app: suʻega o suʻega ma le tuʻufaʻatasia o suʻega. Faʻafanua suʻega o ni vaega laiti o tulafono e faʻamaonia ai le aoga; O le faaiuga-i-pito i le taimi e tamoe i luga o se masini moni, A o le tuʻufaʻatasia o suʻega faʻamaonia pe faʻafefea ona galue le app i luga o ni modules. O suʻega tuʻufaʻatasia e tatau ona tusia 20% o le aofaʻi o suʻega. Afai o oe o se tagata fou atinae, E mafai ona fesoasoani le faʻaaogaina o se suʻega codelab e aʻoaʻo atili ai e uiga i lenei faiga.
E te manaʻomia e faia se APK ae e te leʻi amataina le tusia o suʻega. Faatonuina tofotofoga e tamoe i luga o le masini ma manaʻomia e te aofia ai le Android faʻavae, o loʻo avanoa e ala i le Android ADB. Ia mautinoa e aoga mea uma, E te manaʻo e mautinoa o loʻo ia te oe le suʻega manaʻomia. Afai e le aofia ai lau tusi faletusi i nei, O le a iai sau faafitauli. O le mea e lelei ai, instrumented tests are incredibly useful and are easy to use.
To run tests locally on your development machine, use Robolectric. This framework is designed to run on a local host and follows best practices for mocks. Robolectric is particularly useful for testing Android apps because it allows you to run tests on Android dependencies and is fast and clean for unit testing. It can also simulate runtime on Android 4.1 and supports community-maintained fakes. O lenei auala, you can test your code without an emulator.
There are many marketing channels for Android apps. The first and foremost is the Google Play. This marketplace is the largest of its kind and allows developers to distribute their apps in a variety of ways. In addition to the App Store and Google Play, Android ei ai ni nai auala tufatufaina. Afai o lau app sini e ausia ai le tele o manatu, O se manatu lelei le sailia o mea uma. E i ai foʻi isi auala e tuʻuina atu ai lau app, aofia ai ma le tele o maketi maketi pei o le Amazon App Store, le faleoloa iTunes, ma le faleoloa taalo.
O le taimi lava e maeʻa ai lau Android app, E mafai ona tufatufa atu i lau fomaʻi. Mo lenei, o le a manaʻomia ona e fatuina se faigofie o le frontend o le a mafai ai e le au e faʻapipiʻi le app. O le taimi lava na maua ai e le TESTER le app, E tatau ona latou saini i totonu oa latou teuga tupe pe tatala se imeli i a latou masini feaveaʻi. O lenei mafai ona o le taimi e te masani ai-mou atu ma o le a taitai atu ai suiga leiloa. I le isi itu, E mafai ona e faʻaogaina le Cross-platfory suʻega suʻega.
Se isi penefiti o Android App Atinae o le faigofie e masani ai. Aua o Android o se tulaga sili ona lelei, E faigofie ona faia e tagata atiae e mafai ona fetaui ma a latou pisinisi manaomia. E lē gata i lea, ma Android, E leai se vaega tasi tufatufa, O le mea la e mafai ona faia e le tagata atiaʻe le tele o tufatufaga. O lona uiga o loʻo mafai ona latou aapa atu i le tele o tapulaʻa, o se lelei tele mo soʻo se pisinisi. Ma, Talu ai o le tulaga o le tulaga tatala, O lenei mea e maua ai ni mea e gaosia ai filifiliga ma le saolotoga e fausia ai le Android Apps.