Fa'idodin Java don Ci gaban Android

Android shine ɗayan manyan shahararrun tsarin wayar hannu yau. Yana da kasuwar kasuwa 75 Kashi kuma ana amfani dashi fiye da 2 biliyan mutane a duk duniya. Idan kuna sha'awar koyo game da tsarin, Akwai albarkatu da yawa da ake samu. Daya daga cikin wadannan albarkatun shine Android SDK. Hakanan zaka iya koyo game da Kotlin da Java.

Masu haɓakawa sun saba da su: Android Sdk

Lokacin da ka kirkiri aikace-aikace don dandamalin Android, Dole ne ku fahimci jin dandalin kayan gini. Wannan yana nufin yawan ayyukan da ke faruwa lokacin da kuka fara aikace-aikacen ku, kazalika da sadarwa tsakanin aikace-aikace. Bugu da kari, Kuna buƙatar sanin abubuwan da aka gyara daban-daban na Android, gami da aiki, Guntu, Hidima, da niyya. Bugu da kari, Kuna buƙatar sanin sabbin abubuwa kuma ku bi sabon salon a cikin ci gaban kayan aikin Android.

Android SDK ya ƙunshi kayan aikin ci gaba da yawa da ɗakunan karatu waɗanda ke ba ku damar gina da kuma gabatar da apps. Dole ne ku sami ilimin aiki na waɗannan kayan aikin da sabunta su lokacin da Google ya saki sababbin sigogin. Ga hanya, Kuna iya samun mafi yawan abubuwan fasali da haɓaka aikin App.

Kotlin

Idan kana neman sabon yare don ci gaban appnroid dinka na Android, Kuna iya buƙatar duba Kotlin. Yaren Java ne kamar yare da yawa, kuma ana iya amfani dashi don ayyuka daban-daban. Hakanan yana da fa'idodin samun damar zuwa cikin Java-bytecode, wanda babban fasali ne ga masu farawa.

Yayin da Kotlin ya shahara, you’ll have a hard time finding resources on learning it if you’re new to it. An yi sa'a, there are some online resources that will give you the basic information that you need to get started. Kotlin has a small developer community, which can provide answers to questions about the language. Kotlin is also a lot faster than Java, which means that it can be used more efficiently.

Java, by contrast, requires controlled exceptions, which can make the code very long. Those are just a couple of the things you need to be aware of before diving into the world of Java.

Java

When you develop an Android application, you have to make sure to choose the right language. If you are new to programming for Android, you should start with Java. You can use Java to create both native and hybrid apps. Akwai misalai da yawa da kuma albarkatun da za su fara. Masu zuwa suna da wasu fa'idodin Java don ci gaban Android.

Java yana goyan bayan Java Factace (JNI) wanda ke bayyana hanyar Java da Android Bytecode ke hulɗa da juna. Hakanan yana yiwuwa a rubuta lambar Android a cikin Java ko Kotlin. Kotlin harshe ne wanda ya tara shi zuwa titin kamar yadda Java.

Lokacin da bunkasa aikace-aikacen Android, Ya kamata ku bi jagorar mai haɓakawa ta Android. Yana ba da taƙaitaccen bayanin manyan abubuwan fastoci na harshen shirye-shiryen Java kuma yana ba da misalai na yadda ake aiki tare da su. Hakanan wannan jagorar kuma ya shafi batutuwa da kayan aiki daban-daban don inganta kayan aikinku.

Wuƙa

Tsarin ci gaba na Dagger na Dagger sabon abu ne na ci gaban aikace-aikacen Android. It provides a pure injections framework, which helps developers write Android code with fewer errors and with improved long-term stability. The framework is designed for software architects, and its interactive learning model lets you see and experience the implementation live.

Kamar yadda mai haɓaka Android, you need a framework that can handle the complexity of the mobile market. Misali, many mobile phones and tablets use Android-based software, which means that you need to have a framework that can deal with different system versions and screen sizes. Dagger is the right choice for this, as it provides full traceability, and is ideal for Android development.

Dagger uses the ProGuard bytecode generator to post-process Java code. This enables it to emit a natural source bytecode. Hakanan yana tabbatar da cewa tushen Java ya dace da ingancin tabbatar da.

Apis sabis apis

Idan kai mai tasowa android, Wataƙila kuna sha'awar amfani da Apis na tushen wuri don waƙa da wurin masu amfani da app. Apis na tushen wurin da aka ba ka damar ƙirƙirar aikace-aikacen-wuri da sauƙi. Kuna iya amfani da waɗannan apis don ƙara fasali kamar geofenting da kuma fitarwa ga aikace-aikacen ku. Apis ya dawo da bayanai tare da kusan nesa, sauri, da daidaito na wurin.

Apis-Apis na Apis na Apis na Android suna daga masana'antun masu samar da kayayyaki da masu haɓaka taimako suna gina kayan aikin hannu sosai. Ko kuna gina app don Android ko iOS, Wannan sabon fasahar tana sauƙaƙa shi don ƙirƙirar mafi ingancin samfurin sauri. Ana kiran waɗannan APIS sau da yawa “Beacon-Fram” kuma suna aiki akan Android 6.0 Kuma daga baya, Windows 10, Linux 3.18, da iOS. Ana iya saita su don amsa adireshin MAC na musamman.

Yayinda sabis na tushen wuri na iya zama kamar dacewa da taimako, Hakanan zasu iya haifar da damuwar sirri. An yi sa'a, Akwai hanyoyi don fita daga bibiya. Misali, Cisco yana ba da wanda ya fi dacewa don masu amfani waɗanda ba sa so a sa ido.

Buɗe

Lokacin da aka inganta kayan aikin Android, Kuna iya amfani da OpenGl API don ƙirƙirar zane 3D. Ana tallafawa wannan fasaha a Android By OpenGl ES API, wanda dandano na ƙayyadadden bayani wanda aka tsara wanda aka tsara don na'urorin da aka saka. Wannan API ya yi kama da na ESHE na J2me, Kodayake ba ɗaya bane. Idan kuna shirin amfani da buɗe Eslogl es a cikin app na Android ɗinku, Ga wasu 'yan abubuwan da ya kamata ku sani game da fasaha.

Baya ga samar da zane 3D, Android Har ila yau yana ba da tallafi ga zane-zane na 2D ta amfani da buɗe. Wannan bambance na Buga an tsara shi musamman don tsarin da aka saka ya saka a Android 1.0 kuma 2.2. Tunda aka bude ES 2.0 Ana tallafawa yawancin na'urorin Android, Ya kamata ku yi amfani da wannan sigar API a aikace-aikacen ku.

Reutx / RXandroid

An tsara tsarin ci gaban mai juyawa na RXandroid don sauƙaƙe don masu haɓaka don gina aikace-aikace tare da babban aiki. Har ila yau, ɗakin karatu ya ba da kayan aiki don gudanarwa da kuma sarrafa asynchronous. Yayin da yaren yake da matukar wahala, Abu ne mai sauki ka koya da tunawa. Bugu da kari, Laburare ya dace da wasu dandamali da yawa, Ciki har da Java da Android.

Za'a iya yin ci gaban Repparx / RXandroid a cikin yanayin haɓaka kamar Android Studio, which has integrated test tools and debugger. Duk da haka, many Android applications can be highly complex, involving many user interactions and network connections. Saboda, the code can get quite long and may be faulty. ReactiveX is an alternative way to solve this problem. With this framework, developers can build asynchronous tasks while implementing a consistent design pattern.

ReactiveX simplifies stateful programs by using operators that reduce complex challenges to small lines of code. Traditional try/catch is ineffective for asynchronous computations, but ReactiveX also provides mechanisms for error handling. Bugu da kari, Observables and Schedulers abstract away the complexities of concurrency, synchronization, and low-level threading.

Location-Based Service Architecture

Location-based services are becoming increasingly popular for mobile applications, as they offer many benefits and useful use cases. Duk da kullum, there are also risks associated with using location-based services. Misali, some users may be uncomfortable with applications tracking them without their consent. To address these risks, developers should implement a permission-based approach to location-based service architecture.

A location-based service is a type of mobile application that uses geo-location data to provide personalized services. The application can use this data to display relevant information or find nearby services, such as cab drivers. To be able to utilize location-based services, an android developer must understand how they work and implement them in their apps.

In order to implement location-based services, developers need to consider a variety of technologies. While GPS is an excellent solution for many outdoor scenarios, its accuracy is limited. Inside buildings, misali, it cannot pinpoint a user’s position. Other technologies exist that offer some level of location accuracy, but still have many limitations.

Android Security Architecture

Android uses a secure architecture to protect its users and its ecosystem. It starts with the kernel, and extends to native code and operating system applications. The software that runs above the kernel is called the Application Sandbox. All applications that run within the Application Sandbox are protected by a set of rules. Some platforms restrict developers to certain frameworks, APIs, and languages, but Android does not enforce any restrictions. Haka kuma, native code is as secure as interpreted code.

Android’s security architecture protects the device from applications that perform harmful operations. Among other things, applications are restricted from reading data from users or writing files on the device. They also cannot access the network without the user’s permission.