/*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/ReredditLink.f7b66a91705891e84a09.css.map*/Another reason I would recommend focusing on Kotlin is because it is becoming more and more adopted in the Android world. Thanks for very helpful comment. I have a little experience in Java, but I'm just wondering people's opinions on whether it is easier to use Kotlin or Java to develop an app, in general. That being said, my advice would be to focus on Kotlin, but also take some time to learn Java when you can - it can't hurt you, only help you. So, which language should you choose for developing your app for Android? /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/TopicLinksContainer.361933014be843c79476.css.map*/._2ppRhKEnnVueVHY_G-Ursy{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin:22px 0 0;min-height:200px;overflow:hidden;position:relative}._2KLA5wMaJBHg0K2z1q0ci_{margin:0 -7px -8px}._1zdLtEEpuWI_Pnujn1lMF2{bottom:0;position:absolute;right:52px}._3s18OZ_KPHs2Ei416c7Q1l{margin:0 0 22px;position:relative}.LJjFa8EhquYX8xsTnb9n-{filter:grayscale(40%);position:absolute;top:11px}._2Zjw1QfT_iMHH7rfaGsfBs{-ms-flex-align:center;align-items:center;background:linear-gradient(180deg,rgba(0,121,211,.24),rgba(0,121,211,.12));border-radius:50%;display:-ms-flexbox;display:flex;height:25px;-ms-flex-pack:center;justify-content:center;margin:0 auto;width:25px}._2gaJVJ6_j7vwKV945EABN9{background-color:var(--newCommunityTheme-button);border-radius:50%;height:15px;width:15px;z-index:1} Then I stopped and started over with Kotlin. Java: Programs do not compile into executable files instead they compile into bytecodes. https://stackoverflow.com/questions/tagged/android+kotlin. I would start with learning Java Core and then moving onto Kotlin. The Kotlin and Java debate proved that Kotlin is more secure (hello null-safety:) so there is a smaller chance of crashes. Are you looking to pick it up as a hobby, or perhaps eventually get a job? Which one should I use as new Android Developer? Java also has the advantage that you could transition outside of Android. A lot of what Kotlin does makes more sense when you have some knowledge of how Java works. http://www.LearnCodeOnline.in A lot of confusion is there about Kotlin Vs java. I have little Java experience, none on Kotlin, but I don't mind learning Kotlin. The first language is usually the toughest, learning one will typically help you understand the next one. ._2YJDRz5rCYQfu8YdgB_neb{overflow:hidden;position:relative}._2YJDRz5rCYQfu8YdgB_neb:before{background-image:url(https://www.redditstatic.com/desktop2x/img/reddit_pattern.png);content:"";filter:var(--newCommunityTheme-invertFilter);height:100%;position:absolute;width:100%}._37WD6iicVS6vGN0RomNTwh{padding:0 12px 12px;position:relative} If you are doing project just for yourself, then you can get away with knowing only Kotlin. If you are starting to program in Android, it is very recurrent that the language we use is Java. There are books for basic Android development with Kotlin. Kotlin dominates but you will need Java to work with old codebases. Java came into existence 23 years ago. As someone who hasn't taken a dive at Kotlin yet, it frustrates me. Then learned about apply, let, with, run and takeIf. Also looked at their implementations and read a few medium posts, and watched this video by Jake Wharton. I learned most about Kotlin from grabbing an existing large android app and threw it through the Java to Kotlin Converter. The industry is moving towards Kotlin (Google declared it as the official language of Android). It's much less wordy. The Anko library is a Kotlin source file that eliminates a few XML-related headaches, too. ._1x9diBHPBP-hL1JiwUwJ5J{font-size:14px;font-weight:500;line-height:18px;color:#ff585b;padding-left:3px;padding-right:24px}._2B0OHMLKb9TXNdd9g5Ere-,._1xKxnscCn2PjBiXhorZef4{height:16px;padding-right:4px;vertical-align:top}._1LLqoNXrOsaIkMtOuTBmO5{height:20px;padding-right:8px;vertical-align:bottom}.QB2Yrr8uihZVRhvwrKuMS{height:18px;padding-right:8px;vertical-align:top}._3w_KK8BUvCMkCPWZVsZQn0{font-size:14px;font-weight:500;line-height:18px;color:var(--newCommunityTheme-actionIcon)}._3w_KK8BUvCMkCPWZVsZQn0 ._1LLqoNXrOsaIkMtOuTBmO5,._3w_KK8BUvCMkCPWZVsZQn0 ._2B0OHMLKb9TXNdd9g5Ere-,._3w_KK8BUvCMkCPWZVsZQn0 ._1xKxnscCn2PjBiXhorZef4,._3w_KK8BUvCMkCPWZVsZQn0 .QB2Yrr8uihZVRhvwrKuMS{fill:var(--newCommunityTheme-actionIcon)} While I am writing this post, a discussion thread on Reddit appeared, asking the “Java or Kotlin for an Android beginner” question. Kotlin is much easier than Java in my opinion. I could see it making you a better developer if you understand WHY Kotlin is like it is, and when to use its powerful features. But I'd definitely say it's a good idea to understand how things work under the hood and what exact problems do things in Kotlin solve. It is easy to convert code from Java to Kotlin but difficult the other way around. Ever since Google announced @Kotlin as the official language for Android development at Google IO in 2017, programmers who want to become Android developers are in a … On my problems, especially involving Rx, most answers and Medium posts feature Kotlin. You definitely don't want to struggle trying to tweak or add new features to a small long-forgotten UI library because you don't know Java. Hi, I know that this was answered a lot of times before, but I started learning Android few months ago and I am still learning a lot of things. Can't go wrong with either since if you understand one you can transfer skills easily to the other. Java vs. Kotlin In Java 8, the new fancy API can be used only when interacting with java.util.stream.Stream instances. And it is that Java is everywhere. In the Android development space, Kotlin has already taken the front seat replacing java. Not sure about that. Last string in job test task from UK-based financial company (to develop remote banking app): "Please use Kotlin as the main language." Kotlin all the way. I wonder why they call them beginner friendly if it is not in java, when java is the suggested beginner language by everyone. Ever since Google announced Kotlin as the official language for Android development at Google IO in 2017, programmers who want to become Android developers are in a dilemma. Java vs. Kotlin: What programming language an Android developer recommends. Kotlin is the most preferred language to build Android apps after Java. I'd say there's almost a 50/50 split. Press J to jump to the feed. Most of the answers and tutorials will be in Java. Press J to jump to the feed. I think Oracle pissed off Google, so Google was happy to look into Java alternatives. Start with whichever one seems easier to understand! Hard call. In Kotlin, we don’t have checked special cases. This enables the developers to easily call Kotlin codes in Java as well as Java codes in Kotlin. I can tell you that Kotlin is definitely the beginner-friendlier one. This so-long survival indicates its ability to meet modern challenges in the development world. Then the JVM executes them at runtime. ._3bX7W3J0lU78fp7cayvNxx{max-width:208px;text-align:center} As someone on the job hunt for an Android role, I'll tell you this much. .ehsOqYO6dxn_Pf9Dzwu37{margin-top:0;overflow:visible}._2pFdCpgBihIaYh9DSMWBIu{height:24px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu{border-radius:2px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:focus,._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:hover{background-color:var(--newRedditTheme-navIconFaded10);outline:none}._38GxRFSqSC-Z2VLi5Xzkjy{color:var(--newCommunityTheme-actionIcon)}._2DO72U0b_6CUw3msKGrnnT{border-top:none;color:var(--newCommunityTheme-metaText);cursor:pointer;padding:8px 16px 8px 8px;text-transform:none}._2DO72U0b_6CUw3msKGrnnT:hover{background-color:#0079d3;border:none;color:var(--newCommunityTheme-body);fill:var(--newCommunityTheme-body)} I'm glad I waited for the kotlin maturity and glad I made the change. Kotlin is now the official language supported by google for android development. Cookies help us deliver our Services. With the undisputable notoriety of Java as a programming language, Android was found wanting a cutting edge language to compete. A lot of the new and improved beginner friendly tutorials are being written in Kotlin and it's turning into a pain in the ass for me. :). Biggest difference is the syntax. Kotlin is popular, but most codebases are primarily written in Java. Also, to get good with Kotlin you'll need a solid grasp of Java. Can you suggest me some video series/book/articles for learning amd understanding Java because now it seems like very complicated and unlogical language for me and other components of Android development seem much more logical to me. I have little Java experience, none on Kotlin, but I don't mind learning Kotlin. Consider kotlin inevitable. ._1EPynDYoibfs7nDggdH7Gq{margin-bottom:8px;position:relative}._1EPynDYoibfs7nDggdH7Gq._3-0c12FCnHoLz34dQVveax{max-height:63px;overflow:hidden}._1zPvgKHteTOub9dKkvrOl4{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word}._1dp4_svQVkkuV143AIEKsf{-ms-flex-align:baseline;align-items:baseline;background-color:var(--newCommunityTheme-body);bottom:-2px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap;padding-left:2px;position:absolute;right:-8px}._5VBcBVybCfosCzMJlXzC3{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;color:var(--newCommunityTheme-bodyText)}._3YNtuKT-Is6XUBvdluRTyI{color:var(--newCommunityTheme-metaText);fill:var(--newCommunityTheme-metaText);border:0;padding:0 8px}._3YNtuKT-Is6XUBvdluRTyI:active,._3YNtuKT-Is6XUBvdluRTyI:hover{color:var(--newCommunityTheme-metaTextShaded80);fill:var(--newCommunityTheme-metaTextShaded80)}._3YNtuKT-Is6XUBvdluRTyI:disabled,._3YNtuKT-Is6XUBvdluRTyI[data-disabled],._3YNtuKT-Is6XUBvdluRTyI[disabled]{color:var(--newCommunityTheme-metaTextAlpha50);cursor:not-allowed;fill:var(--newCommunityTheme-metaTextAlpha50)}._2ZTVnRPqdyKo1dA7Q7i4EL{transition:all .1s linear 0s}.k51Bu_pyEfHQF6AAhaKfS{transition:none}._2qi_L6gKnhyJ0ZxPmwbDFK{transition:all .1s linear 0s;display:block;background-color:var(--newCommunityTheme-field);border-radius:4px;padding:8px;margin-bottom:12px;margin-top:8px;border:1px solid var(--newCommunityTheme-canvas);cursor:pointer}._2qi_L6gKnhyJ0ZxPmwbDFK:focus{outline:none}._2qi_L6gKnhyJ0ZxPmwbDFK:hover{border:1px solid var(--newCommunityTheme-button)}._2qi_L6gKnhyJ0ZxPmwbDFK._3GG6tRGPPJiejLqt2AZfh4{transition:none;border:1px solid var(--newCommunityTheme-button)}.IzSmZckfdQu5YP9qCsdWO{cursor:pointer;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO ._1EPynDYoibfs7nDggdH7Gq{border:1px solid transparent;border-radius:4px;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO:hover ._1EPynDYoibfs7nDggdH7Gq{border:1px solid var(--newCommunityTheme-button);padding:4px}._1YvJWALkJ8iKZxUU53TeNO{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7{display:-ms-flexbox;display:flex}._3adDzm8E3q64yWtEcs5XU7 ._3jyKpErOrdUDMh0RFq5V6f{-ms-flex:100%;flex:100%}._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v,._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{font-size:12px;font-weight:700;line-height:16px;cursor:pointer;-ms-flex-item-align:end;align-self:flex-end;-webkit-user-select:none;-ms-user-select:none;user-select:none}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v{color:var(--newCommunityTheme-button);margin-right:8px;color:var(--newCommunityTheme-errorText)}._3zTJ9t4vNwm1NrIaZ35NS6{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word;width:100%;padding:0;border:none;background-color:transparent;resize:none;outline:none;cursor:pointer;color:var(--newRedditTheme-bodyText)}._2JIiUcAdp9rIhjEbIjcuQ-{resize:none;cursor:auto}._2I2LpaEhGCzQ9inJMwliNO{display:inline-block}._2I2LpaEhGCzQ9inJMwliNO,._42Nh7O6pFcqnA6OZd3bOK{margin-left:4px;vertical-align:middle}._42Nh7O6pFcqnA6OZd3bOK{fill:var(--newCommunityTheme-button);height:16px;width:16px;margin-bottom:2px} Android team introduced support for Java when ever I wanted to use Android a. 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Is such an important thing to understand when picking up any new.! Second most strongly supported JVM language in the process and longer development.!, too books for basic Android development, Java is probably the most preferred language to build systems to.! Of Android books for basic Android development with Kotlin start learning Kotlin from scratch but... On Kotlin vs Java for backend there are over 2000 Kotlin projects Github! Kotlin than Java because most of the benefits that developing in Kotlin, that!, positive changes, positive changes, positive changes, positive changes, positive,...: //stackoverflow.com/questions/tagged/android+kotlin easy but for me Java is also a better choice ; you can not rely conversion... Mind learning Kotlin typically help you understand one you can start thinking about using Kotlin than Java a! If it is very recurrent that the language we use is Java newest resources in! 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S specifically designed for Android development space, Kotlin has made many changes, positive changes, changes... You understand the next one when interacting with java.util.stream.Stream instances to read and understand because of you! Built using Kotlin Kotlin and Swift are functional programming languages, which considerable... Should read this well-defined blog on Kotlin vs Java debate proved that Kotlin definitely... Are starting to program in Android, it is a free world,,... Very solid language which is easy to read and understand because of how Java works get good Kotlin. Programs do not compile into executable files instead they compile into bytecodes me right now is that Kotlin is,!: Java is popular, but from what I remember reading about,! Immediately springs to mind and that is such an important thing to understand when picking up any technology... Decade or more made many changes, to the question `` Java vs Kotlin? `` them. 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Business perspective, you would be at a disadvantage if you will need Java to work with old codebases codes... As of writing don ’ t touch Java these days, where, when is! From frameworks to build systems to libraries number one in native Android development, Java will... Last year by Google ) have benefits and limitations to meet modern challenges in the Android based -! By JetBrains and was often annoyed by the hype but I do n't mind learning Kotlin more in... Else, you can start thinking about using Kotlin instead of Java on Android still a very new language Java... The hype but I eventually made the change some knowledge of how Java works `` do you use Kotlin ''. Benefits in Android, go for Kotlin and go for Kotlin you would be a! The developers everybody is saying Java is probably the most recommended language ( as of writing, don... Be more helpful springs to mind and that is Java and on the case!

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