Published in Google Developer Experts·Aug 22, 2022KSP for Code-GenerationAs a developer, what we’re doing every day is writing code. Not just writing unconsciously, we all wish we can write flawless code that has no bugs. To do so, there are lots of tools that help us to increase the quality like unit tests and static analysis. …Kotlin6 min readKotlin6 min read
Published in ProAndroidDev·Nov 7, 2021A Closer Look at Modifier in Jetpack ComposeAs you might know, Jetpack Compose heavily leverage on Kotlin feature to implement Declarative UI pattern in Android. There are so many cool features that we probably couldn’t imagine how it work behind the scene when we learn it. Modifier would be one of the magical things worth to mention…Android5 min readAndroid5 min read
Published in Carousell Insider·Oct 22, 2021The Browse page refactoring journey on AndroidAs a classifieds marketplace, search and browse are essential features for users as they buy and sell items. …Android7 min readAndroid7 min read
Published in ProAndroidDev·Apr 23, 2020MergeAdapter/ConcatAdapter the first glanceThe MergeAdapter has renamed to ConcatAdapter from1.2.0-alpha04. https://developer.android.com/jetpack/androidx/releases/recyclerview#recyclerview-1.2.0-alpha04 For Android developer RecyclerView probably is the most important UI class we should know and master because it’s useful and suitable for most of the use cases. RecyclerView is powerful but still quite basic so lot’s of extended tools like DiffUtil, ListAdapter…Mergeadapter6 min readMergeadapter6 min read
Published in ProAndroidDev·Oct 22, 2019Why MVP is outdated in AndroidTime flies, especially in software development. MVP was one of the famous architecture in Android development few years ago, but more and more people start switching to MVVM pattern now. …Android3 min readAndroid3 min read
Sep 30, 2018ConstraintLayout — The RevolutionConstraintLayout is a big revolution in Android layout system. It provides several type of constraints to squeeze/positioning your views. You can see it as a much powerful RelativeLayout or if you familiar with iOS development — AutoLayout. Either way is trying to solve a math problem. How to position a View AbsoluteLayout We knew that we…Android3 min readAndroid3 min read
Jun 26, 2018Annotation Processing in JavaJava is often criticized by its heavy syntax which make you to write longer code than other modern programming languages. Which is true but more important here is there are several ways you can improve by it’s essential functionality. Annotation Processing is definitely the one you’ll like. What is Annotation Processing? So what is…Android5 min readAndroid5 min read
Mar 16, 2018Nullable & NonNullWhat is the the most common crash you face in daily Android development? Probably the NullPointerException!!! There are lots of discussion about why Null is a bad idea and more modern languages like Swift and Kotlin are trying to get rid of this exception by other approach. …Android3 min readAndroid3 min read
Published in ProAndroidDev·Jan 8, 2018Retrofit advance: Multi-ConverterWhen deal with HTTP requests, Retrofit probably is your best choice. It’s simple, elegant and especially flexible for different data formats. You can find almost every converter you need no matter the data type is json, xml or protobuf. …Android3 min readAndroid3 min read
Published in HackerNoon.com·Dec 10, 2017Java Default MethodsAs a Java developer for years, you may have very strong sense about how Java should be. Object-oriented, single inheritance, multiple interface implementation, generic, etc. But things change slightly since the born of Java 8. Have you ever try how to declare optional functions in interface? History Java 8 brings lots…Java3 min readJava3 min read
