A human-written blog about technology and AI — notes, ideas, and anything worth thinking through. 100% written by a person, never by AI.https://www.nagaraj.com.au/https://www.nagaraj.com.au/blog/2d-search-kotlin-hackerrank/https://www.nagaraj.com.au/blog/2d-search-kotlin-hackerrank/In this post, we're going to explore an interesting problem from HackerRank that involves searching for a pattern in a 2D grid. We'll be implementing our solution in Kotlin.Tue, 06 Jun 2023 00:00:00 GMTKotlinHackerankhttps://www.nagaraj.com.au/blog/acm-icpc-team-finder-algorithm/https://www.nagaraj.com.au/blog/acm-icpc-team-finder-algorithm/In a recent coding challenge, I solved an interesting problem using Kotlin.Sun, 04 Jun 2023 00:00:00 GMTKotlinHackerankhttps://www.nagaraj.com.au/blog/exploring-the-searchbar-widget-in-flutter/https://www.nagaraj.com.au/blog/exploring-the-searchbar-widget-in-flutter/With the release of Flutter 3.10, there are many new exciting features. One of them is the new `SearchBar` widget, which makes it easier to add a fully functional and customizable search bar in your Flutter apps. Here, I'm going to walk you through how to use it.Thu, 25 May 2023 00:00:00 GMTDartFlutterDart 3.10SearchBarhttps://www.nagaraj.com.au/blog/understanding-livedata-stateflow-sharedflow-and-flow-in-android/https://www.nagaraj.com.au/blog/understanding-livedata-stateflow-sharedflow-and-flow-in-android/We'll dive into LiveData, StateFlow, SharedFlow, and Flow to understand their core characteristics and when to employ them in your projects.Tue, 23 May 2023 00:00:00 GMTKotlinLiveDataStateFlowSharedFlowFlowhttps://www.nagaraj.com.au/blog/interface-keyword-in-dart/https://www.nagaraj.com.au/blog/interface-keyword-in-dart/In this post we're going to see the interface keyword and it's new vs old approach comparison.Sun, 21 May 2023 00:00:00 GMTDartFlutterinterfaceabstractDart 3.10https://www.nagaraj.com.au/blog/base-calse-in-dart/https://www.nagaraj.com.au/blog/base-calse-in-dart/Dart 3.10 introduced a new keyword `base` as part of its language enhancements.Sat, 20 May 2023 00:00:00 GMTFlutterDartbase classDart 3.10https://www.nagaraj.com.au/blog/solid-principles-in-counter-app-riverpod/https://www.nagaraj.com.au/blog/solid-principles-in-counter-app-riverpod/In this post, we will be looking at a simple counter application implemented in Flutter that follows SOLID principles.Fri, 19 May 2023 00:00:00 GMTFlutterDartSOLID principleshttps://www.nagaraj.com.au/blog/companion-object-vs-factory-keyword/https://www.nagaraj.com.au/blog/companion-object-vs-factory-keyword/In the world of programming languages, controlling object creation is a crucial aspect of software development. Kotlin and Dart, two popular languages, offer mechanisms to achieve this control.Thu, 18 May 2023 00:00:00 GMTKotlinDartProgrammingCompanion ObjectFactoryhttps://www.nagaraj.com.au/blog/final-keyword-for-classes/https://www.nagaraj.com.au/blog/final-keyword-for-classes/Dart 3.10 introduces a significant keyword for classes - `final`.Tue, 16 May 2023 00:00:00 GMTDartFlutterSwitchDart 3.10https://www.nagaraj.com.au/blog/whats-is-managed-and-unmanaged-code-in-dot-net/https://www.nagaraj.com.au/blog/whats-is-managed-and-unmanaged-code-in-dot-net/In the world of .NET development, we often come across the terms "managed code" and "unmanaged code".Sun, 14 May 2023 00:00:00 GMTDotNetCSharpManagedCodeUnmanagedCodeInterophttps://www.nagaraj.com.au/blog/switch-expression-in-dart-310/https://www.nagaraj.com.au/blog/switch-expression-in-dart-310/In Dart, the `switch` statement is a control flow statement that lets a variable be tested for equality against a list of values. Each value is called a case, and the variable being switched on is checked for each case.Sat, 13 May 2023 00:00:00 GMTDartFlutterSwitchDart 3.10https://www.nagaraj.com.au/blog/isolates-in-dart/https://www.nagaraj.com.au/blog/isolates-in-dart/Isolates are Dart's model for multithreading, but with an important distinction.Mon, 01 May 2023 00:00:00 GMTdartFlutterIsolatesConcurrencyhttps://www.nagaraj.com.au/blog/sealed-classes-in-kotlin/https://www.nagaraj.com.au/blog/sealed-classes-in-kotlin/Sealed classes are a powerful feature in Kotlin that allow you to represent restricted class hierarchies.Sun, 16 Apr 2023 00:00:00 GMTKotlinSealedClassesProgrammingCodinghttps://www.nagaraj.com.au/blog/what-is-never-in-dart/https://www.nagaraj.com.au/blog/what-is-never-in-dart/In this post we're going to see what is NEVER in dart.Mon, 17 Jan 2022 00:00:00 GMTdartFlutterhttps://www.nagaraj.com.au/blog/what-is-floor-dart/https://www.nagaraj.com.au/blog/what-is-floor-dart/In this post we're going to see what is floor() in dart.Sun, 28 Nov 2021 00:00:00 GMTdartFlutterhttps://www.nagaraj.com.au/blog/breaking-the-record/https://www.nagaraj.com.au/blog/breaking-the-record/Kotlin solution for breaking the record problem.Wed, 29 Sep 2021 00:00:00 GMTKotlinHackerrankYouTubehttps://www.nagaraj.com.au/blog/flutter-refreshindicator-widget/https://www.nagaraj.com.au/blog/flutter-refreshindicator-widget/Wouldn't it be great if you could show your users that a list is refreshing? With RefreshIndicator you can! Learn how to set up the widget and customize the refresh icon.Mon, 20 Sep 2021 00:00:00 GMTFlutterhttps://www.nagaraj.com.au/blog/why-or-how-fluter-renders-quickly/https://www.nagaraj.com.au/blog/why-or-how-fluter-renders-quickly/Flutter is just another Framework and it is not a first of its kind but why it is trending?Thu, 10 Sep 2020 00:00:00 GMTFlutter