Programmer Think

Welcome to WeChat official account: FSA full stack operation 👋 1, Dart asynchronous Like JavaScript, Dart is a single thread model based on event loop mechanism, so there is no multithreading in Dart, so there is no distinction between main thread and sub thread 1. Synchronous and asynchronous Synchronization: in the same thread, execute ...

Wen / Yang Jiakang, member of CFUG community, author of "the development journey of fluent from south to North", engineer of XiaomiIn the topics around design patterns, the word factory appears frequently, from simple factory pattern to factory method pattern, and then to abstract factory pattern. The meaning of factory name is the in ...

I've heard that Ali department is developing wheels and preparing to integrate Flutter to reduce the threshold of using Flutter. Now Kraken (Beihai) has been officially released. Officials say it has been put into use in many projects, but there are still many pits on github. If you are longing for Flutter but haven't been introduced for variou ...

Author: Ma Kunle (Kunwu)Since its debut in 2015, after years of development, fluent has become quite mature and has been widely used in Internet companies such as Alibaba, meituan and pinduoduo. In the ICBU Ali seller, 90 +% of the new businesses are developed with Flutter, and the ICBU client development group has a large number of Flutter dev ...

Okhttp interceptor details Okhttp interceptor introduction Concept: interceptor is a powerful mechanism provided in Okhttp. It can realize network monitoring, request and response rewriting, request failure retry and other functions. Let's first understand the system interceptor in Okhttp: RetryAndFollowUpInterceptor: it is responsible for i ...

Quick start The simplest use is to use RoutesLocationBuilder, which produces the least code. It is a great choice for applications with few navigation scenes or applications with shallow page stacks (that is, pages are rarely stacked together). class MyApp extends StatelessWidget { final routerDelegate = BeamerDelegate( locationBuilder: ...

[the external chain image transfer fails. The source station may have an anti-theft chain mechanism. It is recommended to save the image and upload it directly (img-xsljaswk-1620260140025)( https://ducafecat.tech/2021/05/06/translation/mastering-flutter-bloc-pattern-for-login-part-1/2021-05-06-08-01-18.png )] original text https://medium.c ...

Write in front In fluent, the default is to support the sideslip return of the screen edge of iOS. However, if we rewrite the onWillPop callback of WillPopScope due to some requirements, this feature will become invalid. content In general, we do not add WillPopScope to the page and rewrite its onWillPop method. On iOS, we can sideslip b ...

prefaceCan you add a sideslip return when the sideslip menu is not included, and finish the current Fragment?Today, we have completed this work and made it into a separate SwipeBackFragment library and fragment SwipeBack extension librarycharacteristic: 1. Swipebackfragment, swipebackactivity two in one: when the number of fragments in the Act ...

preface This article is flutter_ hybird_ Practice and technology sharing of WebView cross process rendering One of the research notes in the development process. If there are errors, please point them out. Source code analysis First, let's take a general look at the inheritance structure of webview: public class WebView extends MockView { ...