Programmer Group

Antecedent: since the domain name will pop up in mobile devices, especially in IOS devices, it is necessary to customize the pop-up box; But there is a problem: the custom confirm cannot be assigned in the callback function, and the self defined confirm does not return the Boolean parameter, so when modifying or deleting, click "OK" ...

Solution to the problem of recycle view reuse disorder Achieving results Single item selection with checkBox After killing the application in the background, enter the application again to display the options when killing the application in the background Problem description Because recyclerView adopts the reuse strategy, when refreshi ...

Homebrew It is a package management tool under Mac OS platform, with many practical functions such as installation, uninstallation, update, view, search, etc. A simple instruction can realize package management, which is very convenient and fast without you caring about all kinds of dependencies and file paths. Installation method /bin/bash - ...

​ Is it out to play airplane games with mobile phones in the AI era? Flying oarPaddle Hub takes you to experience different ways of playing games. Since the birth of the first game in the world, video games need to rely on the handle and buttons. Whether it's PC games or XBOX, PS and other host games, the controller and handle ...

preface    if you have some knowledge of the face detection function of HMS ML Kit, I believe you have manually called the interface provided by us to write your own APP. At present, there are feedback from small partners in the process of calling the interface. It is not clear how to use the interface mlmaxsizefacetransportor in the ...

iOS, there are many good third parties for drawing lines, such as Charts, ECharts, etc., but I didn't find the ones with unequal distance, so I simply implemented them myself. First of all, the effect It's not too hard to draw lines and animations. I have customized a LineChartView and several models. The specific demo will be linked below Se ...

1, First, let's see how Python can simply crawl the web page1. Preparation The beautiful soup4 and chardet modules used in the project belong to the three-party extension package. If not, please install pip by yourself. I use pycharm to do the installation. Next, I will simply use pycharm to install chardet and beautiful soup4 Follow the steps ...

preface Many well-made apps have their own click sound effect, so how to achieve this effect simply is a concept called SoundPool , this class is mainly used to play some smaller audio files, because it is more convenient, usually used in the game more. code Without much gossip, we need to do a function now, ...

Just finished learning C language, I want to write a small project to consolidate the basic knowledge and lay a solid foundation for the next step of learning. Then I began to look for projects that can be done in the major websites and blogs, and finally I chose the snake eating game, most of which are called library functions, without the use ...

Because the project is front-end and back-end separate development, the ionic framework is used on the mobile side and the SpringBoot framework is used on the back-end API interface.Backend implementations of registration and login can refer to my article: Backend development: SpringBoot implements registration and login functions .The ionic fr ...