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The project needs to realize the function of picture viewing. Using ImageView can't scale, using the system's picture viewer can't meet their own customized needs, so I used Viewpager + PhotoView to realize it. Introducing PhotoView Github link for PhotoView , PhotoView is designed to help developers easily scale Android ImageView. 1. Conf ...

PHP uses asymmetric encryption algorithm (RSA) In the daily design and development, in order to ensure the security of data transmission and data storage, the clear data can be encrypted into complex ciphertext by specific algorithm. At present, the mainstream encryption methods can be roughly divided into one-way encryption and two-way encryp ...

1. Preface Hello, you little friends, have met again. Looking back, RxHttp We are about to have our anniversary birthday (launched in April 19). This year, we have come over with sincerity.... Sincerity is not easy. Code maintenance, writing articles, writing documents, etc. are often done after zero o'clock. It is also the first time that I sp ...

Use fonts in Android O XML 2017/9/25 20:14:35 Android 8.0 introduced a new feature, fonts in XML, that allows you to use fonts as resources.This means that you no longer need to bundle fonts as assets.Fonts are compiled in R files and, as a resource, are automatically used on the system.You can then access these fonts using a new resour ...

Litepal is an open-source Android database framework. It uses the object relational mapping (ORM) mode to encapsulate some database functions that we usually use. Add dependent file compile 'org.litepal.android:core:1.6.1'Object relational mapping (ORM): the programming language we use is the object-oriented language, and the database we use ...

Hello, next I will introduce OpenGL ES 3. OBJ file rendering. The previous section introduces the OBJ file and its text structure. Next, it introduces how to load the OBJ file into memory and render it through OpenGL. 1. OBJ file parsing class Because OBJ text files are stored according to certain rules (see the previous section for de ...

You can pay attention to the author's account and the Java notebook from scratch. You can also go to the author's blog Garden to learn from the catalog. This film will be based on the black horse programmer job class video for learning and data sharing, and take notes and their own views. Welcome to study and discuss together. [learn Java note ...

This article starts with WeChat official account of vivo Internet technology. Links: https://mp.weixin.qq.com/s/jG8rAjQ8QAOmViiQ33SuEg Author: Chen Long Recent projects need to support dozens of languages. Many small languages seem to be the same as garbled code in the eyes of people who don't know them. Translation is generally transl ...

Use sendEmptyMessage(int what) in Handler to send message Click the button to send the message and process the message in the Handler. Only one message with the what attribute is sent. case R.id.button1: new Thread(new Runnable() { // Check the Handler's api, which has several ways of sendMessage() ...

In your APP, you often get pictures from your mobile camera and gallery. The encapsulation method here is convenient for you. It solves the acquisition method of Android 7.0 resource uri. It is compatible with machines above SDK19, and has the authority to request integration. Welcome to use it off the shelf, and comment and gu ...