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Rotation is also a common display effect on various websites. Here I will write about some simple ways to realize it. // I don't know why the system ate the img tag in the code. Do the big guys have a solution? 1. Native js rotation Native rotation effect, here the principle of implementation: there is a block-level element to place the list of ...

Simple Analysis of Internal Calls in SDWebImage 4 Framework UML Diagram and Call Sequence Diagram Second, we started by setting up a network picture for UIImageView. 3sd_setImageWithURL Four downloadImageWithURL Five downloadImageWithURL Six init WithRequest SDWebImage 4 - Simple analysis of internal calls within the framework The ...

Original works, reprinted please indicate the source Material Design was briefly introduced in previous articles. Since Android 5.0, Google has designed all built-ins in the Material Design style. I personally like this style, so I have written a full Material Design style App for further study. Project address: https://github.com/duya ...

1. The Passing Process of Activity to Click Events _Click events are represented by Motion Event. When a click event occurs, the event is first passed to the current user by WMS. Activity, which is distributed by Activity's dispatch TouchEvent. Activity # dispatchTouchEvent Call to handle touch screen events, Activity dispatchTouchEvent ...

Do you really use Retrofit 2? Retrofit 2 is a complete tutorial retrofit2 is based on okhttp package. It naturally supports responsive programming, simple and clear API calls, especially the adapters supporting various json frameworks, coupled with rxjava thread scheduling, can make your code instantly elegant. Let's take a look at the t ...

Both WWDC 2016 and 2017 mentioned the principle and performance optimization idea of startup. It can be seen how important startup time is for developers and users. This article talks about how to accurately measure the startup time of App. Startup time consists of two parts: the startup time before main and the startup time after main. T ...

Write in front: This document uses version 7.0, version 8.0 method name has been changed, it is recommended to see the official document, the overall business logic and principles have not changed. Official website In the process of android programming, we will write a lot of layout and click events. Simple and repetitive operations like i ...

This article belongs to xxKarina Original, reproduced please note Personal blog address: https://xxkarina.github.io/ Essentials What is a thread? What are threads? How to Use Threads What are threads? To learn threads, we first need to understand several common concepts: process Every program running on the system is a process. A proc ...

First look at the overall effect   One of the goals of software development is to "fool" simple things.Look at the following picture:   On the left are three generators configured in application.yml, and on the right they can be injected directly into the code, note that you don't have to write any code.It's sour.Here's how it w ...

What is a stretched geometry Stretching means that we have a two-dimensional graphic that is transformed into a three-dimensional graphic by stretching on the z-axis.For example, if we stretch THREE.CircleGeometry, we get a cylindrical-like figure; if we stretch THREE.PlaneGeometry, we get a cube.Here's a description of the commonly used THRE ...