A RESTful web service written based on JAX-WS that returns xml documents. This xml document can be generated based on JAXB annotations, simplifying xml generation. In order to use the dependent libraries, you can add the following dependencies in the pom.xml file of the maven project: <dependency> <groupId>jakarta.xml.ws</groupId> <artifactId>jakarta.xml.ws-api</artifactId> <version>4.0.0</version> </dependency> <dependency> <groupId>com.sun.xml.ws</groupId> <artifactId>jaxws-rt</artifactId> <version>4.0.0</version> […]
Tag: ota
Echart polar coordinates, azimuth and distance diagram, icon symbol rotation and size, color gradient
Background: Participating in an interactive chart project, the customer had a need for polar coordinate comparison to display different types of indicator data in different directions and distances. Specifically, the attribute fields are: Source, distance, orientation, ID, rotation angle, size Let’s look at the renderings first: Technical points: Legend description: The distance is the radial […]
android ANativeWindow rotation rendering angle
android ANativeWindow rotation rendering angle MediaCodec rotation angle reference videoExtractor opens an angled video file mediaFormat.getInteger(MediaFormat.KEY_ROTATION); gets the angle MediaFormat mediaFormat = videoExtractor.getTrackFormat(j); String mime = mediaFormat.getString(MediaFormat.KEY_MIME); if (mime.startsWith(KEY_VIDEO)) {//Match the track corresponding to the video videoExtractor.selectTrack(j);//Select the track corresponding to the video long duration = mediaFormat.getLong(MediaFormat.KEY_DURATION); int width = mediaFormat.getInteger(MediaFormat.KEY_WIDTH); int height = mediaFormat.getInteger(MediaFormat.KEY_HEIGHT); […]
mybatis handles one-to-many, many-to-one, many-to-many relationships, annotations and xml file writing
Zero, Preface This article is used to study one-to-many, many-to-one, and many-to-many relationships between tables and objects. Two methods of xml file configuration and annotation configuration were studied Super complete~ The entities used for research are students, teachers, courses Note: The relationship between students and teachers should be many-to-many. This article uses many-to-one, that is, […]
Spring-Anotion-(Spring configures beans based on annotations)
1. Basic introduction and introductory cases of Spring’s annotation-based bean configuration 1. Basic introduction: Configure beans based on annotations, mainly components in project development, such as Action, Service, and Dao. 2. Commonly used component annotation forms are: @Component indicates that the current annotation identifies a component. @Controller indicates that the current annotation identifies a controller, […]
Chapter 16 Reflections and Annotations
Through the Java reflection mechanism, you can access the description of the Java object that has been loaded into the JVM in the program, and realize the function of accessing, detecting and modifying the information describing the Java object itself. The Java reflection mechanism is very powerful, and support for this function is provided in […]
A comprehensive summary of new string manipulation methods in JS+ES6, a total of forty-seven methods
Let me introduce to you how to operate strings. Most of what you know and don’t know is here! The classification may be a little wrong, please forgive me! Added 1.concat() Splicing strings can concatenate two or more strings let str = “hello” let str1 = “str” console.log(“hello”.concat(str1)) //hello str console.log(str.concat(str1)) //hello str 2.padStart(total length, […]
A turntable (music disk) made by Vue that rotates at a click. When you click to stop, it will slowly stop within a few seconds. Click the button again to rotate again.
Look at the effect first: Code: I will draw the main parts with red lines css:section: Source code: vue part: <template> <div class=”song-lyric”> <div> <div class=”type”> <div class=”right”> <div class=”right-center” :class=”{ ‘rotates’: isplay }”> <div> <img src=”//i2.wp.com/imagesone.oss-cn-beijing.aliyuncs.com/imagebishe/player_bar.png” class=”right-top” :class=”{rotated: isplay}”> </div> <div> <img src=”//i2.wp.com/imagesone.oss-cn-beijing.aliyuncs.com/imagebishe/disc.png” class=”tight-bottm” :style=”{ transform: ‘rotate(‘ + rotationAngle + ‘deg)’ }”> </div> </div> […]
[Springboot] Based on annotation development Springboot-Vue3 integrates Mybatis-plus to implement paging query (2) – front-end el-pagination implementation
Series of articles [Springboot] Based on annotation development Springboot-Vue3 integrates Mybatis-plus to implement paging query – back-end implementation Article directory Series of articles system version Implement function Implementation ideas Data format passed in from backend frontendel-table Encapsulate axois interface Introducing the el-pagination paging component of Element-plus Axois gets background data System version Backend: Springboot 2.7, […]
Custom annotations prevent forms from submitting code repeatedly
/** * Custom annotations to prevent repeated submission of forms * * @author LZJ */ @Inherited @Target(ElementType.METHOD) @Retention(RetentionPolicy.RUNTIME) @Documented public @interface RepeatSubmit { /** * Interval time (ms), less than this time is considered a repeated submission */ int interval() default 3000; /** * Interval time unit (milliseconds) */ TimeUnit timeUnit() default TimeUnit.MILLISECONDS; /** * […]