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Math 类
Math类 基本方法,都被定义成static了: ...
分类:其他好文   时间:2018-09-03 02:34:11    阅读次数:132
JavaScript 基础篇1
JavaScript引用问题 1:<script>标签引用嵌入html页面中,在外部引用中是JavaScript文件时必须用src属性设置相应的文件的URL。2:在不使用defer和async,<script>元素按照出现在页面的先后顺序依次的解析,标签位置在主要内容的后面:。</body>前面。3 ...
分类:编程语言   时间:2018-09-03 02:19:32    阅读次数:166
js 获取节点方法
旧版本获取节点1、获取body console.log(document.body); 2、获取img console.log(document.images); 3、获取a标签 console.log(document.links); 4、获取含有name属性的a标签 console.log(do ...
分类:Web程序   时间:2018-09-03 02:12:05    阅读次数:168
e656. 创建基本图形
Shape line = new Line2D.Float(x1, y1, x2, y2); Shape arc = new Arc2D.Float(x, y, w, h, start, extent, type); Shape oval = new Ellipse2D.Float(x, y, w,... ...
分类:其他好文   时间:2018-09-03 00:05:07    阅读次数:249
e673. Getting Amount of Free Accelerated Image Memory
Images in accelerated memory are much faster to draw on the screen. However, accelerated memory is typically limited and it is usually necessary for a ...
分类:其他好文   时间:2018-09-03 00:04:02    阅读次数:182
e671. 在缓冲图像中存取像素
// Get a pixel int rgb = bufferedImage.getRGB(x, y); // Get all the pixels int w = bufferedImage.getWidth(null); int h = bufferedImage.getHeight(null)... ...
分类:其他好文   时间:2018-09-03 00:03:16    阅读次数:181
e645. 处理键盘事件
You can get the key that was pressed either as a key character (which is a Unicode character) or as a key code (a special value representing a particu ...
分类:其他好文   时间:2018-09-02 23:59:12    阅读次数:298
WEBBASE篇: 第九篇, JavaScript知识4
JavaScript 4 练习1 <!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <body> <script> //1、从弹框中录入一个字符 var c = ...
分类:编程语言   时间:2018-09-02 23:56:02    阅读次数:235
e677. 模糊化图像
This example demonstrates a 3x3 kernel that blurs an image. ...
分类:其他好文   时间:2018-09-02 23:45:34    阅读次数:216
e662. 取的图像的色彩模型
// This method returns the color model of an image public static ColorModel getColorModel(Image image) { // If buffered image, the color model is read... ...
分类:其他好文   时间:2018-09-02 23:41:25    阅读次数:167
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