虚拟DOM与diff算法 1) 虚拟DOM 虚拟DOM(Virtual dom),也就是我们常说的虚拟节点,它是通过JS的Object对象模拟DOM中的节点,然后再通过特定的render方法将其渲染成真实的DOM的节点。 2) 使用虚拟节点的好处 频繁的操作DOM,会大量的造成页面的重绘和回流,出于性能优化的考虑,我们应该减少重绘和回流的操作。 重绘:例如...
文件名不显示后缀格式(扩展名) 这样文件是不显示文件后缀的 我们把文件名更改为first,后缀改为.java。 更改完成后我们可以看到,在文件不显示后缀的时候,改的只是文件名字,文件类型还是没有变。 打开“计算机”或者“我的电脑”,点击组织- - - -点击文件夹和搜索选项 点击查看,找到“隐藏已知文件类型的扩展名”,...
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BTW, this is just an ex...Streaming large volume of data over http I need to read about millions of xmls (about few gbs ) and stream them over http via rest GET call with low latency. What would be the options to achieve this with java and/or open source tools. Thank......
BTW, this is just an ex...Streaming large volume of data over http I need to read about millions of xmls (about few gbs ) and stream them over http via rest GET call with low latency. What would be the options to achieve this with java and/or open source tools. Thank......