I have a开发者_开发知识库 database in which I need to insert batches of data (around 500k records at a time). I was testing with derby and was seeing insert times of about 10-15minutes for this many r
How to convert an Html source of a webpage int开发者_运维知识库o org.w3c.dom.Documentin Java?I suggest http://about.validator.nu/htmlparser/, which implements the HTML5 parsing algorithm. Firefox is i
品牌型号：佳能相机 系统：EOS R6五寸照片的分辨率是1500*1050像素，照片尺寸是5*3.5英寸，照片冲印推荐300像素/开发者_C百科平方英寸。2寸的照片的有效尺寸宽为3.6厘米，高为5.4
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