摘要：\quadtakes its name from this traditional name;\qquadjust means ”two quads”. However in TeX the\quadhas no height, but only width. 阅读全文

摘要：c++:std::ofstreamstd::ifstreamc:fprintf();c#StreamWriterStreamReader 阅读全文

摘要：c : system("pause"); 注意include头文件c#: Console.WriteLine("press:"); Console.ReadKey(); 阅读全文

摘要：第一型错误和第二型错误可以结合在一起1. 显著性水平(level of significance) alpha是拒绝正确零假设的最大值也就是在H0成立下落入拒绝域的概率H0若是简单假设，只取一个概率分布，如p=p0，则直接求H0若是复合假设，可取多个概率分布，如p=tobs)左单边检验，p值是T的零... 阅读全文

摘要：http://www.artofproblemsolving.com/wiki/index.php/LaTeX:Mathhttp://crab.rutgers.edu/~karel/latex/class4/class4.htmlftp://ftp.ams.org/pub/tex/doc/amsma... 阅读全文

摘要：1. Attention: need to save before compiling2. 标题、作者和注释建立一个新文档，将以下内容复制进入文档中，保存，保存类型选择为UTF-8，编译并观察现象。\documentclass{article}\author{My Name}\title{The T... 阅读全文

摘要：1. Do in-domain search and out-domain search start do things in one aspect and become the expert in this aspect if I wanna do something in CS, see how... 阅读全文