问题:提取check之后的数字 来源:Excelhome Sub 提取数字() Dim regexp As New regexp With regexp .Pattern = "check\s*(\d+)" End With With Worksheets("sheet1") r = .Cells(.Rows.Count, 1).End(xlUp).Row arr = .Range("a1:b" & r) For i = 1 To UBo
Column-store compression At a high level, doc values are essentially a serialized column-store. As we discussed in the last section, column-stores excel at certain operations because the data is naturally laid out in a fashion that is amenable to tho
doc_values Doc values are the on-disk data structure, built at document index time, which makes this data access pattern possible. They store the same values as the _source but in a column-oriented fashion that is way more efficient for sorting and a
Linux下diff与patch命令的配合使用 在Linux下,diff与patch命令配合使用可以进行简单的代码维护工作. [A] diffdiff命令用于比较文件的差异,可以用于制作patch文件.但此命令参数众多.格式多样,所以在此仅介绍较常用的格式.例如有以下2个文件,源文件为old/test.txt,经修改后的新文件为new/test.txt,其内容分别如下: old/test.txt:This is the first line!This is the second line!Thi