你所謂的那些ITguys不過是些略通高科技的藍領工人，鍾點工

來源: ComeInside 於 2004-12-20 21:19:51 [] [舊帖] [給我悄悄話] 閱讀數 : (267 bytes)
回答: U R 2 naive! Here's the method 由 ComeInside 於 2004-12-20 12:11:47

Regarding your question, I tried a smaller sample and found that step was not necessary unless you need the added column for later use. The numbers in that column don't "look right" after the sort, but you can just delete the column and you get what you want. :-)

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