Hi I am new to perl programming and i have one query and a problem in perl hashing. I have two hashes containing Hash 1 Hash 2 a=> 1 1 => c1 b=> 2 2 => c2 c=> 1 3 => c3 d=> 1 e=> 2 f => 3 I want to retrive the Keys of Hash1 from the keys of Hash 2.The Keys of hash matches the values of Hash1. How can i do this.

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Well I have a 2D array matrix file like [CODE] 0.5 0.8 0.9 0.10 1.0 0.5 0.75 0.6 2.5 6.0 0.5 0.53 3.0 2.75 0.9 0.5 I want to read this file as csv and edit the file such as when the values are above (> 1) i want to edit it as 1.0 so my matrix will look like 0.5 0.8 0.9 0.10 1.0 0.5 0.75 0.6 1.0 1.0 0.5 0.53 1.0 1.0 0.9 0.5 [/CODE]

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I have a file like this a csv file DB01967 ZIPA DB01967 PFAZ DB01992 YVBK DB01992 ZAP70 DB02191 ZIPA DB02319 YQHD DB02552 ZFPP I want to print a file of csv in the format like DB01967 ZIPA PFAZ DB01992 YVBK ZAP70 DB02191 ZIPA DB02319 YQHD DB02552 ZFPP i am totally new to python problem in parsing.

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I have a sort of csv file which looks likes given below i want to count number of digits in each line like number of 0's ,1 s in each line and print them this way for each line i want to print information in csv file . 0 0 1 2 3 4 2 1 2 5 0 7 7 7 3 3 3 8 1 1 9 1 6 3 0 9 8 1 6 9 2 0 1 7 3 3 1 0 1 6 7 7 0 1 2 8 9 8 3 2 6 1 …

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The End.