10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
Dear Users,
Appreciate your help if you could help me with splitting a large file > 1 million lines with sed or awk. below is the text in the file
input file.txt
scaffold1 928 929 C/T +
scaffold1 942 943 G/C +
scaffold1 959 960 C/T +... (6 Replies)
Discussion started by: kapr0001
6 Replies
2. UNIX for Dummies Questions & Answers
Hi all,
I have a csv file that appears as follows:
,2013/03/26,2012/12/26,4,1,"2017/09/26,5.75%","2017/09/26,1,2018/09/26,1,2019/09/26,1,2020/09/26,1,2021/09/26,1",,,2012/12/26,now when i use the split function like this:
my @f = split/,/; the split function will split the data that is... (2 Replies)
Discussion started by: WongSifu
2 Replies
3. Shell Programming and Scripting
Hello;
I have a file consists of 4 columns separated by tab. The problem is the third fields. Some of the them are very long but can be split by the vertical bar "|". Also some of them do not contain the string "UniProt", but I could ignore it at this moment, and sort the file afterwards. Here is... (5 Replies)
Discussion started by: yifangt
5 Replies
4. Shell Programming and Scripting
Hi all,
I'm pretty new to Shell scripting and I need some help to split a source text file into multiple files. The source has a row with pattern where the file needs to be split, and the pattern row also contains the file name of the destination for that specific piece. Here is an example:
... (2 Replies)
Discussion started by: cul8er
2 Replies
5. Shell Programming and Scripting
Hi,
I have a data file xyz.dat similar to the one given below,
2345|98|809||x|969|0
2345|98|809||y|0|537
2345|97|809||x|544|0
2345|97|809||y|0|651
9685|98|809||x|321|0
9685|98|809||y|0|357
9685|98|709||x|687|0
9685|98|709||y|0|234
2315|98|809||x|564|0
2315|98|809||y|0|537... (2 Replies)
Discussion started by: nithins007
2 Replies
6. Shell Programming and Scripting
Hi,
Probably a very weak question.. but I have tried all I know..
BPC0001:ANNUL_49542 0.0108 -0.0226 -0.0236 0.0042 0.0033 -0.0545 0.0376 0.0097 -0.0093 -0.032 Control
BPC0002:ANNUL_49606 0.0190 -0.0142 -0.0060 -0.0217 -0.0027 ... (3 Replies)
Discussion started by: genehunter
3 Replies
7. Shell Programming and Scripting
hi, I have a seemingly really stupid question, but here goes!
What do you enter into split delimiter to seperate something like this
"December 12, 1995"
and get
December
12
1995
?
thanks (5 Replies)
Discussion started by: ade214
5 Replies
8. UNIX for Dummies Questions & Answers
I have gone through all the threads in the forum and tested out different things. I am trying to split a 3GB file into multiple files. Some files are even larger than this.
For example:
split -l 3000000 filename.txt
This is very slow and it splits the file with 3 million records in each... (10 Replies)
Discussion started by: madhunk
10 Replies
9. UNIX for Dummies Questions & Answers
Hi guys
I would like to be able to split a large file into many smaller part. Then, these smaller files will be transfered onto a windows machine where they need to be recombined.
I think tar files may be the best to do this. How can I tar a large file into many small tar files which can be... (1 Reply)
Discussion started by: white_raven0
1 Replies
10. Shell Programming and Scripting
I am interested in 2 and 36th fields in this input file. I was wondering if there was a more efficeint way to do this.
($pt1,$bkup_name,$pt3,$pt4,$pt5,$pt6,$pt7,$pt8,$pt9,
$pt10,$pt11,$pt12,$pt13,$pt14,$pt15,$pt16,$pt17,
... (7 Replies)
Discussion started by: reggiej
7 Replies