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thank you for your help.
Joseph

Hi
I have a file that looks like the one below.
For the same 'TCONS' in the second column, I would like to extract the row that has the highest (or last) number in the fourth column.
Any kind of...

Hi
I use the following code quite a bit; however, it can be very slow when the pattern list reaches a few thousands. Is there a faster alternative?
Thanks
grep -w -f pattern_file actual_file

thank you. Ruby is good too.

thank you. It works.

I have a tab-delimited inFile:
cat inFile
A B C D E F
1 2 3 4 5 6
a b c d e fI would like to replace the first 3 tabs in each row with underscore to...

This code works well.
Thank you

I am not really sure I understand the question.
can you please explain a bit more?
Thanks
Joseph

I tested the code with the following inFile:

#f1 f2 f2
a 3991037 4155442
a 3993760 4160837
a 3994154 4159990
b 308568 179762
f 3484774 3488370
f ...

Hi
my inFile has 3 fields with duplicates in field1.
I would like to print the average field2 and field3 for the duplicated field1.

$cat inFile
f1 f2 f3
A 7 2
B 4 2
B 2...

it worked.
Thank you and have a wonderful week!

this works fine with the test file I posted, but it does not seem to work with my actual data as shown below:

$cat s5
#miRNA s5_read_count precursor
hsa-let-7a 3993760 hsa-let-7a-1...

I have a file where some lines end with '*'.
I would like to remove those lines ending with '*'.
inFile:
a
b*
c
d*outFile:
a
cThank you

what about if add another term to my new line;
my new line looks like tihs:
name=test color="255,0,0 0,0,255" priority=10awk 'BEGIN{print "name=test color=\"255,0,0 0,0,255\"" priority=10}{print}'...

got it. thanks

---------- Post updated 09-02-10 at 05:27 PM ---------- Previous update was 09-01-10 at 06:38 PM ----------

Hi frank_rizzo

I have a follow up question.
my new line must...

awk works fine
$awk 'BEGIN{print "new line"}{print}' infile > outfile
$cat outfile
new line
a b c
A E F
1 2 3
but the other dosen't look right

$ echo "new line" >foo
$ cat foo infile...

infile
a b c
A E F
1 2 3 outfile
new line
a b c
A E F
1 2 3 I tried:

sed '1i\
new line' infile > outfilecat outfile
new linea b c
A E F
1 2 3 I don't want the new line be added to the...

how do I delete the first 3 lines and the first column and the tab?

infile:
Colorspace 0
SA-Sample 1 in 32
FTab-Chars 10
Sequence-1 SINE1_7SL 282
Sequence-2 sapieTTns 289...

it is much better now; I need to replace '/' by '_' also:

$awk '/^>/ { gsub( "[ \t]", "_", $0 ); } { print; }' infile.txt
>AluYa5_SINE1/7SL_Homo_sapiens...

$ head infile.txt | od -x -c
0000000 413e 756c 6159 0935 4953 454e 2f31 5337
> A l u Y a 5 \t S I N E 1 / 7 S
0000020 094c ...

Hi agama (https://www.unix.com/members/302081960.html)
How do I check which type of spaces I have in my file?
Also, can I send you my infile as an attachment so you can examine it?
I think when I...

it replaced only some:
sed "/^>/s/[ \t/]/_/g" infile.txt
>AluYa5 SINE1_7SL Homo_sapiens
ggccgggcgcggtggctcacgcctgtaatcccagcactttgggaggccgaggcgggcggatcacgaggtc...

Perfect. It works. Thanks

---------- Post updated at 02:35 PM ---------- Previous update was at 02:32 PM ----------




this code also works. Thanks

Hello

#I have a file with a list of sequences; the sequence name is the line starting with '>'.
$cat infile

>AluYa5 SINE1/7SL Homo sapiens...

Hi radoulov (https://www.unix.com/members/302021308.html)
##
$ls
file1 file2 file3 file4
##
$printf '%s\n' *|paste -sd,>list
usage: paste [-s] [-d delimiters] file ...
##
$ ls
file1 ...