9 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi All
I'm trying to insert a new line at the before each comment line in a file.
Comment lines start with '#-----'
there are other comments with in lines but I don't want a new line there.
Example file:
blah
blah #do not insert here
#this is a comment
blah #some more
#another comment... (10 Replies)
Discussion started by: Mudshark
10 Replies
2. Shell Programming and Scripting
At the top of the XYZ file, I need to insert the ABC data value of column 2 only when ABC column 1 matches the prefix XYZ file name (not the ".txt"). Is there an awk solution for this?
ABC Data
0101 0.54
0102 0.48
0103 1.63
XYZ File Name
0101.txt
0102.txt
0103.txt
... (7 Replies)
Discussion started by: ncwxpanther
7 Replies
3. Shell Programming and Scripting
Hi All,
I have a file which has data like
a,b
c,d
e,f
g,h
And I need to insert a new column at the begining with sequence no( 1 to n)
1,a,b
2,c,d
3,e,f
4,g,h
Please let me know how to acheive this in unix (3 Replies)
Discussion started by: weknowd
3 Replies
4. Shell Programming and Scripting
Hi,
I have a requirement where in I need to insert delimiters before the last column of the total delimiters is less than a specified number.
Say if the delimiters is less than 139, I need to insert 2 columns ( with blanks) before the last field
awk -F 'Ç' '{ if (NF-1 < 139)} END { "Insert 2... (5 Replies)
Discussion started by: arunkesi
5 Replies
5. Shell Programming and Scripting
Dear Team
I need to insert field(which is need to taken from previous line's first field) in first column if its blank. I had tried using sed but not find the way. Detail input and output file as below.
Kindly help for same.
INPUT:
SCGR SC DEV DEV1 NUMDEV DCP ... (7 Replies)
Discussion started by: jaydeep_sadaria
7 Replies
6. UNIX for Dummies Questions & Answers
I have a text file where the second column is a list of numbers going from small to large. I want to extract the rows where the second column is smaller than or equal to 0.0001.
My input:
rs10082730 9e-08 12 46002702
rs2544081 1e-07 12 46015487
rs1425136 1e-06 7 35396742
rs2712590... (1 Reply)
Discussion started by: evelibertine
1 Replies
7. UNIX for Dummies Questions & Answers
I have a column of numbers in the following format:
1.722e-05
2.018e-05
2.548e-05
2.747e-05
7.897e-05
4.016e-05
4.613e-05
4.613e-05
5.151e-05
5.151e-05
5.151e-05
6.1e-05
6.254e-05
7.04e-05
7.12e-05
7.12e-05 (6 Replies)
Discussion started by: evelibertine
6 Replies
8. Shell Programming and Scripting
I wrote a script to grep for a closing XML node. Then I need it to navigate up a line and insert some XML. Then go to the next occurrance. I have this
INSERT_NODE='<QUANTITATIVE NAME="'${QR_NAME}'" QUANT="1" />'
GREP_FOR='</JOB>'
TMP_FILE=/tmp/lineArray.$$
if ]; then
continue
else
... (7 Replies)
Discussion started by: J-Man
7 Replies
9. Shell Programming and Scripting
Hi,
I am new to unix shell shell scripting. I have a specific requirement where I need to append comma's based on the max number of column in the file.
Eg:
If my source file look something like this,
sengwa,china
tom,america,northamerica
smith,america
walter
My output file... (8 Replies)
Discussion started by: nicholas_ejn
8 Replies