You can do it all in shell
(without calling external utilities, like sed for example), but it depends on your ksh version.
Is N in fixed or variable position?
One or many occurrences?
With ksh93(dtksh on Solaris):
For older versions of ksh the solution depends on the answers of the above questions.
How do I replace a space " " character at a particular position in a line?
e.g. I have a file below
$ cat i2
111 002 A a
33 0011 B c
2222 003 C a
I want all the 1st spaces to be replaced with forward slash "/" and the 3rd spaces to have 5 spaces to get the output below:
111/002... (8 Replies)
Hi,
I am working on a command that replaces some occurrences of quotation marks in file. The quotation mark cannot be the first or the last character in line and cannot be preceded or followed by a comma.
I am not an expert in regular expressions, but I managed to create the following... (2 Replies)
Hello, I need to do this in python but I'm just learning py and it's quite urgent.
I have a script I created and need an interactive python script to modify part of a line.
MY SCRIPT
#ligand prep. Uses 'ind' prefix. The initial ligand must be ind.pdb. This
#generates ind.pdbqt.... (0 Replies)
Hi, I need to do a global search and replacement of a non-ascii character. Let me first give the background of my problem.
Very frequently, I need to copy set of references from different sources. Typically, a reference would like this:
Banumathy et al., 2002 G. Banumathy, V. Singh and U.... (1 Reply)
Hi.
I need to make multiple string replacements in a file but several of the strings have been broken up by a carriage return so that the first few characters are on one line and the remainder on the following line.
E.g like the word 'post' in the following:
Use descriptive thread... (3 Replies)
Hi,,
I have the line below in a file:
$!VarSet |LFDSFN1| = '"E:\APC\Trials\20140705_427_Prototype Trial\Data\T4_20140705_Trial_Cycle_Data_13_T_Norm.txt" "VERSION=100 FILEEXT=\"*.txt\" FILEDESC=\"General Text\" "+""+"TITLE{SEARCH=NONE NAME=\"New Dataset\" LINE=1I want to write a script to change... (2 Replies)
Hello Gurus,
I have a script developed...
#!/bin/bash
#---------------------------------------------------------------------
# This pScript will remove/replace the special characters fromfiles
#---------------------------------------------------------------------
trxdate="`date... (1 Reply)
Hi Guys,
I have a file which needs to be replaced with tab delimited
AA§Orgin Name§Mapping based on prod_usa§§§§
BB§Date§2019-08-11 23:30:01§§§§
I am trying below code
sed 's// /g' test.txt
Expected
AA|Orgin Name|Mapping based on prod_usa|||
BB|Date|2019-08-11 23:30:01|||| (6 Replies)