10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
For a given string that may contain any ASCII chars, i.e. that matches .*,
find and print only the chars that are in a given subset.
The string could also have numbers, uppercase, special chars such as ~!@#$%^&*(){}\", whatever a user could type in
without going esoteric
For simplicity take... (1 Reply)
Discussion started by: naderra
1 Replies
2. Shell Programming and Scripting
Hi All,
I have a file fo around 15k bytes which i need to insert a string " + "at every 250 bytes.
I found some ideas here using perl to split into lines and tried to addapt it but the results where not satisfactory
for instance i tried to change
#!/usr/bin/perl
$teststring =... (9 Replies)
Discussion started by: kadu
9 Replies
3. UNIX for Dummies Questions & Answers
Hi guys,
I am trying to find the following string in a file, but I always get pattern not found error, not sure what is missing here. Can you help please?
I do a less to open the xrates.log and then do a /'="18"' in the file and tried various combinations to search the below string.
String... (8 Replies)
Discussion started by: santokal
8 Replies
4. Shell Programming and Scripting
Hi,
I am trying to read the records from file and split into multiple files.
SourceFile.txt
<?xml version="1.0" encoding="UTF-8"?>... (2 Replies)
Discussion started by: unme
2 Replies
5. Shell Programming and Scripting
Hi,
INPUT:
DCBADD
OUTPUT:
ABCD
The SED script should alphabetically sort the chars in the string and remove the duplicate chars. (5 Replies)
Discussion started by: jds93
5 Replies
6. Shell Programming and Scripting
how can i print all the chars of a string one by line?
i have thought that use a for cicle and use this command inside:
${VARIABLE:0:last}but how can i make last? because string is random
P.S. VARIABLE is the string
or can i make a variable for every chars of this string?
this was my idea... (10 Replies)
Discussion started by: tafazzi87
10 Replies
7. UNIX for Dummies Questions & Answers
Hi,
I'm curious about how to do a very simple thing with regular expressions that I'm unable to figure out.
If I want to find out if a string contains 'a' AND 'b' AND 'c' it can be very easily done with grep:
echo $STRING|grep a|grep b|grep c
but, how would you do that in a single... (9 Replies)
Discussion started by: jimcanoa
9 Replies
8. Shell Programming and Scripting
I have a string I keep appending too upto certain amount of chars.
Is there some sort of way for me to check the string to see if I hit my limit of repeatable characters?
For example, assume I allow for 2 repeatable chars, this will be a valid
string Xxh03dhJUX, so I can append the last... (3 Replies)
Discussion started by: BeefStu
3 Replies
9. Shell Programming and Scripting
Hello Unix gurus,
I have a gzipped file where each line contains 2 street addresses in the US. What I want to do is get a count for each state that does not match.
What I have so far is:
$ gzcat matched_10_09.txt.gz |cut -c 106-107,184-185 | head -5
CTCT
CTNY
CTCT
CTFL
CTMA
This cuts... (5 Replies)
Discussion started by: sitney
5 Replies
10. UNIX for Dummies Questions & Answers
Hi.
Can I extract the last 3 characters from a given string using sed ?
Why the following doesn't work (it prints the full string) :
echo "abcd" | sed '/\.\.\.$/p' doesn't work ?
output: abcd
Thanks in advance,
435 Gavea. (7 Replies)
Discussion started by: 435 Gavea
7 Replies