1. Shell Programming and Scripting

like connect "summer" and "winter" to "summerwinter"? Can anybody help me? thanks a lot. (2 Replies)

2. Shell Programming and Scripting

I need to check if $1 or $2 are empty before continuing but I don't know if bash has any logic of the sort. This is what I'm looking for - except that "and" doesn't seem to work. if and ;then ... Thank you! :D (4 Replies)

3. Shell Programming and Scripting

Hi Unix Champs, I am a newbe to UNIX. I need to create a condition where I want to check the value of a variable with 5 different strings, if matched then exit 1. For ex: if ] then echo "yes, condition satisfied...." else echo "no, condition not satisfied..." fi ... (9 Replies)

4. UNIX for Dummies Questions & Answers

Hello guys, should be a very easy questn for you: I need to delete strings in file1 based on the list of strings in file2. like file2: word1_word2_ word3_word5_ word3_word4_ word6_word7_ file1: word1_word2_otherwords..,word3_word5_others... (7 Replies)

5. Shell Programming and Scripting

hi everybody, I need a quick help with this issue. I have configuration file in which the following set of strings must be present. I need to check it with the bash script (leading spaces are not significant). Check must be case insensitive. Can anybody help? ... any lines <SECTION... (4 Replies)

6. Shell Programming and Scripting

The question is not as simple as the title... I have a file, it looks like this <string name="string1">RZ-LED</string> <string name="string2">2.0</string> <string name="string2">Version 2.0</string> <string name="string3">BP</string> I would like to check for duplicate entries of... (11 Replies)

7. UNIX for Dummies Questions & Answers

Hi All, I am a newbie...I would like to have a function which ll check if a file contains valid strings before "=" operator. Just to give you my requirement: assume my file has content: hello= gsdgsd sfdsg sgdsg sgdgdg world= gggg hhhh iiiii xxxx= pppp ppppp pppp my... (5 Replies)

8. UNIX for Dummies Questions & Answers

Dear all, I have a data like below (n of rows=400,000) and I want to extract the rows with certain strings. I use code below. It works if there is not too many strings for example n of strings <5000. while I have 90,000 strings to extract. If I use the egrep code below, I will get error: ... (3 Replies)

9. UNIX for Beginners Questions & Answers

Hello Everyone , Iam a newbie to shell programming and iam reaching out if anyone can help in this :- I have two files 1) Insert.txt 2) partition_list.txt insert.txt looks like this :- insert into emp1 partition (partition_name) (a1, b2, c4, s6, d8) select a1, b2, c4, (2 Replies)

10. UNIX for Beginners Questions & Answers

I cannot seem to get what should be a simple awk one-liner to work correctly and cannot figure out why. I would like to use patterns from a specific field in one file as regex to search for matching strings in the entire line ($0) of another file. I would like to output the lines of File2 which... (1 Reply)