1. UNIX for Dummies Questions & Answers

I have a question I have like 19 different list which contains the name of the server but what I need is just unique ones. First thing I need to do is just make a unique list within the list itself i.e. delete anything that is repeated inside the list like for example in list1 i... (1 Reply)

2. Shell Programming and Scripting

Hello experts, I am new to this group and to 'SED' and 'AWK'. I have data (text file) with 5 columns (C_1-5) and 100s of lines (only 10 lines are shown below as an example). I have to find or select only the id numbers (C-1) of specific lines with '90' in the same line (of C_3) AND with '20' in... (6 Replies)

3. Shell Programming and Scripting

Hi My pipe delimited .txt file contains rows with 10 columns. Can anyone advise how I output to file only those rows with the letters ‘ci' as the first 2 characters in the 3rd column ? Many thanks (4 Replies)

4. Programming

In a table, date is stored in a column as "2011-01-4". If I write query to get the dates > "2011-01-06" , then the date "2011-01-4" is also listed. The date stored in the column is a varchar datatype. So how can I make a query to not display the date "2011-01-4" ? Is there any solution ? Thank... (4 Replies)

5. Programming

I have two arrays DIST(1:NCOF) and X(1:NX) Let NCOF = 5 and NX = 15, with DIST = and X = I want to create an array that puts a zero if DIST is outside the region in X, otherwise putting 1. In this example I should get RES = Using DIST = would give RES = The values in... (6 Replies)

6. Shell Programming and Scripting

Hi, all: I am not familiar with unix,and just started awk scripts. I want to retrieve lines that have the first 4 columns with different values. For example, the input is like this (tab delimited file with one header) r1 A A A A x r2 A B B A x r3 B B B B x the output should be (header is... (15 Replies)

7. Shell Programming and Scripting

Hi Guys ! i want to search a record in file by matching two values in a record in two different columns suppose i have 3 columns and i want to select all those values from col1 for which in col3 has a specific value e.g select all "john" from column1 where column 3 has a value of "20" ... (9 Replies)

8. Shell Programming and Scripting

Hi, I have a file with the following columns: 361459 447394 CHL1 290282 290282 CHL1 361459 447394 CHL1 361459 447394 CHL1 178352861 178363529 AGA 178352861 178363529 AGA 178363657 178363657 AGA Essentially, using CHL1 as an example. For any line that has CHL1 in... (2 Replies)

9. Shell Programming and Scripting

Hello, everyone I am beginner for shell programming. I want to print all lines that have the same values in first two columns data: a b 1 2 a a 3 4 b b 5 6 a b 4 6 what I expected is : a a 3 4 b b 5 6 but I searched for one hour in... (2 Replies)

10. Shell Programming and Scripting

Hi, everyone I have a dataset like this: A B C D A C C D E F G H F D K Y X A K K C Gsome of columns have no values in each line. I want to print all lines that have 1/2/3/4 values, export separately to four files. What I expected is like this: file1 Y file 2 A C X Afile 3... (3 Replies)