10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have some tab delimited files that may contain blank columns. I would like to delete the blank columns if they exist. There is no clear pattern for when a blank occurs.
I was thinking of using sed to replace instances of double tab with blank,
All of the examples... (2 Replies)
Discussion started by: LMHmedchem
2. Shell Programming and Scripting
I have below file. I want to remove space at begining of every line and then after also remove blank line from file.
I use below code for each operation.
sed -e 's/^*//' < check.txt > check1.txt
sed '/^\s*$/d' < check1.txt > check2.txt
above code not remove all the space... (12 Replies)
Discussion started by: Mohin Jain
3. Shell Programming and Scripting
Is there a way to delete a line containing something and the blank line at the same time?
If you do this it leaves a blank line behind.
sed '/yum/d' .bash_historyI know this works but I would think there would be a way to do it with one command
sed '/yum/d' .bash_history | sed '/^$/d'In... (2 Replies)
Discussion started by: cokedude
4. Shell Programming and Scripting
I have a file.txt which seems like having three lines.
wc -l file.txt
In fact, once it is open in text editor, this file has four lines where the last line is empty. how can i delete this last empty line of the file.txt? I tried the codes below so far but they... (6 Replies)
Discussion started by: senayasma
5. UNIX for Dummies Questions & Answers
I am using BASH. How can I remove any lines in a text file that are either blank or begin with a # (ie. comments)? Thanks in advance.
Mike (3 Replies)
Discussion started by: msb65
6. Shell Programming and Scripting
I have a number of files (arranged in directories) which have last line blank,
I am trying to synchronize my code with other env and due to this blank lines, all files error out as different although only difference is that of balnk line at end of file.
Is there a way I can recursively... (2 Replies)
Discussion started by: ruchimca
7. Shell Programming and Scripting
I have this problem that there are blank spaces in my text file... i want to remove them
I want to remove the space between line 2 and line 3... I tried sed... it work but it prints the whole text file at the command prompt which i dont want....
sde i tried was... (4 Replies)
Discussion started by: bhagya2340
8. Shell Programming and Scripting
HI, I have this list of apps like so:
Uninstall DivX for Mac.app
Install Flash Player 8 OSX.app
... (10 Replies)
Discussion started by: pcwiz
9. UNIX for Dummies Questions & Answers
i need help..!!!!
i have one big text file estimate data file size 50 - 100GB with 70 Mega Rows.
on OS SUN Solaris version 8
How i can remove first line of the text file.
Please suggest me for solutions.
Thank you very much in advance:) (5 Replies)
Discussion started by: madoatz
10. Shell Programming and Scripting
Hi, I have a flat text file which contains blank line between each text line. Is there any command to get rid of it?
Thanks for your help (11 Replies)
Discussion started by: xfang