deleting white spaces Post: 47548

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

delete white spaces

hi all... i have the next question: i have a flat file with a lot of records (lines). Each record has 10 fields, which are separated by pipe (|). My problem is what sometimes, in the first record, there are white spaces (no values, nothing) in the beginning of the record, like this: ws ws...

2. Shell Programming and Scripting

trimming white spaces

I have a variable that calls in a string from txt file. Problem is the string comes with an abundance of white spaces trailing it. Is there any easy way to trim the tailing white spaces off at the end? Thanks in advance.

3. Shell Programming and Scripting

Two or more white spaces in string

Hi, Can anybody suggest me how to combine two strings with two or more white spaces and assign it to a variable? E.g. first=HAI second=HELLO third="$first $second" # appending strings with more than one white spaces echo $third this would print HAI HELLO Output appears...

4. UNIX for Dummies Questions & Answers

Delete Multiple White Spaces

Hi, I have a file that has multiple spaces between characters. I want to delete or convert the multiple spaces into a single space. I think this can be done in "sed" but I only know the syntax to delete trailing or leading spaces. Can this be done with "sed" or awk? I have a file that looks...

5. UNIX for Dummies Questions & Answers

deleting white spaces in a file

Hello Guys, I am a newbie to unix. I am having a requirement. Please help me for finding a solution for this, I am having a file as mentioned below: $ cat shank ackca acackac akcajc akcjkcja akcj ckcklc I want to delete all the white spaces in this file, I tried...

6. Shell Programming and Scripting

white spaces in bash autocompletion

Hello dear community! I've recently written a BASH function for auto completion of options. It works like following: if a user types a command and then an argument to this command which starts with "^-" and then presses TAB, then 'user_command --help (or -h)' is invoked and possible options are...

7. UNIX for Dummies Questions & Answers

Problem with White spaces and tabs

Hi All, I am facing issues converting white spaces and tabs together in a file I am reading. Here is the command I am trying: tr -s ' '@ | sort -t@ +1n filename I guess the problem is that it is not converting the tabs to another delimiter. Also, I am supposed to accomplish this only using...

8. Shell Programming and Scripting

Leading white spaces

Hi, I am having problem in deleting the leading spaces:- cat x.csv baseball,NULL,8798765,Most played baseball,NULL,8928192,Most played baseball,NULL,5678945,Most played cricket,NOTNULL,125782,Usually played cricket,NOTNULL,678921,Usually played $ nawk 'BEGIN{FS=","}!a...

9. Shell Programming and Scripting

Replacing white spaces in filename

Hi; In following code find LOG_DIR -type f | while read filename; do echo $filename; done I want to precede each white space encountered in filename with \ so that when i use $filename for running some commands in do...done,it wont give me an error. will appreciate ur help in this....

10. Shell Programming and Scripting

Bash - read white spaces

Hello! I have one problem with my bash script - I would like to be able to read white space characters from stdin (for example single " ") - can I acomplish that somehow? I need to read only one character at the time, so I use read -s -n 1 var but it doesn't work for whitespaces apparently. ...

LEARN ABOUT CENTOS

grub-render-label

GRUB-RENDER-LABEL(1)                                               User Commands                                              GRUB-RENDER-LABEL(1)

NAME

       grub-render-label - generate a .disk_label for Apple Macs.

SYNOPSIS

       grub-render-label [OPTION...] [OPTIONS]

DESCRIPTION

       Render Apple .disk_label.

       -b, --bgcolor=COLOR
              use COLOR for background

       -c, --color=COLOR
              use COLOR for text

       -f, --font=FILE
              use FILE as font (PF2).

       -i, --input=FILE
              read text from FILE.

       -o, --output=FILE
              set output filename. Default is STDOUT

       -t, --text=STRING
              set the label to render

       -v, --verbose
              print verbose messages.

       -?, --help
              give this help list

       --usage
              give a short usage message

       -V, --version
              print program version

       Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

REPORTING BUGS

       Report bugs to <bug-grub@gnu.org>.

SEE ALSO

       The  full  documentation  for grub-render-label is maintained as a Texinfo manual.  If the info and grub-render-label programs are properly
       installed at your site, the command

              info grub-render-label

       should give you access to the complete manual.

grub-render-label (GRUB) 2.02-2ubuntu8.3                             July 2018                                                GRUB-RENDER-LABEL(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

delete white spaces

Discussion started by: DebianJ

2. Shell Programming and Scripting

trimming white spaces

Discussion started by: briskbaby

3. Shell Programming and Scripting

Two or more white spaces in string

Discussion started by: harish_oty

4. UNIX for Dummies Questions & Answers

Delete Multiple White Spaces

Discussion started by: eja