change in line Post: 302561475

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change only selected line

hi i dont know how to go abt this? as i m new to unix. i have file say as xct. in file there are so many commands. . now here i m accepting new cron settings from user. but these new settings will be applicable for particular command. like my file is as * * * * * read a <...

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%device line change

Hello and thank you in advance for any assistance. Working with SCO 5.0.5 our SCSI tape device is no longer working. Before we replace the unit I want to verify it's not related to a change someone may have made via mkdev tape. For years the boot message would list the tape device as this:...

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Hi, I'm struggling to write a script to do the following, -will go through each line in the file -in a specific character positions, changes the value to a new value -These character positions are fixed througout the file ----------------------- e.g.: file1.sh will have the following 3...

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change to one line for if then if then

if ! grep -q "aa" $line;then if ! grep -q "bb" $line;then somthing fi fi

8. Shell Programming and Scripting

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I did help some at another forum to change one line to multiple lines. var1="abc001: text goes here yyy003: text goes here uuuu004: text goes here" Running this awk, gives correct result, but its not very nice. Any idea on how to simplify it? awk '{for (i=1;i<=NF;i++) printf $i~":"?"\n"$i" ":$i"...

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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. UNIX for Dummies Questions & Answers

change only selected line

Discussion started by: d_swapneel14

2. UNIX for Advanced & Expert Users

%device line change

Discussion started by: sighbrrguy

3. Shell Programming and Scripting

change first word in the every new line

Discussion started by: wrwe

4. Shell Programming and Scripting

Script to change file contents line by line

Discussion started by: vini99