How to delete characters using a file Post: 302357246

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how to insert and delete characters in the middle of file

I have a problem that I want to insert and delete some chars in the middle of a file. fopen() and fdopen() just allow to append at the end. Is there any simple method or existing library that allow these actions? Thanks in advance.:confused:

2. UNIX for Dummies Questions & Answers

How to delete a file with special characters

I don't now exactly how I did it, but I created a file named " -C " cexdi:/home1 $ls -lt total 1801336 -rw------- 1 cexdi ced-group 922275840 23 mars 10:03 -C How do I delete this file ? cexdi:/home1 $rm -C rm: invalid option -- C Syntax : rm filename ... Doesn't work......

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delete non printable characters from file

i have a file which contains non printable characters like enter,escape etc i want to delete them from the file

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I am receiving a file with 'M-^M' characters...how do I get rid of these characters. I tried tr -d '\015' and sed '/^M//g', but they didnot work. Appreciate if someone can help me with this

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Delete not readable characters

Hi All, I wanted to delete all the unwanted characters in the string. ie, to delete all the characters which are not alpha numeric values. var1="a./bc" var2='abc/\."123' like to get the output as print var1 abc print var2 abc123 Could you guys help me out pls. Your help is...

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Delete new line characters from a file

Hi, I have a file with about 25 colums separated with '~', but few of the lines have extra tabs ('^') and new line characters ('$'). Is there a way I can delete those characters if they are anywhere before the 25th column in a line? example: CLUB000650;12345678;0087788667;NOOP MEMBER ...

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Vim help - delete words in a file or characters after pattern

I have a file with words that begin with character #. Whenver that character is found that word should be deleted throughout the file. How do I do that in VIM. e.g: afkajfa ladfa ljafa #222222 kjafad ljl afajkj kjlj uouu #44444 jlkj lkjl Output should be afkajfa ladfa ljafa kjafad...

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how to delete special characters from the file content

Hello Team, Any one suggest how to delte the below special character from a file which is having one column 10 rows of same below content. ---------------------------------------- Kosten|bersicht gemd_ ' =Welche Kosten kvnnen...

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need to Delete first 10 characters of a file name

Hello Everyone, I need help in deleting first 10 characters from the filename in a directory eg: 1234567890samplefile1.txt 1234567890samplefile2.txt and so on.. need to get the output as samplefile1.txt Thanks in Advance!!!!

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Need help to delete special characters exists only at the end of the each record in UNIX file?

Hi, I have a file in unix with 15 columns.It consists special characters(#,$,^M,@,*,% etc)at the end of the each record.I want to remove these special characters.I used the following: Sed -e 's/ /g;s/ */ /g' . But It is removing special characters exists everywhere in the file(begining,middle...

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. Programming

how to insert and delete characters in the middle of file

Discussion started by: ivancheung

2. UNIX for Dummies Questions & Answers

How to delete a file with special characters

Discussion started by: yveslagace

3. UNIX for Dummies Questions & Answers

delete non printable characters from file

Discussion started by: alokjyotibal

4. UNIX for Dummies Questions & Answers

how to delete M-^M characters from a file

Discussion started by: hyennah