I'm using Imagemagick to create thumbnails for a large directory tree. The only thing I can't see is how to get it to write the thumbnails to a "thumbs" subdirectory!
Either of these two commands from the Imagemagick site does most of the job:
find -name '*.jpg' | xargs -n1 sh -c 'convert $0... (5 Replies)
Hi,
I could not understand why the following command does not work
find . -name "foo" | xargs rm -i
but,
find . -name "foo" | xargs rm works perfectly alright. (3 Replies)
Dear all,
I have tried the following 2 lines
xargs -t -i -exec grep -i -w {} file_1 >>test < file_2
cat -s file_2| xargs -t -i -exec grep -i -w {} file_1 >> test
They were meant to search for the contents of file_2 in file_1 and write the respective lines of file_1 into file "test" .... (15 Replies)
Hi,
Under my parent diectory I have directory named "Response" in many of its subfolders. I am interested to see all files with extention .pro in Response Directory. I am giving following command -
find . -name "Response" -type d | xargs -i ls -lrt {}/*.pro
but it is not giving result.
... (3 Replies)
Hi
From the xargs man page (Solaris):
ls $1 | xargs -I {} -t mv $1/{} $2/{}
This would move all the files in directory $1 to directory $2
Problem 1:
In a shell script if I want to move files in d1 to d2
dir1=~/d1
dir2=~/d2
ls $dir1 | xargs -I {} -t mv $dir1/{} $dir2/{}
does not... (3 Replies)
Hi
I am trying to use "xargs" command to loop through each file, modify it and overwrite the old file with the modification but with the same file name.
I thought it is easy but I just can't get it to work
I tried the following
I thought {} would give me the current file name, but it... (1 Reply)
hi
Could any one please tell me the option using which we can run multiple commands using xargs
I have list of files, I want to run dos2unix and chmod at one shot on them
I tried google n searched man pages but couldnt really find the solution , please help
right now im doing this
ls... (4 Replies)
I'm trying to pipe the output from a command into another using xargs but is not getting what I want. Running this commands:
find . -name '33_cr*.rod' | xargs -n1 -t -i cut -f5 {} | sort -k1.3n | uniq | wc -l
give the following output:
cut -f5 ./33_cr22.rod
cut -f5 ./33_cr22.rod
...
9224236... (7 Replies)
Using the bash shell I'm trying to either create a command for the command line or a script that will show netstat info for a given process name. Here is an example of what I'm trying to do:$ ps aux |grep catalina |grep -v grep | awk '{print $2}'
5132
$ netstat -nlp |grep 5132
(Not all processes... (11 Replies)
I entered the following <zzz.list xargs showtell |more which does a echo "<<<<<<<<<<<<<<<<<<<<<<<<< $1 >>>>>>>>>>>>>>>>>>"
head -20 $1 The file zzz.list contains 525 lines representing user scripts (1 per line), but only the first, 181st, and 399th lines were processed. What am I missing?
TIA (2 Replies)
Discussion started by: wbport
2 Replies
LEARN ABOUT DEBIAN
ruby-build
RUBY-BUILD(1)RUBY-BUILD(1)NAME
ruby-build - compile and install Rubies
SYNOPSIS
ruby-build [-v|--verbose] [-k|--keep] definition prefix
ruby-build --definitions
ruby-build --version
ruby-build [-h|--help]
rbenv install [-k|--keep] definition
DESCRIPTION
ruby-build provides a simple way to compile and install different versions of Ruby on UNIX-like systems.
ruby-build downloads, builds and installs the Ruby version specified in a definition into a prefix directory. Definitions can be chosen
from the list of installed definitions or by specifying a file path for a definition.
rbenv(1) users can also use the provided rbenv install command, which installs Rubies into the rbenv directory.
OPTIONS --definitions
List available definitions.
-k, --keep
Don't delete source code after installation.
-v, --verbose
Display compiler messages on standard output.
--version
Show ruby-build version and exit.
-h, --help
Show usage information and exit.
EXAMPLES
Install Ruby 1.9.3 (MRI, patch level 0) to ~/rubies/mri-1.9.3
$ ruby-build 1.9.3-p0 ~/rubies/mri-1.9.3
Install Ruby Enterprise Edition 1.8.7 (patch level 2011.03) for rbenv(1):
$ rbenv install ree-1.8.7-2011.03
Install Ruby from a custom definition into ~/your-ruby:
$ rbenv install /path/to/your/own/ruby/definition ~/your-ruby
ENVIRONMENT
CC Sets the path to the C compiler.
CONFIGURE_OPTS
Options that are passed to configure when building a Ruby.
MAKE_OPTS
Options that are passed to make when building a Ruby.
MAKEOPTS
Used instead of MAKE_OPTS when MAKE_OPTS is not defined.
TMPDIR Sets the location where ruby-build stores temporary files.
RUBY_BUILD_BUILD_PATH
Sets the location in which sources are downloaded and built.
AUTHORS
ruby-build is developed by Sam Stephenson <sam@37signals.com>.
This man page was written for the Debian GNU/Linux distribution by Sebastian Boehm <sebastian@sometimesfood.org> but may be used by others.
SEE ALSO rbenv(1)
June 2012 RUBY-BUILD(1)