Find files that a user can not read?
I want to find files that a particular user will not be able to read.
Unix & Linux
Make multiple edits with a single call to sed
I’m trying to use sed to edit a config file. There are a few lines I’d like to change. I know that under Linux sed -i allows for in place edits but it requires you save to a backup file. However I would like to avoid having multiple backup files and make all my in place changes at once.
tmux xclip copy no longer working
On mu Ubuntu 12.04 setups my tmux clipboard copy and paste commands are setup as follows:
What characters are required to be escaped in command line arguments?
In Bash, when specifying command line arguments to a command, what characters are required to be escaped?
How to check if file is empty or it has only blank characters?
This will notify us if the file is empty:
How to start an application on a different workspace?
I need to start a GUI application [Lotus Symphony] on a workspace different from the currently used one. [ex.: there are 4 workspaces on a GNOME desktop.]
change terminal title
I want to make a shell alias that starts a certain program and also changes the title of the terminal to the name of the program. How can I do that?
How to delete this indelible directory?
I untarred a corrupt tar file, and managed to end up with some directory
that I can not delete,
If I try to delete it, it seems like it can not be found, but ls shows it’s present, both with bash and with python I get similar behaviour, except right after I try to delete it with rm -rf, ls complains it can’t find it, then it lists it (see below after rm -rf). The find command shows the file is present,
but still I can’t think of a way to delete it.
Here are my attempts:
How to get the real name of the controlling terminal?
How can one get the real name of the controlling terminal (if there is one, else an error) as a pathname?
Do I need to quote command substitutions when assigning their output to a variable?
DIRNAME=”$(dirname $FILE)” will not do what you want if $FILE contains whitespace or globbing characters [?*.