Commands tagged jshon (1)

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move contents of the current directory to the parent directory, then remove current directory.
I think this is less resource consuming than the previous examples

Copy something to multiple SSH hosts with a Bash loop
Just a quick and simple one to demonstrate Bash For loop. Copies 'file' to multiple ssh hosts.

Set all CPU cores' CPU frequency scaling governor to maximum performance

Test http request every second, fancy display.
Use the command watch, which is really hard to pass nested quotes to, and insert newlines where they are supposed to go in the HTTP request. that is after 1.1 after the host and two newlines at the end before the EOF. i use this all day what? no support for HEREDOCs on commandlinefu's interface? need more fu.

make sure you don't add large file to your repository

Empty a file
For when you want to flush all content from a file without removing it (hat-tip to Marc Kilgus).

Execute a command on multiple hosts in parallel
Ssh to host1, host2, and host3, executing on each host and saving the output in {host}.log. I don't have the 'parallel' command installed, otherwise it sounds interesting and less cryptic.

generate a random 10 character password
generate a table with 10 character ambiguous random passwords which include at least one special character in in password

rename all images in folder with prefix of date and time from exif data
jhead is required

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