Commands tagged sed (369)

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rename all jpg files with a prefix and a counter

diff two unsorted files without creating temporary files
bash/ksh subshell redirection (as file descriptors) used as input to diff

JSON processing with Python
Validates and pretty-prints the content fetched from the URL.

Find all files under a certain directory /home that have a certain suffix at the end of the file name. Show the file and rename them to remove the suffix.

list block devices
Shows all block devices in a tree with descruptions of what they are.

Install pip with Proxy
Installs pip packages defining a proxy

check open ports without netstat or lsof

Remove all hidden files in a directory
Remove all hidden files in a directory excluding current dir . and parent dir .. with .??* that means files with at least two characters.

Get AWS temporary credentials ready to export based on a MFA virtual appliance
You might want to secure your AWS operations requiring to use a MFA token. But then to use API or tools, you need to pass credentials generated with a MFA token. This commands asks you for the MFA code and retrieves these credentials using AWS Cli. To print the exports, you can use: `awk '{ print "export AWS_ACCESS_KEY_ID=\"" $1 "\"\n" "export AWS_SECRET_ACCESS_KEY=\"" $2 "\"\n" "export AWS_SESSION_TOKEN=\"" $3 "\"" }'` You must adapt the command line to include: * $MFA_IDis ARN of the virtual MFA or serial number of the physical one * TTL for the credentials

find files containing text
-l outputs only the file names -i ignores the case -r descends into subdirectories


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