Commands by utoxin (2)

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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

looking for files not subversioned
En entornos de desarrollos muchas veces se mezclan ficheros y debemos revisar si algo se nos ha quedado fuera del proyecto. Con esta linea de comando busco todos los ficheros que no sean M ( modificados ) para valorar si tengo que agregarlo al repositorio de subversion. Adem?s siempre se me olvida como usar un condicional con awk para una columna :D

Get memory total from /proc/meminfo in Gigs

Read just the IP address of a device

Remove git branches that do not have a remote tracking branch anymore

List the Sizes of Folders and Directories

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Make ls output better visible on dark terminals in bash
Sometimes you have a situation where you cannot properly see the ls output when you are using a terminal w/a dark background. Usually bash has ls aliased to use colors, and you can easily get ls to use the default foreground color via simply unaliasing the command.

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

remove ^M characters from file using sed
removing ^M characters from file with sed


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