Commands by ewilson (2)

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add all files not under version control to repository
This should handle whitespaces well and will not get confused if your filenames have "?" in them

disable caps lock
a quick one-line way to disable caps lock while running X.

Prints new content of files
Useful to e.g. keep an eye on several logfiles.

Print a row of characters across the terminal
Pure Bash This will print a row of characters the width of the screen without using any external executables. In some cases, COLUMNS may not be set. Here is an alternative that uses tput to generate a default if that's the case. And it still avoids using tr. $ printf -v row "%${COLUMNS:-$(tput cols)}s"; echo ${row// /#} The only disadvantage to either one is that they create a variable.

Extend a logical volume to use up all the free space in a volume group

Get the IP address
gives u each configured IP in a seperate line.

find an unused unprivileged TCP port
perl-less way

Make a statistic about the lines of code
use find to grep all .c files from the target directory, cat them into one stream, then piped to wc to count the lines

Recover username and password for Technicolor TC7200 admin page (vulnerability)
The router Technicolor TC7200 has an exploit where the file http://192.168.0.1/goform/system/GatewaySettings.bin is open for unauthenticated access. Even though it is binary, the 2 last strings are the username and password for the pages for router management. It can be read using the 'strings' command, 'hexdump -C' or a hexadecimal editor. (default user/password = admin/admin) Reveals more configuration, including SSID name and Key for the wifi network: $wget -q -O - http://192.168.0.1/goform/system/GatewaySettings.bin Hexadecimal dump of the file: $wget -q -O - http://192.168.0.1/goform/system/GatewaySettings.bin | hexdump -C

analyze traffic remotely over ssh w/ wireshark
When using tcpdump, specify -U option to prevent buffering.


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