small programs used on the command line to do a specific job

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How can I make fullscreen cross hairs appear centered on the pointer?

How can I make fullscreen crosshairs, centered on the mouse, appear on my screen? I read a lot of science papers with graphs that I want to quickly be able to see what feature is horizontal/vertical ...
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25 views

2.6.35 armel header files?

Debian does not seem to include a package linux headers 2.6.35-9 for the armel chipset - compiling drivers work, but insmod, and insmod -f is failing with a version mismatch and invalid moduel format. ...
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359 views

Is expect tool availabe for ARM platform

I need to get expect (tool for automating interactive applications) for the ARM platform. Is it a readily cross compiled to ARM and is it available? I tried googling but was unable to get the ...
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191 views

What are the differences between xdotool and xautomation?

xdotool and xautomation are two command line X11 automation tools. I've used the former for a while and only recently found out about the existence of the latter, and I'm curious to know what someone ...
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758 views

Are there any tools to test MTD/JFFS2 for Linux 2.4 kernels

I have some issues with a platform I support and I suspect memory problems. I wanted to check the Flash parts using some MTD JFFS2 test tools, I found a link to a bunch on this site. However they ...
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40 views

TUI Tool to change directory permission rules?

There are some strangers to Linux who need to use it in terminal mode but they are helplessly limited to accept that using chmod and chown is dead simple. They would be satisfied only by a tool that ...
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77 views

Difference between fsarchiver and dump

What is the difference between dump and fsarchiver? Are there features in dump which are not covered by fsarchiver? Can both backup to tape storage for example?
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505 views

What does mt -f /dev/st0 erase do exactly on a tape drive?

What does mt -f /dev/st0 erase do exactly with a (LTO-6) tape drive at /dev/st0? It takes hours and seems to write many times. Does it write random data on the tape several times to delete the ...
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194 views

List/query Open X11 Display Connections?

I am hitting this bug: NEWT errors when closing sketch on Linux · Issue #1651 · processing/processing · GitHub, when using Processing on Linux (Ubuntu 11.04); my messages are: X11Util.Display: ...
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Dynamic port scanning

I know how to do a "static" port scan with nmap, however while I have certain processes running I would like to do a dynamic port scan to see what ports these processes open for assurance that the ...
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27 views

What utilities will allow me to see how much network data a process has used in a session?

I need to know how much network data each program/process are using on my machine. There are great tools (like nethogs) to give me information on current usage. However, it does not give me ...
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Labeling error messages

When dealing with errors, utilities often print their name followed by the error message, for example, sed, cat, awk, etc. sed: foo: No such file or directory Others print the word fatal, followed ...
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130 views

How to check if Nginx + Ruby on Rails web application is down?

I am very new to *nix system. I have below setup: OS - Ubuntu 14.14 Web Server - Nginx with Passenger Web Application Ruby on Rails web application Please tell me what tools to use to achieve: ...
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242 views

Tools to inspect local network, and find local IP address of device?

This is my specific context (Latex/TikZ code for the diagram below): Now this local "Router", has broke down several times, and several different devices have had its role (sometimes they have a ...
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245 views

What's the problem with fsck.ext3?

It seems there is some problem with my HDD in my satellite box. The box records to and plays video from the HDD, but occasionally it hangs (it was stable before). It's Linux version ...