I love stenography and i am looking for a Linux compatible stenography software that can decrypt almost all stenography encryption algorithms if not all. i have already used stegexpose to detect if an image contains any hidden message - which detects most of them but i still fail to decrypt the hidden contents in the image files. 

I am a computer science student working on a project and i was looking for the best video file format that can achieve the smallest size compared to all the video formats while at the same time maintains a seamless had quality of about 720p (Seams like 720p not that it is). i just need the options to use 

Does anyone know how to create a method in python that that listens for mouse clicks and returns the x and y coordinates when clicked (and not clicked to track mouse movements) on the desktop and also if possible plot the mouse tracks on a white paper ? or if you know of any python library 

Im have acquired a gadget that has Bluetooth 4.0 and I wanted to know the added features that this will offer better than the precessor 3.0. Does this support the remote VPN that can enable a secure connection through the Bluetooth interface? is there improvements in the gain for the Bluetooth.

I have made a replacement for my laptop battery and since im an environmentalist I was concerned with the waste disposal for the battery. How I can dispose off this mercury without making an environmental problem? Do the manufacturers have a recycling plan to pick up the already used batteries?

I have a Digitek UPS and the problem is each time the power goes out it takes a while before it comes back on even after the power is back. Could it be overheating? How can I rectify such a problem? Or is the transformer having a problem? I need to trouble shoot this but have no idea, how can I start?

I use Dragon speech recognition that I is nice to work with, I have acquired another machine and i wanted to import my settings because the entire training process for the is very tedious. Is there another way I can transfer my voice settings onto another machine? I want my custom voice setting to retain.

My Compaq screen just went off and will not power on when I restarted my machine. What could be the cause? I have checked for loose connections but all seems fine. What else can cause such a problem ? I need to know if the screen may need a replacement or possibly is just a glitch.

I was playing computer games when suddenly some three streaks appeared on my screen after exiting the game. Could the game be the cause of this? How can I make the lines disapers and how can I correct the screen back to normalcy. I have a Compaq PQ laptop. Can I restore my machine to an ealier time?

I have a desktop computer and the heat sink is not cooling so the computer keeps restarting. I have checked for the temperature using the bios interface and found that the core temperatures are rising to over 90 degrees then the computer shuts down. Do you need another heat sink or how can I correct for this one?