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Solved - The directory name is invalid error when opening file in Windows

This error prevents files from the fodler from being accessed, even though the folder is accessible. Step 1: Create a new folder in a location which is convenient.  Step 2: Then navigate inside the error folder and move or copy all the files from the folder to the new folder created in Step 1. If there are folders inside this folder try recreating the directory structure manually in the new folder location and keep copying the files alone. Now it should be accessible.

How to automatically shut down computer after downloading in WIndows PC

You may have to shut down the PC after a certain time to automate your computer to shut down, say after finishing a download. To do so, you need to open the command prompt. In the command prompt, type the following: shutdown -s -t xxx where, xxx = time in seconds. If you decide to abort the above within the time, type the following in the command prompt. shutdown -a Eg, shutdown -s -t 2400 will shutdown the computer in 40 minutes (2400/60).

What are White list and Black List modes in AFWall+ - Android

Let's Talk about different modes in AFWALL + in Android. The Simple rule of thumb: White list mode = Pin point the Good apps which you want to allow. Rest will not be allowed. Blacklist mode = Pin point only the Bad Apps which you do not want to allow. Rest will be allowed. Do not forget to Enable the firewall and apply the rules once you are done.

Scan the Whiteboard and save it as pdf! - The Camera Scanner

Yes, Now, you can do more than scanning your whiteboard if you've got an android phone with a decent camera. You can even scan your books, Visiting Cards, Whiteboards (when you attend lectures), notice boards and everything using applications in the android market. One such Application is Camscanner. There is a freeware version available. Give it a try. PS : If you have taken pictures you can print those pictures as a pdf by using Pdfcreator (freeware) in windows.