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Techpository

Welcome to Techpository.  This is a personal repository of helpful information.  Content on this site is both self-created and copied from other resources.  We try to make sure we give credit where credit is due.  Use the information on this site at your own risk.

Audio/Visual

Audio/Visual: How to convert Webex .arf files to .mp4

In Ubuntu 1.04, I did the following: Downloaded: http://support.webex.com/supportutilities/nbr2mp4.tar Decompressed the file: tar -xvf nbr2mp4.tar ./ Move the file nbr2mp4.sh to my home directory: mv nbr2mp4.sh ../ cd ../ Changed nbr2mp4.sh to be executable: chmod +x nbr2mp4.sh Ran the installer: ./nbr2mp4.sh cd mnbr2_mp4/ Since I am using a 64bit OS and this is a 32bit

Windows

Windows: How to see the block size of a drive

Microsoft Windows includes a utility in Windows called fsutil.  This tool displays drive information that cannot be seen in the GUI. Type: fsutil fsinfo ntfsinfo c: You should see something that looks like the following Partition alignment on device :                         Aligned (0x000) Performs Normal Seeks Trim Not Supported C:\Windows\system32>fsutil fsinfo ntfsinfo c: NTFS Volume Serial

Linux

Linux: Download from a list of URLs

Downloading a list of files is very easy using wget. 1. Save your url list to a text file on in a folder of your choice 2. Type: wget –content-disposition –trust-server-names -i yoururllist.txt You can download your files even faster using parallel processing. 1. Save your url list to a text file on in a

Linux

Linux: Detect a new drive without rebooting

Sometimes we can run into a situation where we need to add a drive to a running virtual linux machine.    There is a way to nudge linux to see the newly attached physical drive from the command line. In the below path you can find a list of host symlinks pointing to the iscsi device