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Switch between GNOME & KDE in Red Hat Enterprise Linux 7

Switch between GNOME & KDE in Red Hat Enterprise Linux 7

As a long time Linux user, I do not prefer graphical user interface (GUI) while I work with Linux. However I find Red Hat development team is giving lot of attention to graphical interface and they have incorporated the new GNOME in Red Hat Enterpise Linux 7. Let me tell you, it looks awesome but you will take sometime to get used it. Of course, people are debating whether it is a good move or bad [...]
How do I backup the Registry of Windows

How do I backup the Registry of Windows

Windows registry is a database file that is essential for Windows 8 or 8.1 to work. In many instances, you may have to make change in Windows registry especially when you troubleshoot Windows related issues. To edit registry entries, you can open Windows registry.But always remember, before you make any changes in registry using Windows registry editor, It is strongly recommended to take backup of [...]
How to enable Task Manager in Microsoft Windows 8 or 8.1

How to enable Task Manager in Microsoft Windows 8 or 8.1

Windows Task Manager is an inbuilt utility which is used to view running process, CPU performance, memory usage on your computer. This utility is very handy in situations where you want to check which are the processes running on your computer and how much memory or CPU is utilized by each process.  Task manager also allows you to kill services, Shutdown, hibernate and restart your computer. The Task [...]
Solve device manager error code 39 on USB controller

Solve device manager error code 39 on USB controller

What will you do if all the USB ports of your Desktop/Notebooks stopped working all of the sudden? At first, we might think the issue is with USB port and needs to replace the corresponding hardware device to solve the issue. I have seen this issue on Windows XP, Vista, Windows 7, 8, 8.1 and Windows 10 Code 39 is a common error message for USB controllers. Uninstalling and reinstalling USB drivers [...]
Stop Task Scheduler in Windows 7/VISTA

Stop Task Scheduler in Windows 7/VISTA

One day, I received an email from one of my customer. Customer was asking “I have been trying to stop the Task Scheduler from running in Vista. It seems that all of the buttons to disable this feature are grayed out.  Please check below said screen-shot to understand the issue better. I was able to stop the service from running in Windows XP but I can’t seem to stop it in Windows Vista. Can you [...]
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