Free Online cources from Udemy
Find in the link below thousands of line courses relevant to IT stuff. More than 1500 courses are free. https://www.udemy.com/
Oracle VirtualBox and windows updates issue with KB3071756, KB3075220, KB3060716
There is a major issue with microsoft windows update on windows 2008 server that makes Oracle VirtualBox failed to start. This is a similar kernel issue like update KB3045999 that…
Installing Active Directory on Windows Server 2008
Microsoft Active Directory provides the structure to centralize the network management and store information about network resources across the entire domain. Active Directory uses Domain Controllers to keep this centralized…
Remove user profile from windows 7
In XP you can delete/rename the c:documents and settings(username) and get the user to login and all will be well. If you do the same type of thing on a…
Avoid registering unwanted NICs in DNS Server on Windows 2008
On Domain Controllers with more than one NIC where each NIC is connected to separate Network, there is a possibility that the Host A DNS registration can occur for unwanted…
Cannot access Win 7 share folder from a Win XP
There are symptoms where a windows 7 shared folder cannot be accessed from a windows XP workstation in a domain d type regedit in the search box. Open the registry…
Microsoft security update KB3045999 and Oracle Virtual Box issue
Users of Oracle Virtual Box must not install Microsoft security update KB3045999 as a kernel conflict ntdll is produced and Virtual Box does not start. This security update must be…
ROHS Conform 4CH DVR/60ACS
Although is an old DVR model you can do a lot of things to protect your facility. Security Vendors have stopped supporting this so we have many questions on how…
How To Access Advanced Startup Options in Windows 8 or 8.1
The Advanced Startup Options menu in Windows 8 is the central fix-it location for the entire operating system. From here you can access Windows 8 diagnostic and repair tools like…
Install DropBox as a service
This is how to setup Dropbox as a Windows Service so that you do not have to leave a user account logged onto your server for Dropbox to sync files.…
Compress VDI file in Oracle Virtual Box for windows
Use the following steps to Compress VDI file in Oracle Virtual Box for windows 1) Defragment virtual machine 2) find the uid of vdi as follow vboxmanage.exe showhdinfo “d:foldermachine.vdi” 3)…
Counting the number of rows in Delphi and Rave Reports
Display the count of the number of rows for a particular table in Rave Repot Solution 1: This can be done quite easily using a CalcText component by setting the…
Hp pavillion dv6 touch pad volume not working
Hp pavillion dv6 laptop touch pad volume control and wifi control has stopped working. it is not on the screen but septerate from the keyboard. it has – sign and…
What is perfmon.exe in Windows 7
The process known as Resource and Performance Monitor or Reliability and Performance Monitor belongs to software Microsoft Windows Operating System by Microsoft. The original perfmon.exe is an important part of…
Where clause to a subquery in SqlServer
There are cases we want to execute a query includes a WHERE clause which must look up in a subquery and join tables is not prefferable . Find this example…