The new combination of Windows 7 / Windows Server 2008 R2 makes a lot of new things that are impossible to do in the previous versions possible. Offline domain join is one of them. It becomes possible because of the new command tool, djoin.exe, that comes with the system. Actually, what makes more interesting is that it doesn’t require Windows […]
It happened lately in my office that emails sent to certain domains first got delayed and then failed with a SMTP error code 4.4.7 in the final NDR. Error code 4.4.7 usually indicates that the message in the queue has expired and usually the problem is on the receiving server. However, that is obviously not the case this time. Also […]
Scenario 1, one record is completely identical to another Meaning that there is no way of identifying them who is who. Usually, it happens when the table doesn’t have a unique id field due to the poor database design. Because of that, there is no way in SQL to delete one of these duplications without deleting them all first. You […]