Enabling DNS Registration Refresh Interval

On Active Directory domains is very important that clients set automatically their own DNS names on authoritative DNS servers for Read More …

Linux – Make immutable a file

The chattr command is used by system administrators to restrict the users from changing a file in a particular way or even the administrator can by mistake delete a critical file because of a mis-typed command. But if the immutable flag is set, these mistakes can be avoided. Read More …

Linux – Removing Apache HTTP Server

Removing Apache HTTP Server ensures that, it’s existing files or services will not create conflict when we install Apache HTTP Server from the source code. Read More …

Windows – Clear Group Policy Cache

That’s quite uncommon, but if we need to clear the local cache of Group Policies Objects (GPO) on a workstation/laptop joined to a domain, there are three main methods we can use to accomplish this activity. Read More …

MacOS – Edit hosts file

If you are setting up a new web server or another device that’s going to be connected to the internet and you want to put it through its paces before it’s live, or if you’re having trouble with spyware and adware networks, there’s an invisible file on your Mac that can help. It’s called the hosts file, and this is how to use it. Read More …

Windows 10 – Disable Notifications and Notifications Balloons

Disabling Microsoft Windows 10 notifications can be a blessing if you have the tendency of getting a lot of them. You always have the option of checking the notifications yourself later and not have to deal with those distracting notifications. Read More …

Powershell – Variable for Null, Empty String and White Space

More often than not, we create variables with the intent they will hold a value. We typically then choose to act upon that value. Therefore, if a variable doesn’t have value, this is something we would want to check against in our conditional logic flow. Read More …

Active Directory – Schema Master FSMO Role

Schema Master is another FSMO role which is responsible for making changes to the Active Directory schema. The schema stores descriptions of all Active Directory classes and attributes (LDAP://cn=schema,cn=configuration,dc=). Read More …

Enable WinRM with Group Policy for PowerShell Remoting

PowerShell Remoting really can makes a routine work a lot easier, but it requires quite a bit of work to get all the remote computers ready to take the remoting calls, such as automatically start Windows Remote Management service. Read More …