posts-powershell

In the previous tip we talked about a public module called PSCredentialManager that helps you manage cached credentials. Sometime, less is more, so...

When you’d like to install modules for all users from the PowerShellGet repository, you need Administrator privileges. On PowerShell Core on...

Distinguished names are strings, and strings contain powerful ways of parsing data. The most powerful yet simple approach is the Split() method....

If you use the PowerShellGet module (which ships by default on Windows 10 and Server 2016), you can easily download and install shared PowerShell...

If you need to run a PowerShell script in regular intervals, why not run it as a scheduled task? Here are some lines that help you create a new...

If you just need a bunch of randomly generated MAC addresses, and you don’t care much about whether these addresses are actually valid, then...

Here is how you convert a binary text string into the corresponding integer value: $binary = "110110110" $int =...

Sometimes it could be useful to load all attributes from a given AD user into a hash table. This way, you could edit them, and then use Set-ADUser...

To manage users and computers in your Active Directory from PowerShell, you need the ActiveDirectory module which comes as part of the free RSAT...

If you’d like to know whether an array contains a given element, PowerShell provides the –contains operator. This operator does not...

LDAP filters are a fast and powerful way of retrieving information from Active Directory. However, LDAP filters use a very low-level date and time...

PowerShell can call internal Windows API functions, and in this example, we’d like to show how you can change the show state of an application...

When you create a PowerShell function, all parameters are positional until you start adding the “Position” attribute. Once you start to...

For ages, systeminfo.exe returned all profiling information for a computer, and could made object-oriented in Powershell – somewhat: PS...

If you use PowerShell remoting and get “HTTP 403” errors, one of the more obscure reasons for this is a proxy that interferes with your...

PowerShell 2+ Sometimes it becomes necessary to replace special characters like German “Umlauts” in order to normalize user names or...

PowerShell 5 The free Microsoft RSAT tools come with a full-blown ActiveDirectory module, but sometimes simple AD tasks can be mastered with just a...

If you need to change the content of a specific cell in an Excel spreadsheet, take a look at this sample code: $ExcelPath =...

Windows maintains a log file named cbs.log in $env:windir\logs\cbs. It logs various pieces of information related to the Windows trusted installer,...

Check out this simple way of creating temporary passwords: -join...

If you need to add new items to an XML document that already contains such items, the easiest way is to search for an existing item, then clone it....

PowerShell can use Add-Type to access internal Windows API functions. This way, it is easy to bring any process window into the foreground. Here is...

By default, the Telnet client is disabled on Windows systems. You can easily enable it with a one liner in PowerShell, though. Just launch a...

By default, PowerShell remoting uses Kerberos authentication and works only in domain environments, and only when you specify computer names, not IP...

The Test-Connection cmdlet implements a simple ping to check whether a system responds to an ICMP request. Unfortunately, you cannot specify a...

PowerShell 3.0 added an alternative to Get-WmiObject: Get-CimInstance seems to work very similar and can retrieve information from the internal WMI...

PowerShell has a built-in support to wait until a process or many processes end: simply use Wait-Process. There is no support to do the opposite:...

In the PowerShell ISE, there are two key shortcuts that can help you. Pressing TAB works just like in the console, and each time you press TAB, you...

If you have installed the free RSAT tools from Microsoft, you can use PowerShell to update information stored in your AD user account, for example...

Whenever you add delegation rights to an AD object (i.e. allow a user to manage the members of an organizational unit), you really invoke a change...