powertips

Finding the Current User

Should you try and use PowerShell as a log-on script, you may want to know who is actually running the script to access user specific folders or...

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Finding Old Files

Occasionally, you might want to find files that are older than a give number of days to delete or backup those. A simple filter can provide that...

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Working with Arrays

Creating arrays in PowerShell is easy using the comma delimiter. The next line creates an array with five elements: $myArray = 'Hello', 12,...

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Finding Duplicate Files

Hash Tables are a great way to find duplicates. Simply use the Hash Table as lookup to see if the file (or element) was already added to the Hash...

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Sorting Hash Tables

Hash Tables store key-value pairs, and you normally cannot sort its content. Let's define a Hash Table first to examine this: $hash =...

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Using Hash Tables

Hash Tables are a great way to organize data. A hash table stores key-value-pairs. To create a new hash table variable, try this: $person = @{} You...

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Strongly Typed Variables

Unless you override how PowerShell stores variable content, you may find that PowerShell does not automatically pick the best type. For example,...

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Making Variables Constant

If you need to write more robust scripts, it makes sense to write-protect certain variables. Whenever you want a variable to set its content as...

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Assigning Variables

With PowerShell, you can assign values to multiple variables. For example, to initialize three variables to the same default value, use this: $a =...

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