chore: Regenerate tip json file

src/tiPS/PowerShellTips.json

@@ -663,6 +663,19 @@
     "ExpiryDate": "9999-12-31T23:59:59.9999999",
     "Author": "Daniel Schroeder (deadlydog)"
   },
+  {
+    "CreatedDate": "2024-07-18T00:00:00",
+    "Title": "Easily expand environment variables in a string",
+    "TipText": "You can use the `[System.Environment]::ExpandEnvironmentVariables()` method to easily expand environment variables in a string. Simply wrap the environment variable name in % characters. You can even expand multiple environment variables in a single string.",
+    "Example": "# Expand a single environment variable and store it in a variable.\r\n$tempDirectoryPath = [System.Environment]::ExpandEnvironmentVariables('%TEMP%')\r\n\r\n# Alternative is to use the $Env: syntax to retrieve a single environment variable.\r\n$tempDirectoryPath = $Env:TEMP\r\n\r\n# Expand multiple environment variables in a string.\r\n[System.Environment]::ExpandEnvironmentVariables('My system drive is %SystemDrive% and my system root is %SystemRoot%')",
+    "Urls": [
+      "https://learn.microsoft.com/en-us/dotnet/api/system.environment.expandenvironmentvariables",
+      "https://x.com/adbertram/status/1777421663581130856"
+    ],
+    "Category": 3,
+    "ExpiryDate": "9999-12-31T23:59:59.9999999",
+    "Author": "Daniel Schroeder (deadlydog)"
+  },
   {
     "CreatedDate": "2024-07-18T00:00:00",
     "Title": "Stay up-to-date with the latest PowerShell events",
@@ -679,7 +692,7 @@
     "CreatedDate": "2024-07-18T00:00:00",
     "Title": "Use the -is operator to check a variable's type",
     "TipText": "PowerShell provides the -is and -isnot operators to check if a variable is of a specific type. This is useful when you need to ensure that a variable is of a certain type before performing an operation on it. It is also more reliable and performant than using the GetType() method.",
-    "Example": "(get-date) -is [DateTime] # Result is True\r\n(get-date) -isnot [DateTime] # Result is False\r\n\r\n$number = 42\r\n$number -is [int] # Result is True\r\n$number -is [string] # Result is False\r\n\r\n# Can also use the -is operator with the type name as a string\r\n$number -is 'int' # Result is True\r\n\r\nif ($number -is [int]) {\r\n    Write-Host \"$number is an integer\"\r\n}\r\n\r\n# Don't do this. It's less reliable and performant than using the -is operator.\r\nif ($number.GetType().Name -eq 'Int32') {\r\n    Write-Host \"$number is an integer\"\r\n}",
+    "Example": "(get-date) -is [DateTime] # Result is True\r\n(get-date) -isnot [DateTime] # Result is False\r\n\r\n$number = 42\r\n$number -is [int] # Result is True\r\n$number -is [string] # Result is False\r\n\r\n# Can also use the -is operator with the type name as a string.\r\n$number -is 'int' # Result is True\r\n\r\nif ($number -is [int]) {\r\n    Write-Host \"$number is an integer\"\r\n}\r\n\r\n# Don't do this. It's less reliable and performant than using the -is operator.\r\nif ($number.GetType().Name -eq 'Int32') {\r\n    Write-Host \"$number is an integer\"\r\n}",
     "Urls": [
       "https://learn.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_type_operators",
       "https://x.com/adbertram/status/1779473980631433681"