I do something wrong but I do not know what. I have a PowerShell script, where I have a variable like this: Now, in this script I want to call this vcvarsall.bat doing this: From the output I see, it ran. After calling vcvarsall.bat, I call nmake. I.e. my script looks like this: I get … Read more
Prefix the variable name with env: For example, if you want to print the value of environment value “MINISHIFT_USERNAME”, then command will be: You can also enumerate all variables via the env drive:
If the ActiveDirectory module is present add before your code. To check if exist try: ActiveDirectory module is default present in windows server 2008 R2, install it in this way: For have it to work you need at least one DC in the domain as windows 2008 R2 and have Active Directory Web Services (ADWS) … Read more
When in doubt, read the documentation. -Force Allows the cmdlet to copy items that cannot otherwise be changed, such as copying over a read-only file or alias. The default behavior for Copy-Item is to replace existing items. The -Force switch is only to enforce replacement if for instance the destination file has the readonly attribute set. You can use -Confirm to get … Read more
The very first alias I made once I started customizing my profile in PowerShell was ‘which’. To add this to your profile, type this: The `n at the start of the last line is to ensure it will start as a new line.
Try the -Force parameter: You can use Test-Path -PathType Container to check first. See the New-Item MSDN help article for more details.
Use the -wait parameter with Get-Content, which displays lines as they are added to the file. This feature was present in PowerShell v1, but for some reason not documented well in v2. Here is an example Once you run this, update and save the file and you will see the changes on the console.
Use (V3 version): Or for V2:
The simple answer for this one is that you have an undeclared (null) variable. In this case it is $md5. From the comment you put this needed to be declared elsewhere in your code The error was because you are trying to execute a method that does not exist. The .ComputeHash() of $md5.ComputeHash() was the null valued expression. Typing in … Read more
Here is a simple way using ExtractToDirectory from System.IO.Compression.ZipFile: Note that if the target folder doesn’t exist, ExtractToDirectory will create it. Other caveats: Existing files will not be overwritten and instead trigger an IOException. This method requires at least .NET Framework 4.5, available for Windows Vista and newer. Relative paths are not resolved based on the current working … Read more