St Louis
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4 min readIn PowerShell, you can send multiple values to a function by defining parameters in the function definition that accept an array as input. You can then pass multiple values as an array when calling the function. Alternatively, you can use pipeline input to pass multiple values to a function by piping the output of another command into the function. This allows you to work with multiple values within the function without explicitly passing them as parameters.
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4 min readTo create a MongoDB user using PowerShell, you can use the following command:$username = "your_username"$password = ConvertTo-SecureString -String "your_password" -AsPlainText -Force$credentials = New-Object System.Management.Automation.PSCredential -ArgumentList $username, $passwordInvoke-Expression -Command "mongo admin --eval 'db.createUser({ user: \"$($credentials.Username)\", pwd: \"$($credentials.GetNetworkCredential().
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3 min readTo add a filter in PowerShell and Excel, you can use the Import-Excel module in PowerShell to read the Excel file into a variable. Once the data is loaded, you can use the Where-Object cmdlet to filter the data based on specific criteria. For example, you can filter the data to only show rows where a certain column meets a certain condition.After filtering the data, you can then export the filtered data back to Excel using the Export-Excel cmdlet.
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4 min readTo use a POST request correctly within PowerShell, you can use the Invoke-RestMethod cmdlet. This cmdlet allows you to interact with RESTful web services and send data in the body of the request. To make a POST request, you will need to specify the URI of the endpoint you want to send the request to, the method (POST), and the data you want to include in the body of the request.Here is an example of how you can make a POST request using Invoke-RestMethod: $uri = "https://api.example.
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7 min readYou can insert text into a textbox on a website using PowerShell by using the InternetExplorer.Application COM object. First, create a new instance of InternetExplorer.Application. Navigate to the website where the textbox is located using the Navigate method. Once on the website, use the GetElementsByTagName method to find the textbox element by its tag name (usually "input"). Set the value property of the textbox element to the desired text.
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5 min readIn PowerShell, you can dynamically reference a variable by using the variable's name inside square brackets and placing a dollar sign in front of the brackets. This allows you to reference the variable based on the value stored in another variable. For example, if you have a variable $var1 that contains the name of another variable, you can reference that variable dynamically by using $var1 inside square brackets like this: ${$var1} or $($var1).
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4 min readTo remove curly brackets from the PowerShell output, you can use the -join operator to concatenate the elements of an array without any delimiter. This will essentially remove the curly brackets and present the output as a string without them. Another option is to use the -replace operator with a regular expression pattern to replace the curly brackets with an empty string. This method allows for more control over which specific characters to remove from the output.
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3 min readTo read an XML attribute with a colon in PowerShell, you can use the Select-Xml cmdlet along with the XPath syntax to access the attribute value. Since a colon in an XML attribute denotes a namespace, you need to specify the namespace when querying the attribute.
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5 min readTo select only valid users via Powershell, you can use filtering criteria such as checking if the user exists in Active Directory, has the required permissions, or meets specific criteria required for validity. You can also use cmdlets like Get-ADUser to retrieve user information and filter the results based on various properties like account status, group membership, or last login time.
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3 min readTo read an XML node text with spaces using PowerShell, you can use the Select-Xml cmdlet to select the specific node and then access its #text property to retrieve the text content. Make sure to properly handle any whitespace characters in the text data.[rating:bd71fa81-0eef-4034-8ac4-1c9739e475e1]How to filter XML node text using criteria in Powershell.
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6 min readIn CMake, linking libraries correctly involves using the target_link_libraries command to specify the libraries that your project depends on. This command should be called after defining the executable or library target in your CMakeLists.txt file.To link a library, you need to provide the name of the target you want to link to (such as a library target or an executable target) and the name of the library you want to link.