Posts (page 11)
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4 min readTo access the same site cookie when in an iframe, you can use the "SameSite" attribute in the cookie when it is set. By default, cookies are not accessible across different domains, but by setting the "SameSite" attribute to "None" or "Lax", the cookie can be accessed within an iframe on the same site. This allows communication between the parent site and the iframe, enabling the sharing of cookies for authentication or other purposes.
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5 min readThere are multiple ways to check if a script was successful in PowerShell. One common method is to use the $? automatic variable, which returns $True if the last command was successful, and $False otherwise. Another way is to check the $LastExitCode variable, which contains the exit code of the last command. A non-zero exit code typically indicates a failure.
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5 min readTo style an iframe scrollbar, you can use CSS to customize its appearance. You can change the scrollbar color, width, height, and other properties to match the overall design of your website. By targeting the iframe element in your CSS code, you can apply styles specifically to the scrollbar within the iframe. This allows you to create a seamless and cohesive look for your website, even when displaying external content within an iframe.
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7 min readTo listen for a click inside an iframe in react.js, you can add an event listener on the iframe element itself. You can access the iframe element using a useRef hook or by using document.querySelector to select the iframe element by its id or class name. Once you have access to the iframe element, you can add a click event listener to it to listen for click events inside the iframe.
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3 min readIn PowerShell, you can easily divide ASCII codes by using the character code and the division operator. First, you need to determine the ASCII code of the character you want to divide. You can use the [int][char]'A' syntax to get the ASCII code of the character 'A'. Once you have the ASCII code, you can perform division using the / operator. For example, if you want to divide the ASCII code of 'A' by 2, you can write [int][char]'A' / 2 in PowerShell.
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4 min readIn PowerShell, ?{} represents a script block that contains a filter expression. This is commonly used with the Where-Object cmdlet (? is an alias for Where-Object) to filter objects in a pipeline based on specified criteria. The script block inside the braces {} is evaluated for each object passed down the pipeline, and only objects that match the filter criteria are passed along. This allows for advanced filtering and manipulation of objects in PowerShell scripts.How to pass pipeline input to .
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4 min readTo compare the contents of two string objects in PowerShell, you can use the "-eq" operator to check if two strings are equal. For example, you can compare two strings like this: $string1 = "Hello" $string2 = "World" if($string1 -eq $string2){ Write-Host "The strings are equal" } else { Write-Host "The strings are not equal" } This will compare the contents of the two string objects and provide the appropriate message based on their equality.
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5 min readTo split a file into batches using PowerShell, you can use the Get-Content cmdlet to read the contents of the file, and then use a loop to process the data in batches. You can set a specific batch size by defining the number of lines to process at a time. You can also use the Write-Output cmdlet to save each batch as a separate file. You can also add error handling in your script to ensure that all data is processed correctly.
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2 min readTo get the Java version in PowerShell, you can use the command "java -version" in the PowerShell console. This command will display the current installed Java version on your system. Alternatively, you can also use the command "Get-WmiObject -Class Win32_Product | Where-Object {$_.Name -like "Java"} | Select-Object -Property Name, Version" to get the Java version information from the Win32_Product class in WMI.
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3 min readTo use an array in a zip function in PowerShell, you can first define two arrays that you want to zip together. Then, you can use the foreach loop to iterate over both arrays simultaneously and combine their elements into a new array. Here is an example: $array1 = 1, 2, 3 $array2 = "a", "b", "c" $zippedArray = foreach ($element in 0..($array1.
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4 min readTo simplify a command in PowerShell, you can use several techniques such as creating aliases for cmdlets, using shortcuts for common parameters, defining functions for repetitive tasks, and utilizing piping and chaining commands together to perform complex operations in a single line of code. Additionally, you can take advantage of tab completion to quickly access commands and parameters, and leverage the different operators and expressions available in PowerShell to streamline your code.
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5 min readIn a PowerShell script, you can provide Linux-style parameter names by simply using a single dash "-" before the parameter name. For example, instead of using "--verbose" as a parameter name like in Linux, you can use "-verbose" in PowerShell. This will allow you to pass parameters to your script in a similar way to how it is done in Linux, with a single dash preceding the parameter name.