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How to resolve VT-X is not available error in Oracle VM VirtualBox when tried to start a VM

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In the Administrator elevated command prompt, paste the following command to disable Microsoft Hyper V and press  Enter : dism.exe /Online /Disable-Feature:Microsoft-Hyper-V Once the command runs successfully, close the elevated Command Prompt and restart your computer. At the next startup, open a Virtualbox machine again and see if you’re still getting the same error message.
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Go lang debugger delve installation error on Mac OS: xcrun: error: invalid active developer path, missing xcrun

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Today I installed Go lang on my macbook Pro and installed VS Code and the Go lang extension for it. When I tried to Run the first hello.go program from the VSCode Run menu got a prompt that Delve which is the debugger extension for Go lang to be installed. When I tried to install Delve got this strange error: Mac OS: xcrun: error: invalid active developer path, missing xcrun On looking up the internet found that running the below command on the terminal will solve the issue: Install the Xcode toolkit! Even if you had it installed before, you might have to re-register it or update it to the latest version. $ xcode-select --install If that doesn’t work, force it to reset. You’ll need  sudo  access for this one. $ sudo xcode-select --reset And voila, Delve got installed successfully using the  go get -V github.com/go-delve/delve/cmd/dlv  command and all was well. Now I am able to neatly run the Go lang programs from the Run menu of VS Code editor. Alte...
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How to record your computer screen with Audio using Apps you might already have

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If you would rather not download any additional software, there’s a good chance that some of the apps you have laying around can indeed record your screen, even if that’s not their primary purpose. Here are several apps that you probably have access to right now, and how they can record for you. PowerPoint Didn’t know you can record your screen with PowerPoint, the presentation software included with Microsoft Office 365? It’s true! The latest versions of PowerPoint include the capability. Start by heading over to the  Insert  tab, and select  Screen Recording , with an icon of a recorder and a screen. You can then select the specific area of your screen y ou want to record, and start the recording process whenever you want. When you’re done you can save the video as a separate file to access or embed as you see fit. Editing and control options are very limited after that, but it’s a great option for quick-and-dirty recording — especially if you’re doing it for a lo...
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