After installing macOS high sierra in VirtualBox, when I start the virtual machine, it popup the Keyboard Setup Assitant window like below. For macOS beginners, this window is so strange and I do not know what to do. And if you are not lucky, you will find your mouse and keyboard are all out of
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When you use oracle VirtualBox, sometimes you need to install the VirtualBox extension. Because the VirtualBox extension provides you add-on functions such as virtual USB 2.0 & 3.0 support, VirtualBox remote desktop protocol support, Intel PXE boot ROM, Disk image encryption with AES algorithm, Host webcam passthrough, etc. But when you install it, you may
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When I install VirtualBox on macOS, I meet an error message like this The installation failed. The installer encountered an error that caused the installation to fail. Contact the software manufacturer for assistance. I struggled for some time and finally find the solution to fix it. Now let me tell you.
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If you want to do data analysis in python, you always need to use python packages like Numpy, Pandas, Scipy and Matplotlib, etc. All those python packages are so powerful and useful to do Base N-dimensional array computing( Numpy ), Data structures & analysis ( Pandas ), scientific computing ( Scipy ), and Comprehensive 2D
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When we develop Python programs, we always need to install and use a lot of third-party library packages. But if we develop the same Python program on another new machine, we may need to install all those library packages again. This will waste time and even make errors. But PIP has provided a method for
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In windows, the hosts file is used to resolve domain and IP address mapping, so when you use a domain name in a web browser or other client tool, windows will first find the domain’s related IP address in the hosts file, if found then use that IP to communicate with the server, if not
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My host machine OS is Windows 10, and I install oracle VirtualBox on it. The guest OS in the VirtualBox virtual machine is Ubuntu 18.04.1. I use the Ubuntu OS normally for example code development. But one day when I start the Ubuntu virtual machine, I find the network does not work correctly. I can
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Windows do not support a long file path by default, this article will tell you how to enable it in win 10 home edition.
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Group policy editor (gpedit.msc) is a very useful windows function that is needed when enabling the windows long file path feature. It has been installed and enabled in win 10 professional and enterprise editions by default. But when you run it in win 10 home edition, it will prompt an error message like Windows cannot
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I install VMWare fusion in my mac book pro and use it to manage Windows, Linux virtual machines normally. But when I upgrade the macOS version to Mojave and start the VMWare fusion guest OS, I find that the keyboard and mouse are not working properly as normal. This article will tell you how to
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