A virtual machine is an emulation layer between a program and the OS that presents to the application a specialized environment to run in, than the raw environment that the OS provides.

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One vagrant file (/var/www/VagrantFile) for multiple apps

I manage multiple apps in my dev: /var/www/ qa jt auth We have a QA vagrant which runs QA app in its own vagrant. My understanding was that each app would run its own VM but this would ...
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how to combine logs coming from multiple virtual machines for processing?

Scenario: Two virtual machines produce logs. I want these logs to be sent to a central server for processing (as soon as a line of these logs is generated-->streaming ). The condition here is that I ...
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Auto Create VM and display IE

I have just acciquired an old Dell Poweredge SC1425 from an old friend, this server will act as a development box for web based applications. All has been going well, I have installed the following ...
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Arbitrarily sized (and signedness) integer arithmetic in C++ - How can it be done generically at runtime?

How can I efficiently handle integers of unknown size and signedness in various arithmetical operations in C++? (for a virtual machine). I am storing the program for the virtual machine in a string ...