Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt since the spring of 2008. One of his passions is troubleshooting Mac problems and making the best use of Macs ...

Software is called "multi-tenanted" if a single instance can serve multiple tenants, and multi-tenancy is often referred to as an application "architecture." Cloud-native technology is challenging ...

Some Windows users have reported that when running a game, an app, or a setup, they get an error message stating that another instance of the same task is running in ...

Application instance lock, Azure Virtual Network Manager and Network Watcher troubleshooting: tools for making the applications you run on Azure more secure. Image: PhotoGranary/Adobe Stock When cloud ...

Application container technology, like Docker Engine, provides standards based packaging and runtime management of the underlying application components. Containers are fast to deploy and make ...

Whether you want to look at two PDF pages side-by-side or you want two Twitter accounts open at once, sometimes OS X requires a separate instance of an application to be open. Here's how to do it with ...