Can’t start Eclipse – Java was started but returned exit code=13

There are working combinations of OS, JDK and Eclipse bitness. In my case, I was using a 64-bit JDK with a 32-bit Eclipse on a 64-bit OS. After downgrading the JDK to 32-bit, Eclipse started working. Use one of the following combinations. 32-bit OS, 32-bit JDK, 32-bit Eclipse (32-bit only) 64-bit OS, 32-bit JDK, 32-bit … Read more

how to get program files x86 env variable?

On a 64-bit machine running in 64-bit mode: echo %programfiles% ==> C:\Program Files echo %programfiles(x86)% ==> C:\Program Files (x86) On a 64-bit machine running in 32-bit (WOW64) mode: echo %programfiles% ==> C:\Program Files (x86) echo %programfiles(x86)% ==> C:\Program Files (x86) On a 32-bit machine running in 32-bit mode: echo %programfiles% ==> C:\Program Files echo %programfiles(x86)% … Read more

Using %PROGRAMFILES(x86)% on Windows OS 32bit

According to this the environment variable %PROGRAMFILES(x86)% is only available on 64-bit systems. However, if you are on a 64-bit system and use %PROGRAMFILES%, the result you get depend on whether the process requesting the environment variable is 32-bit or 64-bit. So from a 64-bit process on a 64-bit system you would get C:\Program Files, … Read more

‘pip’ is not recognized as an internal or external command

You need to add the path of your pip installation to your PATH system variable. By default, pip is installed to C:\Python34\Scripts\pip (pip now comes bundled with new versions of python), so the path “C:\Python34\Scripts” needs to be added to your PATH variable. To check if it is already in your PATH variable, type echo %PATH% at the CMD … Read more

How to fix “VirtualBox Interface has active connections” error in Windows?

I came here because the title of this topic does not mention Docker. I had the same problem when using the application BlueStacks in Windows 10, without Docker. Windows did not shut down (or took a long time to do so) because ‘VirtualBox still has active connections’. I’d like to share my solution here, using … Read more