opencl

I think we should drop the many references to ancient John or Jumbo versions, and simply describe the current Jumbo version.

how to use gui in the AidLearning?how to custom the gui?

Current implementation of join can be improved by performing the operation in a single call to the backend kernel instead of multiple calls.

This is a fairly easy kernel and may be a good issue for someone getting to know CUDA/ArrayFire internals. Ping me if you want additional info.

As of 00e1f52cf95c16b0cea34c83372145532b4745ba the LWJGL codebase has a new directory layout. This has broken the included Eclipse project.

In python, you can write python -c 'print(42)' to start an interpreter on the input. Similarly, it would be nice to be able to write futhark run -c 'iota 42' or echo "iota 42" | futhark run - to run the interpreter on some simple input.

We get a lot of frequently asked questions. As such, we should look at creating a FAQ document and linking to it from the readme.

One frequently asked question is "Why am I getting the GLFW is not supported on this platform error?" and present possible solutions like ensure that the Visual C++ redistributable is installed on Windows, or switch to SDL instead by using PrioritizeSdl.

Obvious