network, threads,concurrent,widgets qtconcurrent/imagescaling/main.cpp qtconcurrent/imagescaling/imagescaling.h qtconcurrent/imagescaling/imagescaling.cpp Networking threads,concurrent,widgets qtconcurrent/primecounter/main.cpp qtconcurrent/primecounter/primecounter.h qtconcurrent/primecounter/primecounter.cpp Data Processing & I/O console,concurrent,threads qtconcurrent/wordcount/main.cpp Data Processing & I/O