For GUI programming on Linux, I'd say the best toolkit by far is Qt. It's full-featured, has good documentation and tools such as GUI builders etc. Another popular choice is Gtk, but IMHO that's ...

Socket programming based chat application made in java using Swing GUI. Run Client program on one device and Server device on other ensuring both devices are under the same network ...

Chat-App-using-Socket-Programming-with-GUI There are two codes that are Server and Client (correctly working in Netbeans). Using these codes, one can communicate with each other. They are ...