life

https://developer.chrome.com/devtools/docs/javascript-memory-profiling#object_allocation_tracker

How to draw image using QGraphicsItem

http://stackoverflow.com/questions/13238130/how-to-draw-image-using-qgraphicsitem

http://www.codeprogress.com/cpp/libraries/qt/showQtExample.php?index=487&key=CustomQGraphicsItem

gdbserver localhost:9090 es_jvm

arm-gdb es_jvm

target remote 192.168.77.104:9090

continue or c