giozh questions

• DownloadManager: notify when a download is finished
• signal handler sa_sigaction arguments
• Scale RectF object in each direction
• MPAndroidChart, how to center XLabels above grid-lines?
• Facebook android app permission: ask for get user profile picture
• Intent ACTION_OPEN_DOCUMENT: browse multiple MIME type
• new android Camera2 Api on nexus 7
• set onclicklistener on a button inside a DialogFragment
• C unix, asymmetric encryption on a socket
• DialogFragment argument and nullpointer exception

giozh answers