Prateek Narendra questions

• Error in Converting a Map to ConcurrentMap in Java [duplicate]
• Launch4J Plugin creates an EXE (along with JAR) but EXE cannot find main class in Spring boot
• Enable ConditionalOnProperty in a RequestMapping in Controller
• Bootstrap page not scrollable
• High Resolution Image of a Graph using NetworkX and Matplotlib
• Unable to compile any C++ Code
• How to access a subfolder in Outlook inbox in Python
• Only allow signing in from one device at a time in NodeJS
• onActivityResult code for both Facebook and Google+ Login in Android
• RethinkDB losing data after restarting server

Prateek Narendra answers