Joe C questions

• Does SQLite optimize a nested query by the outer constraints
• How to copy anonymous union
• Can we use any value in floating point for customized flags?
• How does boost::subgraph work? Can we use filtered graph?
• run MATLAB unit tests in parallel
• How does OpenMP reuse threads
• gdb fails when checking conditions at breakpoints
• Can we use addOptional and addParameter together?
• How to pass methods of JS objects?
• Does each QT widget have a 'show' signal?

Joe C answers