Don Lun questions

• assignment operator return a reference to *this in C++
• What is the difference between "apply" and "mapcar" in Lisp
• Lisp parenthesis question
• Why in LISP , there is no limitation for number?
• is there corresponding class in C++ as TreeMap in Java?
• How to compile c++ code with boost lib? on Ubuntu
• Python global variable
• How to debug Php code?
• What feature corresponds to 'synchronized' in Java?
• c++ bool question [duplicate]

Don Lun answers