Sinkingpoint questions

Sinkingpoint answers

• Keep the head of a singly linked list in Java
• Is there a C function to get permissions of a file?
• why virtual void test()=00 is valid but virtual void test()=+0 and virtual void test()=-0 is not valid?
• What is the meaning of 0x61C88647 constant in ThreadLocal.java
• Linked lists in C++
• A weird NullPointerException in compilation Java 8 (compiler (1.8.0_31))
• Constructors using super AND instance variables
• KeyListener in Textfield not firing when press enter
• Bufferunderflowexception Java
• Java ++ operator