user705414 questions

• what is the size of Character(char) in Java?
• What's this language feature called?
• How to ensure thread safe in the static method
• Any command to show how many applications are currently running under Tomcat?
• Do we need to lock when we get the property in C#
• what the differce between rails -d and nohup rails server &
• Does javascript distinguish dash sign?
• AtomicInteger is implemented base on JNI?
• what's the difference between ordinal and hint number in the native dll?
• In java, what does Enumeration<?> mean?

user705414 answers