Mureinik questions

Mureinik answers

• is constructor required to initialize a static variable?
• When a file is not found, anything below the error is a no show, how can I fix this?
• MySQL query by age range on a table which have date of birth
• Sorting output mysqli data in php while-loop
• What does it mean for DataFrame.ix to be deprecated?
• Array and array member methods
• Sort AtomicLongMap by value
• Passing arguments to a Java method
• How to count length of words in a File? Java
• How to get max date from two columns, or null if either column is null?