Sahand questions

• Multiple match clauses in alertmanager config?
• ArrayList.containsAll does not use my custom equals function
• How does a lambda function become the compare() method of Comparator
• How to use event.target.matches to match div element
• What does new ClassName[0] do? (Java 8)
• Multiple inheritance: overridden methods containing super()-calls
• How to get elements by class name on HTMLCollection [duplicate]
• How to safely count dictionary keys in python [duplicate]
• XQuery: How to count how many times a value occurs in sequence
• Installing pgdb: pg_config tool is not available

Sahand answers