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  1. What's the most useful and complete Java cheat sheet?

    6 This Quick Reference looks pretty good if you're looking for a language reference. It's especially geared towards the user interface portion of the API. For the complete API, however, I always use …

  2. Is Java "pass-by-reference" or "pass-by-value"? - Stack Overflow

    Sep 3, 2008 · Usually in Java, reference means a reference to an object. But the technical terms pass by reference/value from programming language theory is talking about a reference to the memory …

  3. java - How do you make a deep copy of an object? - Stack Overflow

    It's a bit difficult to implement a deep object copy function. What steps you take to ensure the original object and the cloned one share no reference?

  4. multithreading - Java Synchronization - Stack Overflow

    May 29, 2015 · From the now-defunct Java Quick Reference formerly at http://www.janeg.ca/scjp/threads/synchronized.html: Synchronizing threads has the effect of …

  5. What is the use of "System.out::println" in Java 8

    Jun 24, 2015 · numbers.forEach(x -> System.out.println(x)); Here, you don't actually need the name x in order to invoke println for each of the elements. That's where the method reference is helpful - the :: …

  6. java - Bitwise operator and single ampersand - Stack Overflow

    Jan 1, 2012 · This is one way you can avoid null pointers. with & and ¦ both operands are always evaluated with && and ¦¦ the second operand is only evaluated when it is necessary Here's a link to a …

  7. java - Recommended solution for deep cloning/copying an instance ...

    For deep cloning (clones the entire object hierarchy): commons-lang SerializationUtils - using serialization - if all classes are in your control and you can force implementing Serializable. Java …

  8. The Definitive C++ Book Guide and List - Stack Overflow

    The Annotated C++ Reference Manual (Bjarne Stroustrup, Margaret A. Ellis) This book is quite outdated in the fact that it explores the 1989 C++ 2.0 version - Templates, exceptions, namespaces, and new …

  9. java - Difference between method reference Bound Receiver and …

    A bound non-static method reference refers to a non-static method that's bound to a receiver object. Its syntax is objectName::instanceMethodName, where objectName identifies the receiver and …

  10. java - How do I pass a primitive data type by reference ... - Stack ...

    Nov 30, 2010 · How can I pass a primitive type by reference in java? For instance, how do I make an int passed to a method modifiable?