Java
Why would one declare a Java interface method as abstract?
java
best-practices
java-8
singleton
Why would an Enum implement an Interface?
java
strategy-pattern
enum-implementation
interface-implementation
Why there is no ConcurrentHashSet against ConcurrentHashMap
java
concurrency
collections
best-practices
Why should I use Hamcrest matcher and assertThat() instead of traditional assertXXX() methods?
java
test-development
assertions
error-handling
Why should I use Deque over Stack?
java
performance
best-practices
collections
Why is String.chars() a stream of ints in Java 8?
java
stream-api
performance-optimization
primitive-types
Why is Maven downloading the maven-metadata.xml every time?
java
maven-metadata
maven-settings
maven-plugins
Why is exception.printStackTrace() considered bad practice?
java
logging-best-practices
exception-handling
thread-safety
Why is Double.MIN_VALUE not negative?
java
floating-point-arithmetic
java-8
precision
Why is (a*b != 0) faster than (a != 0 && b != 0) in Java?
java
branch-prediction
performance-optimization
jvm-optimizations
Why explicitly throw a NullPointerException rather than letting it happen naturally?
java
best-practices
debugging
exception-handling
Why do Java programmers like to name a variable "clazz"?
java
conventions
best-practices
readability
Why doesn't "System.out.println" work in Android?
java
logging
android-logging
logcat
Why doesn't String switch statement support a null case?
java
null-safety
switch-statement
java-21
Why does Maven warn me about encoding?
java
encoding-warnings
maven-plugins
utf-8-encoding
Why does appending "" to a String save memory?
java
string-interning
memory-optimization
garbage-collection
Why an abstract class implementing an interface can miss the declaration/implementation of one of the interface's methods?
java
programming-to-an-interface
design-patterns
inheritance
Which is the best library for XML parsing in Java?
java
xml-parsing
java-libraries
xml-parser-comparison
Which concurrent Queue implementation should I use in Java?
java
thread-safety
concurrent-programming
queue-implementation
Where is the documentation for the `values()` method of Enum?
java
enum-methods
compiler-generated-methods
java-enum
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Java