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Top Questions
22
votes
Why does adding ".map(a -> a)" allow this to compile?
java
generics
java-8
language-specifications
asked Jul 5 '17 at 20:17
stackoverflow.com
14
votes
How to refer to a class when both simple and fully-qualified names clash
java
language-specifications
asked May 31 '18 at 22:39
stackoverflow.com
13
votes
Is there an advantage to declaring that a method throws an unchecked exception?
java
exception
unchecked-exception
asked Jul 3 '14 at 12:44
stackoverflow.com
11
votes
Why isn't Math.nextAfter(Double.MAX_VALUE, 1) equal to Double.INFINITY?
java
floating-point
asked Jun 29 '17 at 13:29
stackoverflow.com
9
votes
Which three-letter time zone IDs are not deprecated?
java
timezone
asked Jan 16 '17 at 9:12
stackoverflow.com
7
votes
Making a basic algorithm - the more interesting version
java
algorithm
asked Apr 13 '16 at 18:29
stackoverflow.com
6
votes
Why Class.forName("BumpTest"), not BumpTest.class?
java
language-specifications
asked Oct 31 '17 at 20:47
stackoverflow.com
5
votes
Is there a particular term for adjectives like "bovine", "ursine", "simian" etc?
single-word-requests
asked Jun 12 '16 at 21:12
english.stackexchange.com
5
votes
"NonNull if the function returns non-null"?
java
checker-framework
asked Jul 19 '18 at 20:34
stackoverflow.com
Top Answers
231
'Optional.get()' without 'isPresent()' check
stackoverflow.com
199
Why does Apache Commons consider '१२३' numeric?
stackoverflow.com
178
Boolean.valueOf() produces NullPointerException sometimes
stackoverflow.com
71
How do I refactor this loop?
stackoverflow.com
63
Use Objects.hash() or own hashCode() implementation?
stackoverflow.com
59
In Java, how to get positions of ones in reversed binary form of an integer?
stackoverflow.com
56
Why is this regular expression so slow in Java?
stackoverflow.com
48
Java 8 streams maps with parameters
stackoverflow.com
40
What is the best way to divide a collection into 2 different collections?
stackoverflow.com
40
Collecting lists from an object list using Java 8 Stream API
stackoverflow.com
40
Understanding code of ConcurrentHashMap compute method
stackoverflow.com
37
Java Stream: divide into two lists by boolean predicate
stackoverflow.com
36
Case-insensitive Comparator breaks my TreeMap
stackoverflow.com
35
Race condition: Min and Max range of an integer
stackoverflow.com
34
Inheritance in protocol buffers
stackoverflow.com
34
Declaring arrays without using the 'new' keyword in Java
stackoverflow.com
33
Does precision change slightly during casting int to double in Java?
stackoverflow.com
31
Java function definition with brackets syntax
stackoverflow.com
30
Overloading a method: both methods have same erasure
stackoverflow.com
30
Why is there a "d" in the definition of Double.NaN = 0.0d / 0.0?
stackoverflow.com
28
How to get the earliest date of a List in Java?
stackoverflow.com
28
The sum of the elements of an array
stackoverflow.com
27
Convert java.lang.reflect.Type to Class<T> clazz
stackoverflow.com
24
How to refactor a lambda expression to a method reference?
stackoverflow.com
24
If an array of Object is an Object, why is an array of String not a String
stackoverflow.com
24
Java String to Double change value
stackoverflow.com
23
How to filter "Null" values from HashMap<String, String>?
stackoverflow.com
23
Java lambda only throwing expression-style instead of statement-style
stackoverflow.com
23
What is a good way to allow only one non null field in an object
stackoverflow.com
22
Check if StringBuffer is empty
stackoverflow.com
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