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How to properly compare two Integers in Java?
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As of Java 1.6.27+ there an overload on equals in the Integer class, so it should be as efficient as calling .intValue(). It compares the values as primitive int.
– otterslide
Sep 22 '16 at 17...
What is the best way to implement constants in Java? [closed]
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The previous comment about import static only applies to Java 5+. Some feel the shorthand isn't worth the possible confusion as to where the constant came from, when reading long code, MaxSeconds.MAX_SECONDS may be easier to follow then going up and looking at the imports.
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UnmodifiableMap (Java Collections) vs ImmutableMap (Google) [duplicate]
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Now with Java 9, you can use: Map<String,String> unmodifiableMap = Map.ofEntries(entry("A","B"), entry("C","D"), entry("E","F")); which is more beautiful to my mind
– Steph
Sep 11 '18 at 13...
Is passing 'this' in a method call accepted practice in java
...estion is always easier to argument), I just opened one of the most common java.lang classes, the String one, and of course I found instances of this use, for example
1084 // Argument is a String
1085 if (cs.equals(this))
1086 return true;
Look for (this in big "accepted"...
How to return multiple objects from a Java method?
I want to return two objects from a Java method and was wondering what could be a good way of doing so?
25 Answers
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Describe the architecture you use for Java web applications? [closed]
Let's share Java based web application architectures!
10 Answers
10
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Relationship between hashCode and equals method in Java [duplicate]
I read in many places saying while override equals method in Java, should override hashCode method too, otherwise it is "violating the contract".
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Create a Path from String in Java7
How can I create a java.nio.file.Path object from a String object in Java 7?
4 Answers
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Zipping streams using JDK8 with lambda (java.util.stream.Streams.zip)
In JDK 8 with lambda b93 there was a class java.util.stream.Streams.zip in b93 which could be used to zip streams (this is illustrated in the tutorial Exploring Java8 Lambdas. Part 1 by Dhananjay Nene ). This function :
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Convert Java Object to JsonNode in Jackson [duplicate]
Is it possible to directly convert a Java Object to an JsonNode-Object?
1 Answer
1
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