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Java: Calling a super method which calls an overridden method
...even achieve the desired effect using Reflection (see the documentation of java.lang.reflect.Method.invoke(Object, Object...)).
[EDIT] There still seems to be some confusion. Let me try a different explanation.
When you invoke foo(), you actually invoke this.foo(). Java simply lets you omit the th...
How to make Java honor the DNS Caching Timeout?
...n when cache times out. However, I couldn't figure out a way to do this in Java.
6 Answers
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What is the difference between `Enum.name()` and `Enum.toString()`? [duplicate]
After reading the documentation of String java.lang.Enum.name() I am not sure I understand when to use name() and when to use toString() .
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How do I convert Long to byte[] and back in java
How do I convert a long to a byte[] and back in Java?
12 Answers
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Installing R on Mac - Warning messages: Setting LC_CTYPE failed, using “C”
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Open Terminal
Write or paste in: defaults write org.R-project.R force.LANG en_US.UTF-8
Close Terminal (including any RStudio window)
Start R
For someone runs R in a docker environment (under root), try to run R with below command,
LC_ALL=C.UTF-8 R
# instead of just `R`
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In what order do static/instance initializer blocks in Java run?
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Have you read the Java Language Specification? Static initialization does not get run when the class is loaded.
– Hot Licks
Aug 9 '14 at 13:45
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How do you compare two version Strings in Java?
...recommended by Google, the method "matches" check the entire string unlike Java that uses a regulatory pattern. (Android documentation - JAVA documentation)
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Case insensitive string as HashMap key
...ct = {} or var struct = structnew() you can use var struct = createObject('java','java.util.TreeMap').init(createObject('java','java.lang.String').CASE_INSENSITIVE_ORDER); FUGLY, but it works ;)
– Eric Fuller
Nov 27 '14 at 4:09
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What does the “assert” keyword do? [duplicate]
...or();
(If you launched with -enableassertions that is.)
Formally, the Java Language Specification: 14.10. The assert Statement says the following:
14.10. The assert Statement
An assertion is an assert statement containing a boolean expression. An assertion is either enabled or disabled. I...
How can I concatenate two arrays in Java?
I need to concatenate two String arrays in Java.
61 Answers
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