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Received fatal alert: handshake_failure through SSLHandshakeException
... underlying failure cannot be pinpointed, it is better to switch on the -Djavax.net.debug=all flag to enable debugging of the SSL connection established. With the debug switched on, you can pinpoint what activity in the handshake has failed.
Update
Based on the details now available, it appears t...
Eclipse: Java, see where class is used
Is there a way in Eclipse to select a Java class, and then bring up a list of all Java files where that class is used within a project?
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Convert JSON style properties names to Java CamelCase names with GSON
I'm using GSON to convert JSON data I get to a Java object. It works pretty well in all my tests.
The problem is that our real objects have some properties named like is_online. GSON only maps them if they are named totally equal, it would be nice to have GSON convert the names to Java camel case ...
How to randomly pick an element from an array
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yes, but you've to tell that generator is an instance of java.util.Random
– stivlo
Nov 9 '11 at 13:17
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Java 8 method references: provide a Supplier capable of supplying a parameterized result
...ise you will get an error message like MyException cannot be converted to java.lang.RuntimeException
Update:- This was an issue with an older version of JDK. I don't see this issue with the latest versions.
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Java: parse int value from a char
... principle better. Also, 'x' means get the ascii value of the character in Java.
– Kevin Van Ryckegem
May 13 '17 at 13:16
1
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Warning - Build path specifies execution environment J2SE-1.4
... Eclipse from your project:
Right-click on your project
Click Properties
Java build path: Libraries; Remove the "JRE System Library[J2SE 1.4]"
Click Add Library -> JRE System Library
Select the new "Execution Environment" or Workspace default JRE
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What is the difference between '&' and ',' in Java generics?
While reading the Java official tutorial about generics, I found that you can restrict the type argument (in this case is T ) to extend a class and/or more interfaces with the 'and' operator ( & ) like this:
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Sort an array in Java
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I was lazy and added the loops
import java.util.Arrays;
public class Sort {
public static void main(String args[])
{
int [] array = new int[10];
for ( int i = 0 ; i < array.length ; i++ ) {
array[i] = ((int)(Math.random()*...
Why we should not use protected static in java
...going through this question Is there a way to override class variables in Java?
The first comment with 36 upvotes was:
8 ...