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Is iterating ConcurrentHashMap values thread safe?
...ap.Entry<String, String>> among accessor and mutator threads java.lang.IllegalStateExceptions will start popping up.
import java.util.Iterator;
import java.util.Map;
import java.util.Random;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.E...
What are the differences between “generic” types in C++ and Java?
... such.
Java doesn't work like that. In Java all objects extent from java.lang.Object so, pre-Generics, you'd write code like this:
public class PhoneNumbers {
private Map phoneNumbers = new HashMap();
public String getPhoneNumber(String name) {
return (String)phoneNumbers.get(name);
}
...
Any way to declare a size/partial border to a box?
...raw some of the borders.
See here.
Code:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Responsive partial borders</title>
<style>
/* ungrid without mobile */
.row{width:100%;display:table;table-layout:fi...
Why can't strings be mutable in Java and .NET?
...t they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
17 ...
Why isn't textarea an input[type=“textarea”]?
...e them. It also respects the white spaces.
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Yes I can</title>
</head>
<body>
<textarea name="test">
I can put < and > and & signs in
my...
Exotic architectures the standards committees care about
I know that the C and C++ standards leave many aspects of the language implementation-defined just because if there is an architecture with other characteristics, it would be very difficult or impossible to write a standard conforming compiler for it.
...
Is functional GUI programming possible? [closed]
...
For those of you not familiar with Haskell, Flapjax, http://www.flapjax-lang.org/ is an implementation of functional reactive programming on top of JavaScript.
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Difference between Java SE/EE/ME?
... all of the libraries and APIs that any Java programmer should learn (java.lang, java.io, java.math, java.net, java.util, etc...).
Java EE = Enterprise Edition. From Wikipedia:
The Java platform (Enterprise Edition) differs from the Java Standard
Edition Platform (Java SE) in that it adds...
Debug vs Release in CMake
...to the flags by specifying a toolchain file in which you can add CMAKE_<LANG>_FLAGS_<CONFIG>_INIT variables, e.g.:
set(CMAKE_CXX_FLAGS_DEBUG_INIT "-Wall")
set(CMAKE_CXX_FLAGS_RELEASE_INIT "-Wall")
See CMAKE_BUILD_TYPE for more details.
As for your third question, I'm not sure what ...
Why does SSL handshake give 'Could not generate DH keypair' exception?
...the BouncyCastle implementation when I set it as preferred provider:
java.lang.ArrayIndexOutOfBoundsException: 64
at com.sun.crypto.provider.TlsPrfGenerator.expand(DashoA13*..)
This is also discussed in one forum thread I found, which doesn't mention a solution.
http://www.javakb.com/Uwe/Foru...