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Running bash script from within python
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Adam MatanAdam Matan
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Where is Java Installed on Mac OS X?
I just downloaded Java 7u17 on Mac OS 10.7.5 from here and then successfully installed it. In order to do some JNI programming, I need to know where Java installed on my Mac.
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What is a Java ClassLoader?
In a few simple sentences, what is a Java ClassLoader, when is it used and why?
7 Answers
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How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
...e JRE the class file is compatible with.
The reported major numbers are:
Java SE 14 = 58,
Java SE 13 = 57,
Java SE 12 = 56,
Java SE 11 = 55,
Java SE 10 = 54,
Java SE 9 = 53,
Java SE 8 = 52,
Java SE 7 = 51,
Java SE 6.0 = 50,
Java SE 5.0 = 49,
JDK 1.4 = 48,
JDK 1.3 = 47,
JDK 1.2 = 46,
JDK 1.1 = 45
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Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu
...rsion 4.3.2, MPFR version 3.0.0-p3.
GGC heuristics: --param ggc-min-expand=98 --param ggc-min-heapsize=128197
Compiler executable checksum: 1fe36891f4a5f71e4a498e712867261c
In file included from main.cpp:1:
/usr/include/c++/4.4/iostream:39: fatal error: bits/c++config.h: No such file or directory
co...
Tool to read and display Java .class versions
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Use the javap tool that comes with the JDK. The -verbose option will print the version number of the class file.
> javap -verbose MyClass
Compiled from "MyClass.java"
public class MyClass
SourceFile: "MyClass.java"
minor vers...
How to install the JDK on Ubuntu Linux
I am trying to install the Java Development Kit (JDK) on Ubuntu Linux distribution, but I am unable to install it.
33 A...
Convert java.time.LocalDate into java.util.Date type
I want to convert java.time.LocalDate into java.util.Date type. Because I want to set the date into JDateChooser . Or is there any date chooser that supports java.time dates?
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C++ Singleton design pattern
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In 2008 I provided a C++98 implementation of the Singleton design pattern that is lazy-evaluated, guaranteed-destruction, not-technically-thread-safe:
Can any one provide me a sample of Singleton in c++?
Here is an updated C++11 implementation of...
Java Security: Illegal key size or default parameters?
...limited strength file installed now.
You may need to download this file:
Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 6
Java Cryptography Extension (JCE) Unlimited Strength Jurisdiction Policy Files 7 Download
Java Cryptography Extension (JCE) Unlimited Strengt...