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Unable to find valid certification path to requested target - error even after cert imported
I have a Java client trying to access a server with a self-signed certificate.
10 Answers
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Playing .mp3 and .wav in Java?
How can I play an .mp3 and a .wav file in my Java application? I am using Swing. I tried looking on the internet, for something like this example:
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Using Java with Nvidia GPUs (CUDA)
I'm working on a business project that is done in Java, and it needs huge computation power to compute business markets. Simple math, but with huge amount of data.
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Maven Install on Mac OS X
...lly comes with Maven 3 built in.
If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it.
Assuming qualifications are met, run mvn -version and see some output like this:
Apache Maven 3.0.3 (r1075438; 2011-02-28 12:31:09-0500...
Java NIO FileChannel versus FileOutputstream performance / usefulness
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My experience with larger files sizes has been that java.nio is faster than java.io. Solidly faster. Like in the >250% range. That said, I am eliminating obvious bottlenecks, which I suggest your micro-benchmark might suffer from. Potential areas for investigating:
The...
Can you write virtual functions / methods in Java?
Is it possible to write virtual methods in Java, as one would do in C++?
6 Answers
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Common programming mistakes for Clojure developers to avoid [closed]
... to define a var with this matrix, however, would fail mysteriously with:
java.lang.NumberFormatException: Invalid number: 08
which totally baffled me. The reason is that Clojure treats literal integer values with leading zeros as octals, and there is no number 08 in octal.
I should also mention...
What is SuppressWarnings (“unchecked”) in Java?
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Sometimes Java generics just doesn't let you do what you want to, and you need to effectively tell the compiler that what you're doing really will be legal at execution time.
I usually find this a pain when I'm mocking a generic inter...
How do I check if a file exists in Java?
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Using java.io.File:
File f = new File(filePathString);
if(f.exists() && !f.isDirectory()) {
// do something
}
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any tool for java object to object mapping? [closed]
I am trying to convert DO to DTO using java and looking for automated tool before start writing my own. I just wanted to know if there any free tool available for the same.
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