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How to hash some string with sha256 in Java?
How can I hash some string with sha256 in Java? Does anybody know of any free library for this?
15 Answers
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Is it possible to read from a InputStream with a timeout?
...ite - it always returns the best value for the number of bytes available. Javadoc for InputStream.available():
Returns an estimate of the number of bytes that can be read (or skipped over)
from this input stream without blocking by the next invocation of a method for
this input stream.
An esti...
How to create a generic array in Java?
Due to the implementation of Java generics, you can't have code like this:
31 Answers
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What is the difference between connection and read timeout for sockets?
...can certainly have reads that run forever if there is no data. However the Javadoc is wrong about the default connect timeout being infinite. It isn't.
– Marquis of Lorne
Aug 19 '13 at 23:01
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Java 32-bit vs 64-bit compatibility
Will Java code built and compiled against a 32-bit JDK into 32-bit byte code work in a 64-bit JVM? Or does a 64-bit JVM require 64-bit byte code?
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Do spurious wakeups in Java actually happen?
... from Source and found it reasonable enough. Also read
Spurious wakeups in Java and how to avoid them.
PS: Above link is to my personal blog that has additional details about spurious wakeups.
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What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
...ms of languages supported out of the box (it only supports C++, Python and Java) but it does have a lot of third-party support for other languages (of highly variable quality). Google does pretty much all of their work using Protocol Buffers, so it is a battle-tested, battle-hardened protocol (albe...
Create instance of generic type in Java?
Is it possible to create an instance of a generic type in Java? I'm thinking based on what I've seen that the answer is no ( due to type erasure ), but I'd be interested if anyone can see something I'm missing:
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Integrate ZXing in Android Studio
....gradle.process.internal.ExecException: Process 'command 'C:\Program Files\Java\jdk1.8.0_60\bin\java.exe'' finished with non-zero exit value 2
– Konstantin Konopko
Dec 10 '15 at 12:42
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What is the best way to filter a Java Collection?
I want to filter a java.util.Collection based on a predicate.
27 Answers
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