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Java Error opening registry key
I get this error when I try to do anything with Java in command prompt:
14 Answers
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Load RSA public key from file
...sa -out private_key.pem 2048
Convert private Key to PKCS#8 format (so Java can read it)
$ openssl pkcs8 -topk8 -inform PEM -outform DER -in private_key.pem -out private_key.der -nocrypt
Output public key portion in DER format (so Java can read it)
$ openssl rsa -in private_key....
Java compiler level does not match the version of the installed Java project facet
...or maven-compiler-plugin. m2e uses these values to determine the project's Java compiler level. A snippet of the POM is shown below:
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source...
Standard concise way to copy a file in Java?
It has always bothered me that the only way to copy a file in Java involves opening streams, declaring a buffer, reading in one file, looping through it, and writing it out to the other steam. The web is littered with similar, yet still slightly different implementations of this type of solution.
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The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or
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The R Language Definition is handy for answering these types of questions:
http://cran.r-project.org/doc/manuals/R-lang.html#Indexing
R has three basic indexing operators, with syntax displayed by the following examples
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What to learn for making Java web applications in Java EE 6? [closed]
...f I know that this will be controversial, my advice would be to start with Java EE 6 only. So, grab GlassFish v3 and either get the book Beginning Java EE 6 Platform with GlassFish 3: From Novice to Professional or follow the Java EE 6 tutorial. In my opinion, the book (that I've started to read so ...
URL to load resources from the classpath in Java
In Java, you can load all kinds of resources using the same API but with different URL protocols:
14 Answers
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Java's final vs. C++'s const
The Java for C++ programmers tutorial says that (highlight is my own):
11 Answers
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How to store Java Date to Mysql datetime with JPA
Can any body tell me how can I store Java Date to Mysql datetime...?
12 Answers
12
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Compiling Java 7 code via Maven
...ow it's building the command. Perhaps you or someone else has hard-coded a JAVA_HOME in there and forgotten about it.
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