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How to check command line parameter in “.bat” file?
... Historically note: [%1]==[-b] and "%1"=="-b" were the same for win 98 and earlier MS/PC-DOS systems batch scripts. Since win 2000/NT introduced syntax if "%~1"=="-b" where double quotes have special meaning that is the way you should code scripts as it provides more robust protection. Double...
How do I create a Java string from the contents of a file?
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Read all text from a file
Java 11 added the readString() method to read small files as a String, preserving line terminators:
String content = Files.readString(path, StandardCharsets.US_ASCII);
For versions between Java 7 and 11, here's a compact, ro...
Why do some claim that Java's implementation of generics is bad?
I've occasionally heard that with generics, Java didn't get it right. (nearest reference, here )
13 Answers
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Error java.lang.OutOfMemoryError: GC overhead limit exceeded
... objects in an already very memory-constrained environment.
Check out the Java GC tuning guide, which is available for various Java versions and contains sections about this specific problem:
Java 11 tuning guide has dedicated sections on excessive GC for different garbage collectors:
for the P...
Java SimpleDateFormat(“yyyy-MM-dd'T'HH:mm:ss'Z'”) gives timezone as IST
...the default timezone of the JVM by setting user.timezone system property: java -Duser.timezone=GMT ...
– kisna
Mar 15 '18 at 19:35
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Java or Python for Natural Language Processing [closed]
...now which programming language is better for natural language processing. Java or Python ? I have found lots of questions and answers regarding about it. But I am still lost in choosing which one to use.
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What's the difference between JPA and Hibernate? [closed]
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So, when you are using Hibernate with JPA, the {java.persistence } annotations will work or you will have to use {org.hibernate} annotations?
– Bosco
Feb 11 '14 at 18:30
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Tips for using Vim as a Java IDE? [closed]
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command to get help on java syntax highlighting. :help java.vim
– Michael Ekoka
Feb 8 '10 at 7:47
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Java generics type erasure: when and what happens?
I read about Java's type erasure on Oracle's website .
7 Answers
7
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Best approach for GPGPU/CUDA/OpenCL in Java?
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AFAIK, JavaCL / OpenCL4Java is the only OpenCL binding that is available on all platforms right now (including MacOS X, FreeBSD, Linux, Windows, Solaris, all in Intel 32, 64 bits and ppc variants, thanks to its use of JNA).
It has ...