Questions tagged [java]
Java is a general-purpose programming language and a computing platform called the Java Virtual Machine (JVM). Use this tag when you are dealing with a java program, installing java, or configuring a java installation.
892 questions
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Adding new file to JAR, works when placing it at the root, but not for a nested destination
When I run make build I want to run mvn clean package, npm run build, then include a file from the NPM build output into the newly created JAR.
This is successful when running the following commands ...
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Preallocate large continuous memory block for legacy executable
I'm trying to develop J2ME game on Linux using this guide by microgram dev.
The j2me emulator from Oracle Wireless Toolkit works totally fine after Linux reboot.
I run some other apps like browser, ...
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Why doesn’t zsh autocomplete .java source files when using java MyFile.java?
Since Java 10 as I recall, we can run Java source files directly from the command line:
bash
$ java Math.java
The JVM compiles and executes the file automatically.
However, in zsh, tab autocompletion ...
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VM with Rocky Linux OS going down after every two weeks
We were running a set of Java processes on an RHEL box. There was one or two particular services that used to go down due to OOM killer after every 2-3 weeks. We used to get alerts, and it was ...
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Is installing openjdk-21-jdk on Debian 12 from jdk.java.net .deb safe, if its openjdk-21 package looks not working on Debian tracker?
Because Java 25 LTS is coming soon (September 2025) and I've not even yet installed Java JDK 21 LTS (September 2023), I've attempted to do so with a sudo apt install openjdk-21-jdk on my Debian 12. ...
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Issue Starting Java Application on RHEL Server
I’m experiencing an issue when trying to start a Java application on a RHEL server. I’m confident that the application itself is configured correctly, as it runs without any problems on other servers.
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Netbeans - Run/Debug the project as root
Is there a way to run/debug my Java program from Netbeans as root?
Context: I'm working on RaspberryPi 4 and using PI4J library to access GPIO. Lib offers several I/O Providers and the only one that ...
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Java installation issue on Oracle Linux 7.9: "cannot execute binary file" error
I am trying to install Java on a Linux server.
Linux server details
NAME="Oracle Linux Server"
VERSION="7.9"
System Architecture
x86_64
What I have tried so far
I have downloaded ...
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what fonts do I need for DimSum Chinese Mandarin Tools?
I found DimSum years ago (I installed it on Windows), it helped me to translate English to Chinese, but unfortunately the project is abandoned, the site is still there, but many links are broken. My ...
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Unable to run Logic 2010 on Linux in ChromeOS
I am trying to install Logic 2010 (download link), which uses Java, on the Linux virtual machine in ChromeOS.
I followed steps 0 to 2 in a guide from Reddit, copied the Java folder into the Resources ...
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Can Linux files systems resolve a relative path before resolving symlink?
New Linux user here, freshly transitioned from Windows 10 to Fedora 41. Lot's of experience with many OS's, including various *nix and Unix-like file systems.
I have a standard practice of using ...
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Java 11 DocPrintJob throw IOException for -o flags with AIX print spooler
I am using the Java Print Service API (javax.print) to send print jobs to a specific printer queue on an AIX system. While my code works fine with Java 8, switching to Java 11 causes it to fail with ...
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Temenos Printing Error on AIX: Unsupported lpr Flags (-J and -o) with Semeru Runtime
I'm running a Temenos application on an AIX 7.3 system configured with the AIX spooler. The lpr command works fine when tested manually. However, when the application attempts to print using Java's ...
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Linux Server swap memory problem
I have the same problem on all servers running Java processes.
I have lots of available memory. But my swap is full of Java-related pages.
But the system never cleans its swap, Java pages stay there &...
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almalinux 9 tomcat 10 openlogic java 11 error HTTP Status 404 – Not Found
I would like to troubleshoot an issue that I think it happens only in my just made up environment. I have an almalinux 9 with apache tomcat 10 and openlogic jdk version 11.
Installation seemed to work ...
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