jvm

Play Version

2.8.8

API

Java / SyncCacheApi

Operating System

Ubuntu 20.04 LTS

Linux 5.11.0-25-generic #27-Ubuntu SMP Fri Jul 9 23:06:29 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux

JDK

openjdk version "1.8.0_292"
OpenJDK Runtime Environment (build 1.8.0_292-8u292-b10-0ubuntu1-b10)
OpenJDK 64-Bit Server VM (build 25.292-b10, mixed mode)

Reference: https://issues.apache.org/jira/browse/INFRA-22697

Apparently testcontainers requires $HOME/.docker/config.json to be a valid JSON file.

touch ~/.docker/config.json
// lauch some test containers tests will now fail

echo '{}' > ~/.docker/config.json
// lauch some test containers tests will now succeeds

rm ~/.docker/config.json
// lauch some test containers tests will 

Currently the reference guide #content div has max-width: 62.5em set.
This is a bit on the low end for large screens in landscape mode, and could instead be set to eg. 60%.
Beyond that the rendering is starting to feel too large for paragraphs, but at 60% most large codeblocks read far better.

For phones, detecting portrait orientation and setting the max-width to 100% would also be a

Current, if we try to run a more recent Java class in an old JVM, we get the following error message:

Error: LinkageError occurred while loading main class some.Class
	java.lang.UnsupportedClassVersionError: JVMCFRE003 bad major version; class=some/Class, offset=6

However, it is not so easily to detect that the class was compiled with a version above the supported by the JVM.Hotspot

Add how to configure code style in Contributing.
Adding an .editorconfig file will help to auto apply code style in some IDEs.