Category: the Java universe
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the “log4j 2” vulnerability called “log4shell”
https://logging.apache.org/log4j/2.x/#CVE-2021-44228 https://en.wikipedia.org/wiki/Log4Shell https://en.wikipedia.org/wiki/Log4j https://de.wikipedia.org/wiki/Log4j#Sicherheitslückenfund_im_Dezember_2021 https://de.wikipedia.org/wiki/Log4j
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Starting with 2.54, Jenkins now requires Java 8
https://jenkins.io/blog/2017/04/10/jenkins-has-upgraded-to-java-8/
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Jenkins vs Java8 – SSL, fonts, “-Djava.awt.headless=…”, …
I had to migrate from Java7 to Java8 eventually. When you start launching your jenkins WAR file, you will run into at least these issues: for HTTPS you are requested to create a certificate “-Djava.awt.headless=…” font trouble In order to ignore the HTTPS / certificate noise for the time being, I switched on the HTTP…
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the Java “Unified Expression Language”
https://en.wikipedia.org/wiki/Unified_Expression_Language Isn’t it used in … (?!?) Maven POM files JasperReports JRXML files …