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Eclipse Microprofile and Java EE 8 with JBoss EAP 7.2

The Eclipse Microprofile is a spin of from Java EE and is a fast pace standardization community for building standardized Microservices. There are several subprojects within Microprofile and there are...

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Eclipse Microprofile Configuration with Java EE 8 and JBoss EAP 7.2

Here we are going to look at Eclipse Microprofile Configuration with Java EE 8 and JBoss EAP 7.2.The configuration project is a convenient project to easily load configuration from:System Property,...

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Eclipse Microprofile Health with Java EE 8 and JBoss EAP 7.2

In my previous blogs we have layed out a maven project for Eclipse Microprofile and tested Eclipse Microprofile Configuration.In this blog we will test Eclipse Microprofile Health with JBoss EAP 7.2....

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Eclipse Microprofile OpenTracing with Java EE 8 and JBoss EAP 7.2

MicroProfile OpenTracing"The MicroProfile OpenTracing specification defines behaviors and an API for accessing an OpenTracing compliant Tracer object within your JAX-RS application. The behaviors...

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Eclipse Microprofile Metrics with Wildfly 18 and Prometheus

Eclipse Microprofile Metrics"This specification aims at providing a unified way for Microprofile servers to export Monitoring data ("Telemetry") to management agents and also a unified Java API, that...

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Eclipse Microprofile Metrics and Application Metrics with Wildfly 18

IntroductionIn my previous blog Eclipse Microprofile Metrics with Wildfly 18 and Prometheus, we were getting started with Eclipse Microprofile Metrics and Wildfly 18.All Metrics:...

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How to Read MSUPN in X509Certificate

Maven dependency<!-- The prov module provides all the JCA/JCE provider functionality....

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How To Install VisualVM on Fedora 30 and OpenJDK 11

InstallationVisualVM is not bundle with OpenJDK 11, but can be easily downloaded, unzipped and ran.https://visualvm.github.io/download.html$ wget...

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Eclipse Microprofile LDAP Health Check with Java EE 8 and JBoss EAP 7.2

IntroductionIn my previous blog I wrote about Eclipse Microprofile Health with Java EE 8 and JBoss EAP 7.2 and pointed to several Health Checks built in Spring, but for LDAP Springs Health Check is not...

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How to Install IDM Master and Replica on RHEL 7

Minimum Hardware4 GB RAMhttps://bugzilla.redhat.com/show_bug.cgi?id=1436295PrerequisiteI have created two virtual machine, since this is a development setup I will hardcode hostname and IP in...

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Introduction to YAML

IntroductionThe YAML format has grown in popularity and is used for example in Kubernetes and Ansible.Comparison XML, JSON and...

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How to Install VirtualBox 6 on Fedora 30

https://www.if-not-true-then-false.com/2010/install-virtualbox-with-yum-on-fedora-centos-red-hat-rhel/

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Getting Started with Minikube on Fedora 30

IntroductionTo install Minikube there are 3 things to do:Install a hypervisor, e.g. VirtualBox, KVM"Install" (download and add in path) kubectl"Install" (download and add in path) MinikubeInstall...

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Tomcat RPM installation on RHEL and CentOS

IntroductionUsing a RPM installation from a trusted RPM repository is a huge advantage, since then is life cycle with patching made easy. Otherwise you will have to manage all patching yourself, which...

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X.509 Certificate Profiles

Mandatory FieldsSerial Number Issuer DN Validity Subject DN Subject Public Key InfoContains key algorithm, size and info.Certificate ExtensionsBasic ContraintsCriticalIf CA or not.Authority Key...

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Creating X509 Certificate with Bouncy Castle

Bouncy Castle has X509 Certificate builder but in my opinion it is still quite low tech.package se.magnuskkarlsson.example.bouncycastle;import java.io.IOException;import java.io.OutputStream;import...

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How to Upgrade Fedora 30 to Fedora 31

Prerequisite>$ cat /etc/fedora-release Fedora release 30 (Thirty)Update software and back up your system.>$ sudo dnf upgrade --refreshInstall the DNF plugin.>$ sudo dnf install...

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How to Change to Normal Ctrl+Tab Switching Tabs in Firefox

Open Edit -> Preferences -> General | Tabs and uncheck "Ctrl+Tab cycles through tabs in recently used order".

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Fedora 31 don't Group Application when Alt + Tab

https://fedoramagazine.org/alt-tab-gnome-shell-extension/

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How To Install MySQL Community Edition 8.0 on Fedora 32/31/30/29

Follow the guide https://computingforgeeks.com/how-to-install-mysql-8-on-fedora/>$ sudo dnf install mysql-community-server mysql-community-client$ sudo systemctl start mysqld$ sudo grep 'A temporary...

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