Development Error installing eclipse on CentOS 8: No protocol specified. Unable to init server: could not connect: connection refused. Eclipse Installer: cannot open display If you are installing Eclipse on CentOS 8 and you encounter this error:/home/operatorfeitam/Downloads/eclipse-installer [root@localhost eclipse-installer]# ./eclipse-inst No protocol specified Unable to init server: Could not connect: Connection refused
IT infrastructure and architecture How to change display resolution in TTY console The TTY console in Ubuntu 18.04.3 is 800x600 by default and it is too small for the use of my virtual machines in VirtualBox where I have them open to see
IT infrastructure and architecture How to change font and font size in TTY console I work with VirtualBox a lot, and I use a lot of TTY consoles, but I never like the size and type of font that usually appears. For example, the one for Ubuntu
Bugs and errors fix Error while doing mvn install of nifi-1.11.4: Could not resolve dependencies for project ... was cached in the local repository, resolution will not be reattempted until the update interval of splunk has elapsed or updates are forced I am compiling nifi-1.11.4 with "mvn -T C2.0 clean install -Pinclude-grpc -DskipTests" to parse a problem I am having in the connectivity of the ListSFTP processor with an SFTP service
Development Maven error with jetty:run java.util.ServiceConfigurationError: org.apache.juli.logging.Log: org.eclipse.jetty.apache.jsp.JuliLog not a subtype The other day I found myself in a java project that was running locally with the jetty-maven-plugin and JDK 11.0.5, and it generated the error:[WARNING] Failed startup of context o.
IT infrastructure and architecture Unable to verify certificate 'Server-Cert'. Add "NSSEnforceValidCerts off" to nss.conf so the server can start until the problem can be resolved Error starting apache httpd service in a Centos 7:[root@localhost conf.d]# systemctl status httpd ● httpd.service - The Apache HTTP Server Loaded: loaded (/usr/lib/systemd/system/httpd.service; enabled; vendor
Development How to reduce the size of the .git folder In my projects I see that many times the .git folder grows too much and you can reduce it if you require spaces or consider it excessive.To reduce it by reorganizing all
Development Use of avro-maven-plugin with complex schemas defined in several files to be reused in different typed messages In a project I am working on we integrate the different products with kafka and use avro. And to facilitate the generation of avro entities in java with their attributes and methods we
Development How to change the language of google search results Today I found that the results of Google searches appeared in a different language than what I had configured in the browser and on my computer. It also appeared in my searches both
IT infrastructure and architecture Basic use of SCP to copy files and directories I detail below how to make copies of files and directories using SCP from both remote host to local and vice versa, in all the examples I specify authentication using certificate with the
IT infrastructure and architecture How to solve the loss of the bidirectional clipboard in a VirtualBox machine I always work with many virtual machines that I never close and always save the state of the machine instead of closing it. Many times I find that I lose the clipboard between
IT infrastructure and architecture First steps with Kafka Connect HTTP Sink: installation, configuration, errors manager and monitoring The kafka connect HTTP Sink connector is very useful to be able to send any message from a topic to a remote http service by get or post method. A use case in
Bugs and errors fix Maven error in compilation java.lang.IllegalStateException: endPosTable already set Starting (./mvnw) a jhipster microservice to which I added a KafkaTemplate with a typed message using Apache Avro gives me the following error in the maven-compiler-plugin:java.lang.IllegalStateException: endPosTable already set ´´´ Keep
Bugs and errors fix Maven error invalid LOC header (bad signature) When you have an error similar to the following:[ERROR] error reading /home/operatorfeitam/.m2/repository/org/xerial/snappy/snappy-java/1.1.7.3/snappy-java-1.1.7.3.jar; invalid LOC header (bad
Bugs and errors fix Confluent Kafka Tutorial with Avro: Error Failed to execute goal org.apache.avro:avro-maven-plugin:1.8.2:schema (default) on project java-client-avro-examples: A required class was missing while executing Lorg/apache/avro/Schema$Parser; I was doing the confluent kafka tutorial Schema Registry Tutorial related to producer and consumer with serialization through Avro and I had the following error when executing 'mvn clean compile package ': Failed
Bugs and errors fix Error: Couldn't find the 'yo' binary. Make sure it's installed and in your $PATH Installing Yoeman in a CentOS 7,with the root user, and with the command 'npm install -g yo' I got the following error:[root@localhost ~]# npm install -g yo npm WARN deprecated cross-spawn-async@
