Autor: Henry Xiloj Herrera

 1. Query how to get table name by constraint name.SELECT owner,       table_nameFROM   dba_constraintsWHERE  constraint_name = <<your CONSTRAINT name>&g…

 I share solution next error ubuntu 20.04.Run the next command.sudo fuser -v /var/cache/debconf/config.datKill process.sudo kill -9 PIDNext:sudo apt update;sudo apt upgrade;That it is.References.https://askubuntu.com/questions/136881/debconf-dbdri…

When i try to install tidyverse packages on R studio on ubuntu i have nexts errors, i share solutions.ERROR: configuration failed for package ‘xml2’Solution:sudo apt-get install libxml2-devERROR: dependency ‘curl’ is not available for package ‘htt…

When i try integrate CXF with spring boot i have next error.For solution next error add next dependency on your pom.<dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-jaxrs</artifactId> <vers…

Sometimes when you using VPN connection with Ubuntu and run angular project command ng serve get next error.I share 2 solutions:Solution 11. run next command on your angular project.ng serve –ssl true –ssl-cert «./ssl/localhost.crt» –ssl-key «./ssl/…