Column count of mysql.user is wrong. Expected 42, found 39. Created with MySQL 50173, now running 50560. Please use mysql_upgrade to fix this error.

This error occurred in my environment when i tried to create a user in MySQL, most likely you have upgraded MySQL Server (51. to 5.6  in my case) . After upgrading your MySQL you have to run  mysql_upgrade to fix any incompatibilities in System tables. If it finds any errors it automatically repairs it and … Continue reading Column count of mysql.user is wrong. Expected 42, found 39. Created with MySQL 50173, now running 50560. Please use mysql_upgrade to fix this error.

Documentation#1193 – Unknown system variable ‘lc_messages’

This error you would usually see when you login to phpMyAdmin after an upgrade. This is related to your MySQL version, in my case I had upgraded my phpMyAdmin but the MySQL version was still on 5.1, after upgrading to MySQL 5.6 it solved the issue You can upgrade MySQL to the latest version by … Continue reading Documentation#1193 – Unknown system variable ‘lc_messages’

Upgrade Oracle Apex from 5.1.x to 18.1

Oracle has released the latest version of Apex and keeping in line with their naming convention Apex has jumped from version 5.1.4 to 18.1 . The new version of Apex has many exciting new features, you can read about them all here Setup : Apex Version : Oracle Apex 5.1.4 Webserver : ORDS Running on … Continue reading Upgrade Oracle Apex from 5.1.x to 18.1

Generate REST API from mysql database in less than 5 minutes

Representation State Transfer is the new industry standard of building technology neutral API's. REST API are essentially web services to read or transfer data. REST API's can be build on top of most relational databases. Mysql being the most popular database around. If you have nodejs and mysql already installed, you can build a REST … Continue reading Generate REST API from mysql database in less than 5 minutes

Install mysql database along with phpadmin on CENTOS 6 7

Mysql is the most popular open database and is the M in the LAMP stack (others being Linux-Apache-PHP) If your on CentOS and your linux server is connected to the internet installing mysql is just a few terminal commands 1. Install the LAMP stack via yum $ yum install httpd mysql-server php php-mysql 2. Configure … Continue reading Install mysql database along with phpadmin on CENTOS 6 7

Install Oracle Apex 5.1.x, 18.1 on ORDS 3,17.4, 18.1

Oracle Apex is a modern framework to quickly develop and deploy web apps sitting on top of Oracle Database. Apex can be run directly from the database engine itself using a component called Mod PL/SQL. It is one of the easiest way to run Apex, but it is not a production ready setup. In a … Continue reading Install Oracle Apex 5.1.x, 18.1 on ORDS 3,17.4, 18.1

Install NodeJS on Mac OS

To install NodeJS on a Mac the first thing you have to do is download Brew package manager for mac. Though you can install NodeJS via other methods but doing it with Brew is the easiest and least error prone method 1. Install Brew on your mac if you dont have it already. Open the … Continue reading Install NodeJS on Mac OS

Install NodeJS on CentOS 6 – 7

Install Latest NodeJS on CentOS 6 or 7 -------------------------------------- 1. Add Repo and Install NodeJS For Stable Release:- $ yum install -y gcc-c++ make $ curl -sL https://rpm.nodesource.com/setup_8.x | sudo -E bash - $ yum install nodejs   2. Check the version for Node and NPM $ node -v v8.11.1 $ npm -v 5.6.0   … Continue reading Install NodeJS on CentOS 6 – 7

Quick and Easy Integration with Twitter with Apex 18.1

Quick Integration with Twitter in Oracle Apex 18.1 https://blogs.oracle.com/apex/quick-and-easy-twitter-api-with-apex-181