WordPress Error Establishing Database Connection Solved by blog_1buq8n - February 12, 2021July 6, 20210 There are lot of good articles on web with generic solutions to the problem of WordPress Error Establishing Database Connection, this post discuss about issue occurred during site migration to latest webhosting server. Wordpress Webserver Environment This issue is related to wordpress site migration to new cloud hosting server. The old webhosting server has following configuration The PHP version associated with wordpress site as PHP 5.3, WordPress version is 5.1.8 and MySQL version 5.1 which is also deprecated. The current website is running good from past few years, but with recent development it was required to upgrade. Since few plugins were not supported on PHP 5.3 and so we have decided to migrate the wordpress website to new cloud hosting
Smart Meter IoT Application Software embedded by neudeep - January 26, 2021September 11, 20210 In this how to guide on Using ESP IDF with STPM32, we are going to build Smart Meter IoT Application Software. This will use SPI interface for communication between esp32 wroom32 and STPM32/33 energy metering application. Using this sample code I will show you how to build mobile application for smart energy meter with Metrology Accuracy of class 0.2. In Indian households most of the energy meters are of accuracy class 1. After reading this guide you will know how to build digital energy meter suitable for advanced metering infrastructure (AMI) and is compatible with smart grid communication technologies with support of distributed generation (DG). Building smart meter IoT application software requires four things, hardware, firmware, mobile application software and webserver.