Build Chatbot using an Open-source Bot Creation Tool in CentOS
Nowadays, using chatbot to grow business is becoming increasingly popular and grows continuously. For developers, building a bot sounds like an exciting challenge. But in reality, creating your own chatbot would make you spend hundreds of hours learning and putting together all the infrastructure and code required to get it up and running. In this tutorial, we’re going to show you how to build a chatbot using Botpress, an open source chatbot tool that enables developers to create bots very qu...
MySQL Auto Failover using Keepalived on CentOS
Introduction
Keepalived is a lightweight and high availability framework solution in Linux. It uses Linux Virtual Server (LVS) to perform load balancing and failover tasks on. The Keepalived can be used to monitor systems and to automatically failover to a standby if problems occur. If the primary server goes down, the floating IP will be moved to the second server automatically, allowing service to resume.
How Does Keepalived Work?
In Master-Slave Replication database setup, when the Master ...
How to Setup Master-Slave Replication in MySQL using CentOS
Introduction
Implementing Master-Slave replication (also known as mirror) is really important to prevent data loss, increase performance, support database backup and as one of the solutions to alleviate system failures. What will you do if your database server crashed?
To give you an idea on what Master-Slave is, imagine two MySQL server instances where the Master server is being copied automatically to a Slave server while the master is still fulfilling its job. You can actually have multipl...
Build WordPress Website Easily Using Plugins
Introduction
There are more than 56,000 plugins available to choose from the plugins directory of WordPress which includes free and premium plugins sold by third-party companies and developers. These plugins offer tons of features and functionality that your site doesn’t have.
Think of WordPress plugins like an apps for your website. With plugins, you can customize your site to better suit your needs and serve your visitors. Like WordPress itself, plugins are also written in the PHP programmi...
How to Install an Open-Source Antivirus on CentOS
Introduction
Linux operating systems are considered to be more stable and secure than other operating systems. However, viruses and threats can live anywhere and Linux may not be completely immune to threats. Viruses can harm systems regardless the operating system used. Installing an antivirus to a Linux server can protect it from malware, viruses or any malicious attacks.
How to Configure Virtual IP Address (VIP) on CentOS
Introduction
As its name suggests, Virtual IP address (VIP) is an IP address that doesn't have an actual physical network interface. Incoming packets are sent to the VIP, but all packets travel through the real network interfaces.
Virtual IP address is commonly used for database high availability. Applications use it for database connections instead of the normal host IP address. When the active database fail, the VIP will be shifted to the newly promoted host.
Tutorial
Step 1
Run this comman...
How to Install an Open-Source Antivirus on CentOS
Introduction
Linux operating systems are considered to be more stable and secure than other operating systems. However, viruses and threats can live anywhere and Linux may not be completely immune to threats. Viruses can harm systems regardless the operating system used. Installing an antivirus to a Linux server can protect it from malware, viruses or any malicious attacks.
There are plenty of antivirus options out there for Linux servers but in this tutorial, we are going to use ClamAV, an o...
How to Transfer a MySQL Database between Two Servers using SCP
Introduction
Transferring MySQL database between servers can be accomplished using SCP (Secure Copy). It is a secured method in copying file(s) between servers since it uses the same authentication and security as the Secure Shell (SSH) Protocol. SCP encrypts both the file and any passwords exchanged while transferring the MySQL database.
Prerequisites
Before we start, you’ll need to have two different servers installed with MySQL of the same version. In this tutorial, we’ll be using CentOS L...
Backup Redis Data Automatically
Introduction
As defined from the official Redis website:
"Redis is an open source, in-memory data structure store, used as a database, cache and message broker. It supports data structures such as strings, hashes, lists, sets, sorted sets with range queries, bitmaps, hyperloglogs and geospatial indexes with radius queries."
Redis data is very fast to write to and read from since it only lives in memory. Redis provides RDB persistence which is the simplest Redis persistence mode that performs ...
Inside the Walled City of Intramuros
The moment you enter the walled city of Intramuros, you’ll feel like a time machine has brought you back to the Spanish colonial period in the Philippines. Going around this oldest district in Manila, you will surely fall in love with its old world charm.
From when the city was founded in 1571 until the end of the Spanish rule in 1898, Intramuros was Manila. The name Intramuros means “inside the wall.” For 400 years, Intramuros served as the center of the Spanish occupation, originally built ...
IoT Bridging the Physical and Virtual World
The buildings where we live, play, heal, entertain, work, etc are increasingly no longer just a structure with a roof and walls only. Through the Internet of Things (IoT), buildings are gaining lives of their own. The IoT bridges the gap between the physical and virtual world. The physical world refers to the collection of physical things and devices like devices/sensors while the virtual world includes cloud services, platforms and applications. The IoT system is not just about combining the...
GTI to join PHILCONSTRUCT Luzon Expo 2019
GoTensei will participate in PHILCONSTRUCT Luzon Expo to be held at ASEAN Convection Center, Clark City, Pampanga on March 28-30, 2019. This is the first time GTI is going to join the biggest construction show in the Philippines.
PHILCONSTRUCT serves as an annual event in gathering the leading suppliers and trade buyers of the country in one venue. The event will showcase products and technologies like building materials, accessories and components, construction accessories, equipment and mat...
Case Study: On-Site Document Scanning and Conversion Solution for an Electronic Manufacturing Company
About the Client
Murata Manufacturing Co., Ltd. is a Japanese manufacturer of electronic components, based in Nagaokakyo, Kyoto, primarily involved in the manufacturing of ceramic passive electronic components, primarily capacitors, and has an overwhelming share worldwide in ceramic filters, high-frequency parts, and sensors. Murata innovations can be found in a wide range of applications from mobile phones to
How the Internet of Things (IoT) can Transform the Future of Philippine Hospitals
At a Glance: The Healthcare Industry in the Country
The Philippines has a total of 1,822 licensed public and private hospitals [1]. Of this number, public hospitals accounted for only 40 percent, while the 60 percent are privately-owned hospitals. Despite this marginal share, public hospitals serve the most
number of patients. On the other hand, the private hospitals continue to be one of the vital inst...
Connected for Better Healthcare: Philippines' First IoT-Enabled Primary Level Hospital
Story
The RS Hospital is a four-story hospital which is going to be built in the city of Angeles,
Pampanga with the beginning of construction in November 2018 and is projected to be
floor area of 4,000 square meters. To adhere to the guidelines of Department of Health (DOH) for new hospitals in the Philippines to be at par with the level of hospital facilities in Singapore, the owner of the RS Hospital sought for the expertise of GoTensei to transform their soon to rise hospital to be the fir...