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Zabbix is an open-source software tool to monitor IT infrastructure such as networks, servers, virtual machines, and cloud services. Zabbix collects and displays basic metrics.
GitHub has embraced its own GitHub Actions as a part of its continuous integration system to enhance the way it ships software. This move has allowed them to run 15,000 CI jobs across 150,000 cores, demonstrating the scalability and effectiveness of GitHub Actions. In this process, GitHub also expanded the […]
In the rapidly evolving world of digital technology, two terms often emerge as buzzwords: Bitcoin and blockchain. While they are closely related, they are not the same. Understanding the distinction between Bitcoin and blockchain is crucial for anyone interested in the digital economy, cryptocurrencies, or the future of finance. What […]
COALESCE() It is a function that returns the first non-NULL value in a list of expressions. If all the values in the list are NULL, the COALESCE() function will return NULL. Syntax: The COALESCE() function is often used to replace NULL values with a default value. Examples: This will return […]
In MySQL, you can use the CREATE EVENT statement to schedule events. Events can be tasks or queries the database will execute based on a schedule. To create a weekly scheduled event, follow these steps: If it’s OFF, you can turn it on using: Note: Remember to ensure it’s enabled […]
Getters and setters allow you to access and modify the values of private variables in a class. They are also known as accessors and mutators, respectively. Using getters and setters, you can control how essential variables are accessed and updated in your code and prevent invalid or harmful values from […]
To add these standard columns to your tables in MySQL, one for the creation date-time and another for the last updated date-time of each record, you can use the DATETIME data type, along with the DEFAULT and ON UPDATE clauses. Here’s how you can do it: Here is an example […]
In monitoring and alerting, Prometheus shines brightly, illuminating the path for developers and system administrators. Born from the churning cauldron of dynamic cloud environments, Prometheus emerged as a beacon for those seeking insights into their systems. Let’s embark on an odyssey to understand this titan of metrics. The Chronicles: Tracing […]
There are a few reasons why your scheduled reports on Superset might not be working. Here are some of the most common reasons: If you have checked all of these things and your scheduled reports are still not working, you can try to review the logs:
Foreign food-delivery workers in the United Arab Emirates staged a mass walk-out on Monday, calling for better pay and working conditions in a rare act of industrial action in the Gulf state. This month, the strike comes after foreign workers forced another food delivery company to suspend plans to cut […]
The traveling salesman problem (also called the traveling salesperson problem or TSP) asks: “Given a list of cities and the distances between each pair of cities, what is the shortest possible route that visits each city exactly once and returns to the origin city?” It is an NP-hard problem in […]