Little Note about technology
In Oracle database configuration, SGA (System Global Area) and PGA (Process Global Area) are two important memory areas that affect the performance of the database. SGA is a shared memory region that stores data and control information for the Oracle instance. It includes the database buffer cache, shared pool, redo log buffer, and other memory…
Earlier, there were rumors that the NVIDIA GeForce RTX 4070 non-Ti would be launched in April. Along with those rumors, the latest news now states that the specific launch date will be on April 13, 2023. This was revealed by the well-known leaker hongxing2020, who has a reliable track record and even accurately predicted the…
After launching the Zenfone 9 a year ago, ASUS is reportedly set to launch its successor, the ASUS Zenfone 10, soon. Now, leaked details and main specifications have surfaced on the internet, indicating that the device will likely no longer be compact like its predecessor. According to Fonearena, the ASUS Zenfone 10 with the AI2302…
To substring until the first space in an Oracle VARCHAR2 column, you can use the SUBSTR and INSTR functions together. The SUBSTR function extracts a substring from a string, and the INSTR function finds the position of a substring within a string. Here’s an example: SELECT SUBSTR(your_column, 1, INSTR(your_column, ‘ ‘) – 1) AS result…
TikTok has announced that it will be implementing a daily screen time limit of 60 minutes for users under the age of 18. If a user exceeds this limit, they will need to enter a passcode to continue using the app for that day. However, TikTok has stated that users will have the option to…
Docker Hub is a platform that provides a centralized resource for sharing and managing Docker images. It hosts a wide range of Docker images, including the official images for popular applications like WordPress. To use the official WordPress image from Docker Hub, you can follow these steps: Install Docker on your machine. Open a terminal…
WebSockets are a protocol that enables real-time communication between clients and servers. Java Spring Boot provides an API for handling WebSocket connections, making it easy to develop WebSocket-based applications. The WebSocket API in Java Spring Boot allows developers to create WebSocket endpoints that can handle incoming WebSocket connections. The API provides a simple and consistent…
Spring Boot makes it easy to develop web applications using the Spring MVC framework. Here are some of the key features and components of Spring Boot web applications: Controllers: Controllers are used to handle HTTP requests and map them to appropriate responses. Spring Boot provides a variety of annotations such as @RestController and @RequestMapping that…
Spring Boot provides a variety of configuration options that can be used to customize the behavior of your application. Here are some of the key ways to configure your Spring Boot application: application.properties or application.yml file: This is the main configuration file for your Spring Boot application, and it can be used to define various…
Creating a Spring Boot application involves several steps, which are as follows: Set up your development environment: You will need to install Java, an integrated development environment (IDE) such as IntelliJ IDEA or Eclipse, and a build tool such as Maven or Gradle. Create a new Spring Boot project: You can do this using the…