React Native

Website

reactnative.dev

$ Details

Categories

#Development Tools #JavaScript Framework #Javascript UI Libraries #Libraries And Widgets

Prometheus

Website

prometheus.io

$ Details

Categories

#Monitoring Tools #Performance Monitoring #Log Management #Application Performance Monitoring

React Native features and specs

• Cross-platform development
  React Native allows developers to write code once and use it to build applications for both iOS and Android platforms, significantly reducing development time and effort.
• Performance
  React Native uses native components under the hood, providing better performance compared to hybrid technologies like Cordova or Ionic.
• Community support
  React Native has a large and active community, which means plenty of libraries, tools, and support are available to help developers solve problems and add features.
• Hot reloading
  React Native supports hot reloading, enabling developers to see the results of the latest change instantly without losing the application's state.
• Reusable components
  Developers can use React Native's component-based architecture to create reusable UI components, making code more modular and easier to maintain.
• Strong backing
  Backed by Facebook, React Native benefits from continuous development, regular updates, and a high level of reliability and stability.

Possible disadvantages of React Native

• Complexity for advanced features
  Implementing complex features and achieving deep integrations with native APIs may require more effort and a good understanding of native programming.
• Performance limitations
  While React Native performs well for most use cases, it may still fall short in performance-intensive applications compared to fully native solutions.
• Limited third-party libraries
  Some third-party libraries might not be available for React Native, or they may lack features compared to their native counterparts.
• Platform-specific code
  Despite being cross-platform, certain features might still require platform-specific code, increasing the complexity when developing for both iOS and Android.
• Potential for outdated documentation
  As React Native evolves quickly, some documentation or tutorials might become outdated, leading to confusion and extra effort to find up-to-date information.
• Size of the application
  React Native applications tend to have larger file sizes compared to their native counterparts due to the inclusion of the JavaScript runtime and other dependencies.

Prometheus features and specs

• Powerful Query Language
  Prometheus uses PromQL, a flexible and powerful query language that allows for complex and detailed queries.
• Dimensional Data Model
  Prometheus employs a multidimensional data model with time series data identified by metric name and key-value pairs, offering great flexibility in data organization.
• Auto-Discovery
  It supports service discovery mechanisms to automatically locate and scrape metrics from jobs, simplifying the monitoring process.
• Alerting
  Prometheus includes built-in alerting capabilities that allow you to trigger alerts based on PromQL queries, which can be integrated with different alert management systems.
• Scalability
  Its architecture, which uses independent single servers, scales well, allowing you to handle a large number of time series efficiently.
• Open Source
  Prometheus is open-source and supported by a large community, offering transparency, regular updates, and numerous integrations.
• Easy Integration
  Thanks to its compatibility with various data exporting standards and a myriad of existing exporters, integrating Prometheus into existing systems is streamlined.

Possible disadvantages of Prometheus

• Single Points of Failure
  Prometheus instances operate independently, meaning that if a server goes down, the metrics it monitored will be unavailable unless replicated manually.
• Storage Overhead
  Prometheus can consume significant storage, especially for high-resolution time series data, which might necessitate careful planning and management.
• Limited Long-Term Storage
  By default, Prometheus is not designed for long-term storage of metrics and may require integration with other systems like Thanos or Cortex for this purpose.
• Complexity for Beginners
  The sheer number of features and the complexities associated with PromQL can present a steep learning curve for newcomers.
• Scaling Write Operations
  In high-scale environments, write operations might become a bottleneck due to the single-server nature of the Prometheus architecture.
• Lack of Native High Availability
  While Prometheus supports running multiple instances, it does not provide built-in high availability features out-of-the-box, necessitating additional configurations.
• No Built-in Authentication and Authorization
  Prometheus lacks native support for secure authentication and authorization, which means these features must be externally managed.

React Native in 2019 & Beyond

More videos:

How Prometheus Monitoring works | Prometheus Architecture explained