gevent

Website

gevent.org

$ Details

Categories

#Developer Tools #Web And Application Servers #Application Server #App Development

Apache Struts

Website

struts.apache.org

$ Details

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Categories

#Web Frameworks #Developer Tools #JavaScript Framework #JavaScript Tools

gevent features and specs

• Concurrency
  Gevent allows you to handle concurrent tasks efficiently by using greenlets, which are lightweight pseudo-threads that can be scheduled and executed by the gevent scheduler. This leads to better resource utilization compared to traditional threads.
• Low Latency
  Because gevent is based on a non-blocking I/O model, it provides low latency when handling I/O-bound tasks, making it ideal for network applications that require responsive performance.
• Ease of Use
  Gevent is easy to integrate into Python applications due to its simple API that mimics the standard library in many ways, allowing developers to write asynchronous code more naturally.
• Efficient Networking
  Gevent is particularly optimized for network I/O operations, making it highly suitable for applications like chat servers, web servers, and other real-time network services.
• Scalability
  By using greenlets, gevent can manage a large number of tasks concurrently without the overhead associated with threading, enabling better scalability for high-demand applications.

Possible disadvantages of gevent

• Blocking Code Issues
  Gevent requires code to be cooperative with its non-blocking event loop. Blocking operations can interrupt the event loop, leading to performance issues if not handled properly.
• Compatibility
  Not all Python libraries are compatible with gevent, especially those that perform blocking I/O operations. This might necessitate finding alternative libraries or making modifications to achieve compatibility.
• Debugging Complexity
  Debugging asynchronous applications can be more complex compared to synchronous ones. Identifying issues related to task scheduling and concurrency can be challenging in gevent.
• CPU-bound Limitations
  Gevent is not ideal for CPU-bound tasks, as Python's Global Interpreter Lock (GIL) can become a bottleneck. In such cases, multi-processing or other forms of parallelism may be more appropriate.
• Learning Curve
  While gevent's API is user-friendly, developers need to be familiar with asynchronous programming concepts and understand how to write cooperative, non-blocking code, which can be a learning curve for those who are new to it.

Apache Struts features and specs

• Robust Framework
  Apache Struts is a mature and well-established framework for Java web applications, providing stable and reliable tools for enterprise-level applications.
• MVC Architecture
  Struts adheres to the Model-View-Controller (MVC) design pattern, which separates business logic, presentation, and navigation, making code maintenance and development easier.
• Extensive Documentation
  Struts has comprehensive documentation and a wealth of online resources, including tutorials, community forums, and user guides, which can support developers throughout their projects.
• Rich Tag Library
  It comes with a rich set of custom tags that enhance the JSP (JavaServer Pages) to create dynamic web content easily.
• Plugin Support
  Apache Struts supports various plugins that can extend its functionality, allowing developers to integrate additional features without much effort.

Possible disadvantages of Apache Struts

• Steep Learning Curve
  New developers might find Struts challenging to learn due to its complexity and the need for a good understanding of the MVC architecture and Java web application development.
• Configuration Overhead
  The framework requires extensive XML configuration, which can be cumbersome and time-consuming compared to convention-over-configuration frameworks.
• Performance
  Struts can be slower than some newer, lighter frameworks due to its broader feature set and the overhead associated with its extensive configuration.
• Security Vulnerabilities
  Struts has had notable security vulnerabilities in the past. Although patches and updates are available, it necessitates proactive monitoring and maintenance.
• Outdated Compared to Modern Frameworks
  With the advent of modern frameworks like Spring MVC and JavaServer Faces, some developers consider Struts to be less up-to-date with the latest web development standards and practices.

Analysis of Apache Struts

gevent (Lightning Talk)

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Finding and Fixing Apache Struts CVE-2017-5638 with Black Duck Hub

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