Question 1

How to install ffead-cpp on Ubuntu with MongoDB support?

Accepted Answer

Install prerequisites like cmake and MongoDB dependencies, then use cmake with flags like -DSRV_EMB=on -DMOD_SDORM_MONGO=on, followed by make install, as detailed in the Quickstart section. Specific instructions are in the docker directory for OS-based setups.

Question 2

What is the performance of ffead-cpp compared to other C++ web frameworks?

Accepted Answer

According to the Techempower benchmarks linked in the README, ffead-cpp is ranked 20th fastest globally. It leverages modern I/O engines like io_uring for efficiency, but performance varies based on configuration and backend choice.

Question 3

ffead-cpp vs Drogon: which should I use?

Accepted Answer

ffead-cpp offers a comprehensive suite with built-in ORM, serialization, and multiple server backends, making it better for enterprise applications. Drogon is more focused on HTTP server efficiency with fewer integrated features, so choose based on your need for all-in-one solutions versus lightweight serving.

Question 4

How to create a REST API in ffead-cpp?

Accepted Answer

Implement a controller class using the provided examples like TeBkRestController.h, configure routes via XML or annotations, and leverage the inbuilt serialization for JSON responses. The framework handles REST compliance and dependency injection out-of-the-box.

Question 5

Does ffead-cpp support WebSocket for real-time apps?

Accepted Answer

Yes, it includes WebSocket compliance with example handlers like DefaultWebSocketHandler.cpp, allowing real-time communication. Configuration can be done through XML or annotations, and it integrates with the embedded server or other backends.

Question 6

What are the system requirements for running ffead-cpp?

Accepted Answer

It requires a C++ compiler, cmake >= 3.8.2 or alternative build tools, and specific prerequisites listed in the wiki. Supported OSes include Linux, MacOS, Windows, and BSD, with I/O engines like io_uring needing Linux kernel >= 5.6.

Question 7

How to use dependency injection with annotations in ffead-cpp?

Accepted Answer

Use #pragma directives as shown in the markers example directory to define services and controllers without XML. The framework automatically injects dependencies based on these annotations, simplifying configuration and maintenance.

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