How To Install rapidjson-dev on Ubuntu

Posted on April 1, 2023  (Last modified on May 20, 2023 )

3 minutes  • 475 words

Introduction

In this tutorial we learn how to install rapidjson-dev on Ubuntu.

What is rapidjson-dev

rapidjson-dev is:

RapidJSON is an attempt to create the fastest JSON parser and generator.

• Small but complete. Supports both SAX and DOM style API. SAX parser only a few hundred lines of code.
• Fast. In the order of magnitude of strlen(). Optionally supports SSE2/SSE4.2 for acceleration.
• Self-contained. Minimal dependency on standard libraries. No BOOST, not even STL.
• Compact. Each JSON value is 16 or 20 bytes for 32 or 64-bit machines respectively (excluding text string storage). With the custom memory allocator, parser allocates memory compactly during parsing.
• Full RFC7159 compliance. Supports UTF-8, UTF-16 and UTF-32.
• Support both in-situ parsing (directly decode strings into the source JSON text) and non-destructive parsing (decode strings into new buffers).
• Parse number to int/unsigned/int64_t/uint64_t/double depending on input
• Support custom memory allocation. Also, the default memory pool allocator can also be supplied with a user buffer (such as a buffer allocated on user’s heap or programme stack) to minimize allocation.

There are three methods to install rapidjson-dev on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install rapidjson-dev Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install rapidjson-dev using apt-get by running the following command:

sudo apt-get -y install rapidjson-dev

Install rapidjson-dev Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install rapidjson-dev using apt by running the following command:

sudo apt -y install rapidjson-dev

Install rapidjson-dev Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install rapidjson-dev using aptitude by running the following command:

sudo aptitude -y install rapidjson-dev

How To Uninstall rapidjson-dev on Ubuntu

To uninstall only the rapidjson-dev package we can use the following command:

sudo apt-get remove rapidjson-dev

Uninstall rapidjson-dev And Its Dependencies

To uninstall rapidjson-dev and its dependencies that are no longer needed by Ubuntu, we can use the command below:

sudo apt-get -y autoremove rapidjson-dev

Remove rapidjson-dev Configurations and Data

To remove rapidjson-dev configuration and data from Ubuntu we can use the following command:

sudo apt-get -y purge rapidjson-dev

Remove rapidjson-dev configuration, data, and all of its dependencies

We can use the following command to remove rapidjson-dev configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge rapidjson-dev

Dependencies

rapidjson-dev have the following dependencies:

References

• rapidjson-dev website

Summary

In this tutorial we learn how to install rapidjson-dev package on Ubuntu using different package management tools: apt, apt-get and aptitude.