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Java VS Cython

Compare Java VS Cython and see what are their differences

Java logo Java

A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible

Cython logo Cython

Cython is a language that makes writing C extensions for the Python language as easy as Python...
  • Java Landing page
    Landing page //
    2018-09-30

We recommend LibHunt Java for discovery and comparisons of trending Java projects.

  • Cython Landing page
    Landing page //
    2023-10-15

Java features and specs

  • Platform Independence
    Java is known for its portability across multiple platforms via the Java Virtual Machine (JVM). This means you can write code once and run it anywhere.
  • Large Standard Library
    Java boasts a comprehensive standard library, which facilitates development by providing pre-built solutions for a wide array of programming tasks.
  • Robust and Secure
    Java emphasizes strong memory management and has built-in security features, making it a reliable choice for applications requiring high levels of security.
  • Community Support
    With a vast and active community, ample resources are available for learning and troubleshooting. Numerous libraries and frameworks are available due to its long-standing presence.
  • Performance
    Modern Java versions offer performance that is generally very good for many applications, particularly server-side applications where the Just-In-Time (JIT) compiler can significantly optimize runtime performance.

Possible disadvantages of Java

  • Verbosity
    Java's syntax can be verbose compared to newer languages, requiring more lines of code to accomplish the same tasks, which may reduce readability.
  • Memory Consumption
    Java applications can be memory-intensive due to their reliance on the JVM, which can be a downside for resource-constrained environments.
  • Performance Overhead
    Despite its generally good performance, Java's reliance on the JVM introduces some overhead compared to languages that compile to native machine code, such as C++.
  • No Low-Level Programming
    Java abstracts away from the hardware, making it less suitable for low-level programming tasks that require direct hardware manipulation, such as embedded systems programming.
  • Slow Startup Time
    Java applications can have slower startup times due to the overhead of JVM initialization, which can be a drawback for desktop applications or command-line tools that are frequently started and stopped.

Cython features and specs

  • Performance Improvement
    Cython can significantly increase the execution speed of Python code by translating it into C, and allowing for static typing. This can lead to performance gains for computationally intensive tasks.
  • Compatibility with Python
    Cython is designed to be fully compatible with Python, meaning that most Python code can be compiled with Cython without any modifications.
  • Integration with C/C++
    Cython facilitates easy integration with C and C++ code, enabling the use of native libraries and expanding the modularity and capability of Python programs.
  • Ease of Use
    With syntax similar to Python, Cython is relatively easy for Python developers to learn, especially compared to learning C or C++ for performance improvements.
  • Automatic C Extension Modules
    Cython can automatically generate C extension modules, which can be imported and used in Python as regular modules, simplifying the process of creating performant extensions.

Possible disadvantages of Cython

  • Complexity in Debugging
    Debugging in Cython can be more challenging than in pure Python due to the transition from Python to C, requiring tools and knowledge of both languages for effective debugging.
  • Portability Issues
    Code generated by Cython may not be as portable as pure Python code, especially across different operating systems and architectures, due to dependencies on C compilers.
  • Build Process Overhead
    Using Cython introduces additional build process requirements, including the need for a C compiler, which can increase the complexity of the deployment process.
  • Learning Curve
    Although similar to Python, mastering Cython involves understanding C concepts and how Cython compiles Python code into C, which can entail a learning curve.
  • Limited Benefits for I/O Bound Applications
    Cython excels in CPU-bound tasks but may offer limited performance benefits for I/O-bound applications, where the bottleneck is not compute speed but data input/output rates.

Java videos

AP Computer Science in 10 Minutes (Java review)

More videos:

  • Review - Java AP CS Exam Review
  • Review - Top Five Basic Programming Concepts of Object-Oriented Java - Six Minute Refresher!

Cython videos

Stefan Behnel - Get up to speed with Cython 3.0

More videos:

  • Review - Cython: A First Look
  • Review - Simmi Mourya - Scientific computing using Cython: Best of both Worlds!

Category Popularity

0-100% (relative to Java and Cython)
Programming Language
87 87%
13% 13
Website Builder
0 0%
100% 100
OOP
100 100%
0% 0
Website Design
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Java and Cython

Java Reviews

The 10 Best Programming Languages to Learn Today
If you want to build your career in IoT or big data, Java is arguably the best programming language to learn. Java is cross-platform compatible and offers portability and versatility to almost any type of device, making it ideal for IoT applications. The Apache Hadoop big data processing system is also written in Java.
Source: ict.gov.ge
Alternatives to Nmap: from simple to advanced network scanning
This tool can provide favorite IP address ranges, NetBIOS information and web server detection. More features can be added by installing Java plugins.

Cython Reviews

We have no reviews of Cython yet.
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Social recommendations and mentions

Based on our record, Cython should be more popular than Java. It has been mentiond 48 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Java mentions (7)

  • Can someone help with port forwarding?
    You can use UPnP PortMapper. Source code/Download. All you need is Java and that's it. Hope this helps. Source: about 3 years ago
  • PolyGlot 3.5 Release
    I would definitely suggest installing Java for this one, and the error should have asked you to do so. I'll have to look into why that was not popping properly for you and address it in a bug fix. In the mean time, you can address the issue by going here to install Java: https://java.com/en/. Source: over 3 years ago
  • i need help pls
    Https://java.com/en/ Is this the java you're using to install optifine. When I first got optifine I thought java meant Minecraft and not java. Source: over 3 years ago
  • I keep getting this error when I try to install Worldpainter
    I had this problem before just go to https://java.com/en/ and download the java then you will have to install the actual java, then after its installed go to This PC then Windows then Program Files then Java then go to the file name file name that show I think when you downloaded it then go into bin and you will find a java.exe file then click it and World Painter will install and that's who I solved king problem... Source: almost 4 years ago
  • What to do immediately with a brand new build?
    Java, Adobe Reader, Handbrake (great for converting and adjusting videos). Source: almost 4 years ago
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Cython mentions (48)

  • I Use Nim Instead of Python for Data Processing
    >Not type safe That's the point. Look up what duck typing means in Python. Your program is meant to throw exceptions if you pass in data that doesn't look and act how it needs to. This means that in Python you don't need to do defensive programming. It's not like in C where you spend many hundreds of lines safe-guarding buffer lengths, memory allocation, return codes, static type sizes, and so on. That means that... - Source: Hacker News / 8 months ago
  • Ask HN: C/C++ developer wanting to learn efficient Python
    Https://cython.org can help with that. - Source: Hacker News / about 1 year ago
  • How to make a c++ python extension?
    The approach that I favour is to use Cython. The nice thing with this approach is that your code is still written as (almost) Python, but so long as you define all required types correctly it will automatically create the C extension for you. Early versions of Cython required using Cython specific typing (Python didn't have type hints when Cython was created), but it can now use Python's type hints. Source: almost 2 years ago
  • Codon: Python Compiler
    Just for reference, * Nuitka[0] "is a Python compiler written in Python. It's fully compatible with Python 2.6, 2.7, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 3.10, and 3.11." * Pypy[1] "is a replacement for CPython" with builtin optimizations such as on the fly JIT compiles. * Cython[2] "is an optimising static compiler for both the Python programming language and the extended Cython programming language... Makes writing C... - Source: Hacker News / about 2 years ago
  • Any faster Python alternatives?
    Profile and optimize the hotspots with cython (or whatever the cool kids are using these days... It's been a while.). Source: about 2 years ago
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What are some alternatives?

When comparing Java and Cython, you can also consider the following products

Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.

Numba - Numba gives you the power to speed up your applications with high performance functions written...

JavaScript - Lightweight, interpreted, object-oriented language with first-class functions

PyInstaller - PyInstaller is a program that freezes (packages) Python programs into stand-alone executables...

Rust - A safe, concurrent, practical language

nuitka - Nuitka is a Python compiler.