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GeeksforGeeks
geeksforgeeks.org › java › c-vs-java-vs-python
C vs C++ vs Java vs Python vs JavaScript - GeeksforGeeks
Java – Compiled to bytecode, runs on JVM (interpreted/JIT-compiled). Platform-independent, strongly typed, with automatic garbage collection. Popular for enterprise android and backend systems.
Published   August 12, 2025
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Codingal
codingal.com › coding-for-kids › blog › what-is-the-difference-between-java-python-and-c
What is the difference between Java, Python and C++ | Codingal
February 3, 2025 - Java is quicker at runtime and simpler to debug because to this one distinction, while Python is simpler to use and understand. Python’s popularity has grown mainly due to its communicative nature; people understand it better.
Discussions

Java vs python vs C++
All of those languages are useful in different situations. Python's very popular with scientists, ML engineers, and the like. Non-programmers who need to write programs love it because it's approachable and has a plugin for basically anything. It's my favorite language for writing tiny, one-off programs and doing hackathons and coding competitions and stuff. Java's the workhorse of the corporate world. If you're writing a giant application full of business logic for a big corporation, and you're gonna maintain it for two decades, Java's still the default choice. C++ is the most powerful option. If you need something to go as fast as it can go, C++ is your default choice. But whole types of bugs around stuff like memory that are basically impossible to cause in Python or Java are really easy to cause in C++, and its error messages aren't so much legible as they arSegmentation Fault (core dumped). You can go far with any of them, and there's a good chance you'll end up learning all three at some point. More on reddit.com
🌐 r/learnprogramming
104
215
May 23, 2023
Is programming in Python faster than in C, C++ or Java? - Software Engineering Stack Exchange
There's a widespread belief among programmers that the more dynamic and loosely typed the language, the more productive the programmer will be in it. Guido van Rossum wrote about programming produc... More on softwareengineering.stackexchange.com
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Main differences between Python and Java
I'm not a heavy Python user, but I'd say these would be the top three. Java uses braces to identify blocks, while Python uses indentation: // Python if something: // do something, must be indented else: // do something else // Java if (something) { // do something } else { // do something else } Java also ends each statement with a semicolon, while Python does not. You'll notice this right away when comparing Java and Python code. 2) Java enforces variable types. In Python, this is OK: // Python i = 4 // i stores a number i = "four" // i stores a string In Java, it's not: // Java int i = 4; // i is declared to store only integers i = "four"; // will generate an error, since i must store integers 3) Python has built-in lists and maps (called dictionaries), while Java does not: // Python i = [1, 2, 4] // i is a list, and its size can change i.append(5) print(i) m = { 1: "test" } print(m) Pretty much anything with these built-in data structures works nicely right out of the box using Python. In contrast, in Java this looks like: // Java // Lists and maps require a ton of imports import java.util.List; import java.util.ArrayList; import java.util.Arrays; import java.util.Map; import java.util.HashMap; // And the overall syntax for using them is ... involved List i = new ArrayList<>(Arrays.asList(1, 2, 4)); i.add(5); System.out.println(i); Map m = new HashMap<>(Map.of(1, "test")); System.out.println(m); (Sorry for all the edits. Reddit support for fenced code blocks is still really terrible, which makes providing code examples very frustrating.) More on reddit.com
🌐 r/learnprogramming
7
4
April 9, 2022
Should I learn C, Java or Python?
Python might be the easiest to start with. And it is quite useful under Linux to automate certain things for example. More on reddit.com
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13
0
January 26, 2022
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Reddit
reddit.com › r/learnprogramming › java vs python vs c++
r/learnprogramming on Reddit: Java vs python vs C++
May 23, 2023 -

Hey y'all, I'll be needing to choose either one of Java, python, c++ or web programming for my second semester in electronics and communications but i have no idea where to start from

I've learnt all the basics of c programming in my first semester and i have to choose between the above mentioned for the second semester and it's really rattling my brain

Which of them would be better for a beginner to programming language and which would be most helpful in the future, if you'd have to say?

Thanks in advance!

Top answer
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All of those languages are useful in different situations. Python's very popular with scientists, ML engineers, and the like. Non-programmers who need to write programs love it because it's approachable and has a plugin for basically anything. It's my favorite language for writing tiny, one-off programs and doing hackathons and coding competitions and stuff. Java's the workhorse of the corporate world. If you're writing a giant application full of business logic for a big corporation, and you're gonna maintain it for two decades, Java's still the default choice. C++ is the most powerful option. If you need something to go as fast as it can go, C++ is your default choice. But whole types of bugs around stuff like memory that are basically impossible to cause in Python or Java are really easy to cause in C++, and its error messages aren't so much legible as they arSegmentation Fault (core dumped). You can go far with any of them, and there's a good chance you'll end up learning all three at some point.
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Love Python, but I’m in the “it’s better as your 2nd/3rd language” camp. The others are ‘harder’ and force you to gain a deeper understanding. Then you can pickup Python super easy. “Oh hey, it basically works the same but just does all the fiddly bits for me”. But you would know what those fiddly bits are, and can check the docs and be certain that behind the curtain it really is doing what you think it is. People who do it the other way around seem to have it harder, they don’t know how much Python is doing for them, why, or that it even is.
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Medium
abhinnpandey.medium.com › python-vs-c-vs-java-choosing-the-right-language-for-your-project-31947682a1fd
Python vs. C++ vs. Java: Choosing the Right Language for Your Project | by Abhinn Pandey | Medium
June 19, 2023 - Development Time: Writing code in C++ generally takes more time compared to Python and Java due to its lower-level nature and lack of high-level abstractions. Java, a robust and versatile language, is widely adopted for enterprise-level development, ...
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PW Skills
pwskills.com › blog › dsa › java vs c++ vs python
Java Vs C++ VS Python
November 4, 2025 - Java is a platform-independent language, whereas C++ is a very fast and compiled language, and Python is easy to learn due to the extensive support of modules and libraries it provides.
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Quora
quora.com › What-is-the-difference-between-Python-C-and-Java-in-terms-of-programming-performance-intensive-applications
What is the difference between Python, C, and Java in terms of programming performance-intensive applications? - Quora
Python and Java differ in terms of performance because Python utilizes a dynamically-typed syntax, whereas Java uses a static grammar that simplifies code compilation. Therefore, Java is less likely to introduce errors.
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GeeksforGeeks
geeksforgeeks.org › difference-between-python-and-java
Difference between Python and Java - GeeksforGeeks
March 11, 2023 - Python emphasizes readability and simplicity, ideal for tasks like data analysis and backend development, while JavaScript is primarily used for web development, offering dynamic and interactive functionality ... Python: It is general-purpose programming which supports both procedural and object-oriented programming concept. As well as it has some features of functional and reflective programming. It is a high-level programming language which is created by Guido van Rossum and first released on February 20, ... Here are some of the differences between C and Python.
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Quora
quora.com › What-are-the-main-differences-among-Python-Java-and-C
What are the main differences among Python, Java, and C? - Quora
Answer (1 of 7): Python * Dynamically typed. It's not necessary to declare variables and they can hold values of various types throughout the lifecycle of the variable. * Interpreted. A program written in Python on be run on any platform that has a Python interpreter. * High level functio...
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Revelo
revelo.com › blog › python-vs-java
What are the Differences Between Python and Java?
Theano: Theano is a Python library that allows devs to define, evaluate, and optimize mathematical expressions. It features a similar interface to NumPy, transparent GPU use, dynamic C code generation, efficient symbolic differentiation, and speed and stability optimizations. PyTorch: An open-source ML framework, PyTorch accelerates the path from prototyping to production deployment. It also provides easy scaling, cloud support, and frictionless development. Java and Python can both be used for game development, but most devs prefer Java due to its powerful frameworks.
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Imaginary Cloud
imaginarycloud.com › blog › python-vs-java
Python vs Java: Key Differences, Performance, and Use Cases
2 weeks ago - Compiled languages translate source code into machine code before running it. ... As previously mentioned, Python is a dynamically-typed language, and Java is statically typed. This is the most significant difference between these object-oriented ...
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ClarionTech
clariontech.com › blog › java-vs.-python-vs.-c
Java vs C vs Python for App Development: A Guide for CTO
December 6, 2024 - Python: A highly flexible language but requires adherence to security best practices to prevent vulnerabilities. Libraries like Django Security and Flask-Security can help improve security. C#: C# shines in enterprise systems development that needs to consume products of the tightly-integrated Microsoft ecosystem · Choosing between Java vs Python vs C# will ultimately depend on your specific organizational needs:
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Python
python.org › doc › essays › comparisons
Comparing Python to Other Languages | Python.org
Python programs are generally expected to run slower than Java programs, but they also take much less time to develop. Python programs are typically 3-5 times shorter than equivalent Java programs. This difference can be attributed to Python's ...
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Ousterhout's article1 about scripting languages suggests that the higher level the programming takes place, the more productive the programmer is. If we take that, as Boehm says2, the number of lines a programmer can write in a given time is constant and not dependent on the language or its type (low level, system programming, scripting), one can easily believe the claim. The resulting instructions-per-source-code-line -ratio can be an order of magnitude (or several) better with scripting languages than with system programming languages.

As scripting languages heavily rely on ready-made utilities for common tasks (e.g. data structures, string manipulation), their main use usually is to enhance productivity with the cost of slower running speed by providing a syntax that's easy to learn and efficient to upkeep programs with. One doesn't resort to a scripting language when top execution speed is needed.

[1]: J. K. Ousterhout, Scripting: Higher Level Programming for the 21 Century, Computer (IEEE), 1998
[2]: B. Boehm, Software Engineering Economics, Prentice Hall, 1981

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If you measure productivity as "time to write a specific simple program" then it depends so much more on programmer experience and quick mind than the language that you are really evaluating the programmer, not the language.

I believe timed code contests indicate that the language doesn't really matter for those kinds of tasks. There is no one language that wins such challenges easier than others (at least not if you allow for the relative popularity of languages).

If you measure performance as "the effectiveness of the best program" written in a given language, then it's even less language-dependent. See for example the results of the Galcon AI contest. The winner is written in Lisp. The next Lisp entry, however, is ranked #280. What does this tell us about the language's suitability for writing great AI efficiently? In my opinion, nothing. It just tells us that "bocsimacko" came up with and implemented the most effective algorithms. For the record, time was not a major factor in this contest - people had more than two months to develop their code.

Lastly, if you measure performance as "long-term cost of maintaining a project" then I think you're onto something. Especially if you hire only the best people for the job, and count cost in man-hours rather than dollars. I have a strong opinion on which languages are best for this, but having no hard evidence to link you to I'll leave this opinion out. Perhaps someone else has links for this type of performance.

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InterviewBit
interviewbit.com › compare › difference between c and python
Difference Between C and Python - InterviewBit
September 26, 2023 - Python’s database access layer is primitive and underdeveloped in comparison to the popular technologies like JDBC (Java DataBase Connectivity) and ODBC (Open Database Connectivity). This is a question which may have different answers for different scenarios and different applications.
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YoungWonks
youngwonks.com › blog › python-vs-java
Is Python coding easy? What exactly is Java?
March 9, 2023 - Python's approach to OOP is different from Java in that it does not have a class structure like Java does. Instead, Python uses a prototype-based approach which allows users to create objects without having to define classes first.
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IONOS
ionos.com › digital guide › websites › web development › python vs. java
Python vs. Java: What’s the difference? - IONOS
October 17, 2023 - The dif­fer­ence between Python and Java mostly lies in smaller details. While Python is known for its user friend­li­ness, Java is great for security and stability. Python and Java are two of the most versatile and popular pro­gram­ming languages out there. So if you’re thinking about learning a pro­gram­ming language, both of these languages should make it on to your short list. Numerous companies ...
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Unstop
unstop.com › home › blog › 11+ differences between java and python
Difference Between Java And Python Decoded
September 21, 2023 - Read ahead to know more about their differences, and which language is better to use. ... Java is an object-oriented language developed for compatibility on various platforms. Python is a popular language, considered more of a scripting language. It's a dynamically-typed language with variables that facilitate increased readability and ease of use. The distinction between the two can be difficult to grasp; however, this article will offer a synopsis of the primary difference between Java and Python.
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Reddit
reddit.com › r/learnprogramming › main differences between python and java
Main differences between Python and Java : r/learnprogramming
April 9, 2022 - In Python you don’t need to run off the “main” function, in Java I believe you do (correct me if I’m wrong). (Part of the first point) Java requires things like semicolons and brackets, Python doesn’t. Java is statically typed and Python is dynamically typed. I don’t have much experience in Java, but from my understanding, that’s what I think the differences are.
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Be A Python Dev
beapython.dev › 2019 › 07 › 26 › a-coders-toolbelt-python-vs-java-vs-c-vs-javascript
Differences Between Modern Coding Languages: Python vs Java vs C++ vs Javascript – Be A Python Dev
October 4, 2020 - If you can recognize an application would require a java back end, a react javascript front end, a c++ library driving your latency sensitive logic that does task a in 52 milliseconds, and python will be used to automate extracting specific data from logs and a nosql database for business intelligence, then you are further along then someone going through analysis paralysis on learning a language.