
HackerRank
LeetCode
CodeForces
AlgoExpert.io
Coderbyte
Codewars
Codecademy
CodeChef is a not-for-profit educational initiative by Directi, an Indian software company. It is a global programming community that fosters learning and friendly competition, built on top of the world’s largest competitive programming platform.

Pandas
NumPy
OpenCV
Dataiku
Exploratory
WEKA
htm.java
scikit-learn (formerly scikits.learn) is an open source machine learning library for the Python programming language.

Which is more popular?
Based on our record, Scikit-learn should be more popular than Codechef. It has been mentioned 41 times since March 2021.
Website, pricing, platforms and company facts side by side.
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In their own words, as submitted to SaaSHub.


CodeChef is a not-for-profit educational initiative started by Directi more than a decade ago. We started with a dream of seeing an Indian team winning a gold medal at the ACM ICPC World Finals. In its quest for the same, CodeChef has built a self-driven community of the world's best programmers....
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What each product offers, as listed by its team.


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Why this product is good
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Walkthroughs and reviews on video.
In depth analysis of leetcode, codechef and codeforces | LEETCODE VS CODECHEF VS CODEFORCES IN HINDI
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Learning Scikit-Learn (AI Adventures)
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Codechef and Scikit-learn. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


CodeChef is a competitive programming platform that offers practice problems, coding contests, and learning resources. It provides coding challenges, practice assistance, and exclusive practice paths to improve coding...
CodeChef is a platform that lets you practice, compete, and learn. You will get access to programs for beginners to experienced programmers. There are more than 3,000 problems available on the platform that vary in...
CodeChef offers coding challenges for free and connects you to the vast community of programmers. Moreover, they even do it all for free! Therefore, CodeChef is considered as one of the best LeetCode alternatives out...
Scikit-learn is an open source machine learning library for Python that's built on the SciPy and NumPy scientific computing libraries, plus Matplotlib for plotting data. It supports both supervised and unsupervised...
Recommendations tracked on public social media and blogs since March 2021.


Have you heard of codeforces.com, atcoder.jp, codechef.com, etc? Source: almost 3 years ago
Leetcode is good to learn basic algorithms because problem statements are usually straightforward. Competitive programming has much wider range of problems. Most popular sites for cp are codeforces.com , atcoder.jp, codechef.com . Source: almost 3 years ago
Learn Java with hands-on experience. I personally used codingbat.com a lot, but I've heard good things about codechef.com, which appears to even have a competitive option. Source: over 3 years ago
Reachability says who could be compromised. Behavior says who probably is. Sysmon Event ID 1 records every process with its parent. Reduce each to a parent>child token, keep only tokens that are new to each host since the intrusion... - Source: dev.to / 25 days ago
Certutil.exe or notepad.exe opening an external connection lands in rare because, fleet-wide, those processes almost never egress. Tune the <= 3 threshold to your environment size. For a more principled version, score each (process,... - Source: dev.to / 5 months ago
Pre-configured environment. A working VM or container with Jupyter, pandas, scikit-learn, and transformers already installed. Realistic security datasets loaded. GTK Cyber students work in the Centaur VM, a free Apache 2.0 portable lab.... - Source: dev.to / 6 months ago
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Practice and level up your development skills and prepare for technical interviews.
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NumPy is the fundamental package for scientific computing with Python
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