
HackerRank
Project Euler
Codewars
Exercism
CodeForces
interviewing.io
Coderbyte
Practice and level up your development skills and prepare for technical interviews.

DaisyDisk
GrandPerspective
SpaceSniffer
WinDirStat
TreeSize
OmniDiskSweeper
Baobab
Disk Inventory X is an open source disk space analyzer and disk management tool for the Mac OS X operating systems that allow the OS X users to check for the availability of free space in their machines.

Which is more popular?
Based on our record, LeetCode seems to be a lot more popular than Disk Inventory X. While we know about 544 links to LeetCode, we've tracked only 8 mentions of Disk Inventory X.
Website, pricing, platforms and company facts side by side.
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| Website | leetcode.com | derlien.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Disk Inventory X yet.
Walkthroughs and reviews on video.
Is A LeetCode Premium Subscription Worth It?
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HOW TO GET THE MOST OUT OF YOUR MAC USING Disk Inventory X
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How often each product is chosen within a category, 0–100% relative to the other.


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


LeetCode is a renowned online platform offering a compendium of coding challenges that enable software developers to sharpen their programming prowess, facilitating their preparation for technical interviews. This...
What are LeetCode and LeetCode alternatives good for?LeetCode💡Interested in leveling up your career? Apply to the Formation Fellowship...
In the quest for coding excellence, developers often seek platforms that not only challenge their skills but also make the learning process engaging and fun. While Leetcode has been a staple in the coding community...
Disk Inventory X is indeed a disk Cleanup tool for Mac OS. It displays directory quantities in a specific systematic manner named "treemaps." If you already asked if certain sufficient storage capacity is lost, Disk...
In this article, we will give you alternatives to Disk Inventory X if you are looking for some as well as our most recommended Mac cleaner. But first, let us discuss what Disk Inventory X is in the next section.
Disk Inventory X is a utility for disk usage that was developed specifically for users of Mac who want to know where their disk’s space has gone. It helps users identify the files and folders occupying large portions...
Recommendations tracked on public social media and blogs since March 2021.


General Coding Assessment (GCA): the harder of the two, but manageable with preparation. It's done on CodeSignal, either in person or online. To prepare, practice DSA questions on competitive programming sites like LeetCode, Codewars,... - Source: dev.to / about 2 months ago
Category Tool URL How I used it General AI assistant ChatGPT Https://chatgpt.com Breaking down concepts, simulating interviewers, reviewing answers AI writing / reasoning Claude Https://claude.ai Refining behavioral stories and... - Source: dev.to / 4 months ago
Plain BST. Fine when input is random or the problem doesn't require worst-case guarantees. Tree problems on LeetCode typically assume balanced input and don't ask you to maintain balance yourself. - Source: dev.to / 5 months ago
I end up using https://derlien.com/ "Disk Inventory X" regularly to find stuff to clean up. - Source: Hacker News / 8 months ago
Try this, Disk Inventory X: http://derlien.com/. Source: almost 4 years ago
For checking which files are large (like windirstat) I'd recommend Disk Inventory X: https://derlien.com/. Source: about 4 years ago
When comparing LeetCode and Disk Inventory X, you can also consider the following products.

HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
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DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.
Compare DaisyDisk to LeetCode or Disk Inventory X:

Project Euler is a series of challenging mathematical/computer programming problems that will...
Compare Project Euler to LeetCode or Disk Inventory X:

GrandPerspective is a small utility application for Mac that graphically shows the disk usage...
Compare GrandPerspective to LeetCode or Disk Inventory X:


SpaceSniffer is a freeWare (donations are welcome) and portable tool application that lets you understand how folders and files are structured on your disks.
Compare SpaceSniffer to LeetCode or Disk Inventory X: