HackerRank
LeetCode
Codility
CodeSignal
iMocha
HackerEarth
Codewars
Coderbyte
csvbox
Flatfile
OneSchema
Layercode UseCSV
Ingestro
Flatfile 3.0 โ Embeds
Flatirons Fuse
Impler.io
CSVBox is an embeddable CSV, Excel, and spreadsheet importer that lets SaaS teams add a production-ready data import experience to their web app in under an hour, without building a parser, mapping UI, or validation engine from scratch. Drop in a single JavaScript snippet (or use the React, Angular, Vue, or Bubble integrations) to give your users a guided flow to upload, map columns, validate, and submit clean data. Define schemas, required fields, and validation rules from a no-code dashboard. Add custom JavaScript checks or server-side validation for deeper logic. Receive clean, validated rows via webhook, callback, or direct API delivery. Built for product and engineering teams that want to eliminate messy onboarding, reduce support tickets, and deliver a branded, mobile-ready import experience their customers actually enjoy using.
HackerRank csvboxHackerRank is recommended for students, individual learners, and job seekers looking to improve their coding skills, as well as for companies seeking an efficient way to evaluate candidates' technical abilities during the hiring process.
csvbox's answer:
CSVBox stands out by offering a fully embedded, end-to-end CSV import experience without requiring custom development. It combines file upload, smart column mapping, data validation, and error handling into a single, ready-to-use solution. Unlike traditional tools, itโs designed specifically for SaaS products, allowing teams to integrate a powerful and user-friendly import flow in minutes instead of building and maintaining it from scratch.
csvbox's answer:
CSVBox offers a complete, embedded CSV import solution that is faster to implement, easier to use, and more cost-effective than most alternatives. It combines file upload, smart column mapping, real-time validation, and error handling into one seamless flowโeliminating the need to build and maintain complex import systems in-house. Compared to competitors, CSVBox is more affordable while still providing powerful customization and a polished user experience, making it a practical choice for teams of all sizes.
Based on our record, HackerRank seems to be a lot more popular than csvbox. While we know about 67 links to HackerRank, we've tracked only 6 mentions of csvbox. 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.
This way, you transfer what you already know (problem-solving) but only change the syntax. Platforms like Hackerrank are also great to solve the same problem in different languages and learn from other peopleโs solutions. - Source: dev.to / 11 months ago
Firstly, solve some common data structure problems with it. Implement some data structures like arrays, linked lists, stacks, queues, etc. You can check common problems on LeetCode, Hackerank or some other resources. - Source: dev.to / about 2 years ago
I don't have a consecutive internet connection and I can't keep up learning process so I started practicing in hackerrank.com I have started some challenges in python and c++ there. Thus I have no internet connection so I cannot practice if anyone know any alternative that works like Working: Gives a challange User sumbits code and it test into testcases. Source: over 2 years ago
An effective way to improve your JavaScript skills is working through coding challenges and exercises. Sites like ReviewNPrep, FreeCodeCamp, and HackerRank have tons of challenges that allow you to practice JavaScript concepts by building mini-projects and solving problems. These hands-on challenges force you to apply what you learn. Source: over 2 years ago
I'm 18M Indian. Growing up I've always been a daydreamer, if you may. Since 8th grade - I'm fascinated by programming. And I'm good at it too. But I'm not cocky too. I wouldn't say I'm at an advanced level, but I can most probably solve any problem - in time - with my skills. I also keep my skills brushed by solving problems on Hacker Rank (every day or alternate days) and try my best to contribute on... Source: almost 3 years ago
Importing CSV files is a common requirement in many web applications โ whether youโre onboarding bulk users, uploading product catalogs, or ingesting analytics data. In this guide, you'll learn how to implement a clean, scalable CSV import flow in a Node.js app using CSVBox, a plug-and-play frontend widget for CSV uploads with built-in validation and backend webhooks. - Source: dev.to / 4 months ago
This article walks you through the entire process of importing a CSV to Airtableโstep by stepโincluding a better, developer-friendly way using CSVBox, a plug-and-play spreadsheet importer that connects user-uploaded CSVs to Airtable seamlessly. - Source: dev.to / 4 months ago
CSXBox is particularly beneficial for companies requiring support for larger files (up to 500,000 rows) and needs a reliable platform that can manage such volume without the associated cost. It enjoys โfastโ import speeds, claiming that users can enjoy a โproduction-ready data importer in minutes, not weeks.โ. - Source: dev.to / about 2 years ago
You might be better off with something like https://csvbox.io/. - Source: Hacker News / over 4 years ago
As a solution I built the csvbox.io import widget. Its a no code, drop-in widget that allows you to accept files in minutes. Users can upload files, match columns, validate data all in a few clicks. You receive ready to use data in your app. A better experience for your customers, fewer headaches for your team! Source: about 5 years ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Flatfile - The new standard for data import
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
OneSchema - Import customer CSV data 10x faster
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.
Layercode UseCSV - Add CSV import functionality to your app in minutes