Project Euler
LeetCode
Exercism
Codewars
HackerRank
CodeCombat
CodeForces
CodeSignal
CallRail
CallTrackingMetrics
Invoca
DialogTech
Clearbit
Marchex
DiscoverOrg
Revenue.io
Project Euler CallRailBased on our record, Project Euler seems to be a lot more popular than CallRail. While we know about 415 links to Project Euler, we've tracked only 3 mentions of CallRail. 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.
Let's hope this is going to help me solve some more Project Euler [1] problems! [1] https://projecteuler.net/. - Source: Hacker News / 2 months ago
Https://projecteuler.net/ for "Thinker" brain food. (it still has the issue of not being a pragmatic use of time, but there are plenty interesting enough questions which it at least helps). - Source: Hacker News / 6 months ago
I have a Project Euler (https://projecteuler.net/) account. Though I do not register at all on the leader board I will sometimes work obsessively on a problem just to make one of the level icons light up for me. There is not really competition just a tiny reward. - Source: Hacker News / 7 months ago
I do hobby programing. It is sometimes to create something (supposedly) useful. Lately though it is more discovery and a little math like. I enjoy Project Euler (https://projecteuler.net/. Recently I have been playing with superpermutations (https://projecteuler.net/) and pencil and paper is useful but filling lots of paper with lots of numbers is not that fun. - Source: Hacker News / over 1 year ago
As pointed out in a sibling comment, it appears that quote only shows up if you're logged in, but assuming you have an account and are logged in, it's on the homepage (https://projecteuler.net/), second paragraph under the following heading: > I learned so much solving problem XXX, so is it okay to publish my solution elsewhere? > It appears that you have answered your own question. There is nothing quite like... - Source: Hacker News / over 1 year ago
I use callrail.com for my business to create tracking phone numbers attached to websites that my company uses to forward calls to clients and track leads. There are many use cases to use tracking phone numbers for in Ad agencies, SEO companies, ecommerce, brick and mortar, and service businesses. Or to keep your personal number separate from other uses but still have calls forward to your phone number for less... Source: about 3 years ago
Yes, use third party call trackers like callrail.com Much more accurate IMO. Source: over 4 years ago
Use a third-party service like callrail or calltrackingmetrics. There are many competitors to those two as well to pick from. Source: about 5 years ago
LeetCode - Practice and level up your development skills and prepare for technical interviews.
CallTrackingMetrics - Know who is calling and how they found you. Maximize the return on your advertising.
Exercism - Download and solve practice problems in over 30 different languages.
Invoca - Call tracking & analytics software
Codewars - Achieve code mastery through challenge.
DialogTech - DialogTech is an end-to-end call attribution and conversion platform.
