Pingo
Imakiku
Blooket
CloudVOTE
schnaq
SlideLizard
Verso
Presentii
Project Euler
LeetCode
Exercism
Codewars
HackerRank
CodeCombat
CodeForces
CodeSignal
Pingo
Project EulerBased on our record, Project Euler seems to be a lot more popular than Pingo. While we know about 415 links to Project Euler, we've tracked only 2 mentions of Pingo. 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.
I've tried a few, the best one was pingo (https://css-ig.net/pingo). Pingo -s9 gives better results than oxipng with Zopfli, while being usually two order of magnitudes faster. It's also faster than "regular" oxipng while being better. I can usually shave of 15%/20% of the size of png files I encounter. One thing I didn't check is that you might pay that in decoding time, I've never seen anybody talking about that... - Source: Hacker News / about 4 years ago
Pinga, GUI for Pingo (https://css-ig.net/pingo) for lossless photo compression while keeping the metadata. Source: about 5 years ago
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
Imakiku - Imakiku is an audience response system for real-time voting, posting comments, and surveying.
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Blooket - Blooket is an interesting application that provides you with a wide range of features to create activities for class engagement.
Exercism - Download and solve practice problems in over 30 different languages.
CloudVOTE - Interactive training management system for instructor-led group training with audience response, content management, offline sync, and LMS integration.
Codewars - Achieve code mastery through challenge.