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Learner Reviews & Feedback for Decentralized Applications (Dapps) by University at Buffalo

4.5
stars
1,170 ratings

About the Course

This third course of the Blockchain specialization prepares you to design and develop end-to-end decentralized applications (Dapps) – which provide anyone with access to the blockchain’s features and services. You will use Truffle IDE, smart contracts, a simple web client and a MetaMask client. You will learn about the architecture of a Dapp: the front-end client interface, backed by the blockchain and smart contracts. The course covers the basic design of a Dapp, Truffle development process and commands (init, develop, test and migrate), test-driven development of Dapp, Dapp application models and emerging standards that are essential for predictable Dapp behavior. Main concepts are delivered through videos, demos and hands-on exercises....

Top reviews

SR

Dec 28, 2019

it would have been nice if the instructor has included the instructions for truffle+ganache installation for local machine. Truffle works great on a native machine over vm! thanks!

AM

Apr 28, 2021

A very helpful course filled with practical knowledge on the way to become a successful blockchain developer, moreover when the open source material on this domain is abysmal.

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176 - 200 of 230 Reviews for Decentralized Applications (Dapps)

By Vincenzo F

Aug 30, 2020

The programming environment was not working, the software version was old, I struggled a lot to make test cases work due to environment inconsistencies. For the majority of topics we have just scratched the surface. The most interesting Module so far, but also the least valuable in terms of usability and level of information I gained.

By Alejandro V

Sep 7, 2021

The course is fine but the practice exam give me a lot of problems to submit my test script. No matter what I try, the grader won't accepted. It took me almost 3 hours to figure it out what to do, despite the info already in the forum. I think the grader should be a little "smarter"

This turn out to be a very bad experience for me.

By Keary P

Feb 7, 2021

Nice overview of Blockchain and Ethereum and practice creating decentralized apps from start to finish. Given the fast pace of Blockchain technology, many of the programs and libraries are outdated. I spent a lot of time re-coding for the latest libraries. It would be helpful if a moderator updated the materials.

By samin

Jul 30, 2021

Course covers all the basics about Dapps and truffle. But the main concern is the some of the codes are outdated. Links are broken and there are changes in metamask which makes it difficult to follow especially if used in virtualbox. The course needs to be updated.

By Tyron J

Oct 11, 2021

I would have given this course 1/5 stars because using VirtualBox gave me cancer and MetaMask didn't even work properly, but the concepts covered were really interesting so it's a pass.

By Anish A

Sep 4, 2019

Truffle environment wasnt as easy as Remix to setup. Spent many days trying to use higher version of Truffle since Truffle init wasnt working at Truffle 4.0.4 version.

By Shubham G

Jan 14, 2020

Course is god but it should be upgraded by now. Its almost 20months old course which used soidity 0.4.17 and current version of solidity is 0.6.0+

So kindly upgrade.

By Mauricio M P

Apr 1, 2021

Good course content, but it needs an update because current solidity and truffle versions generate a lot of problems with the course documents and templates

By Christopher G

Sep 27, 2018

Some of the videos were lower quality than the past courses and a few topics felt extremely rushed. I really enjoyed the courses before this one.

By Rohan M

Mar 18, 2019

Sessions were good. Assignments were difficult considering that there was a version change. Did not get support on the questions asked.

By VICKY P

Aug 8, 2020

Core concepts are not explained well and it really focuses on introduction of different topics they do not explain them in detail.

By Jorge S

Sep 23, 2018

Too much information poorly explained. Easy to overlook but impossible to really develop a real programming knowledge.

By Roshan K R

Jun 20, 2020

Not easy to comprehend and explain in a very vague manner specifically dapps development and deployment.

By Kai Y M

Jul 31, 2021

Final assignment Somehow too difficult for learners without prior knowledge in programming.

By shahar k

Jul 25, 2019

a nice taste for decentralized apps, not technical enough, too easy, explained bad.

By Jerald W

May 31, 2021

Autograder can be a nightmare. Course content is seriously dated at this point.

By NAMAN L

Jul 23, 2020

Not that good and not that bad Ok Ok course which needs to be updated.

By Veerakumar Y

Mar 23, 2021

It would have been more helpful if the course is on latest version

By Timothy Y

May 8, 2020

Lab exercises need to be updated. Many of the examples are broken.

By Mohit M

Jun 17, 2020

Overall course was good but not that effective

By Gulshan K

May 5, 2020

its outdated in 2020 but is informative

By Moataz F

May 20, 2021

too much theory! Needs more practice!

By Kianoush A

Jan 1, 2023

There should be more questions and

By Daniel B D

May 19, 2021

It's time for a contents update.

By Bornface S

Aug 22, 2020

Awesome experience