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The answer to [this question](https://stackoverflow.com/questions/2011654/undefine-variable-in-ruby) goes over some methods you might use, but it's generally frowned upon and unnecessary. What's th...

I have also read a lot of books and watched tutorials to learn ruby on rails. But all of them, Ruby on Rails Tutorial by Michael Hartl was the best to me. It teaches Rails by guiding you through th...

Hi, I have a App "myApp" and contains users. than there is an external App "ExtApp". myApp & ExtApp have a partnership. So when one user of myApp want to join ExtApp the user should automa...

How can I write the following code in better way ``` if author.present? Article.where(category: params[:category], author_id: author.id) else Article.where(category: params[:category]) e...

Hello there I am new at rails and I got kinda a suggestion/request to make an app similar to slack, basecamp etc.. For the company ( where i am an intern). So I got no idea how to make the part whe...

Thanks!

Let's say you have users-or-members in your application and each user has his/her own contacts. How would you implement the functionality to allow user1 to add/modify contacts for user2, but not de...

I'm hoping they release an update that fixes this soon! I've hit this a few times myself and am always surprised this is an issue. Thanks for posting the solution!

I'm looking at Wasabi for storing our user videos. Their pricing model is very keen but slightly misleading. The 'free egress' definitely has limits. The downloads of your stored files are free as ...

If you are using S3 it is pretty trivial to use it as as origin for cloudfront. On an aside, you should also look at using webp w/poly fills to speed up your images .

Just front end really Abdul. Basically looking to have the user be able to filter the results without the page reloading.

I recommend using RubyMine , it's not free but worth the money. Especially if you're taking Ruby/Rails as a serious job. They also have a pretty good vim mode (coming from a vim only guy).

Hey Kelvin! I'd recommend starting at the first episodes and working your way through them. I don't have a particular order or anything with GoRails, although I probably should. :) GoRails is mo...

Alright further testing: => # irb(main):002:0> u.email = "[email protected]" => "[email protected]" irb(main):003:0> u.save (0.2ms) begin transaction SQL (0.7ms) UPDATE "user...

Let us know how the implementation goes!

I just finished adding a feature to review a web page and extract names of people. I used the [alchemy-api-rb](http://https://github.com/technekes/alchemy-api-rb) gem. which allowed me to make an...

live streaming would be an interesting feature for my latest mobile app https://surfcheck.xyz with the coming of 5G to many countries, it may be the future for many mobile apps. I found many ap...

@Szilard Magyar thanks for the recommendation. I just bought the book and started reading it. I had already seen it but I finally took the decision to buy it, It seems pretty interesting and e...