Posts by Adriano Carvalho • 199 points
16 posts
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viewsA: Installing ruby with rbenv
Installed via apt install ? If yes! No need to uninstall what was installed via apt install . Now if the installation via the "RVM" is recommended to uninstall the entire "RMV" by executing the…
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answers221
viewsA: Merge project when using the "Composer create-project" command
Do you speak Guilherme blzs? What do you want to do is not a modular application? Example: Make within the Laravel framework a folder structure for Admi and another company’s blog folder structure.…
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answers3894
viewsA: Error message: "java.lang.Illegalstateexception: package not installed?"
Guy this error is common compared to Android version (api 10). Error link Google Code From what I saw in Stackoverflow "Global" this error does not change anything regarding your application as you…
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answers69
viewsA: Gem not available
You have to install Nodejs on your virtual machine ! Run the command on the terminal: sudo apt-get install nodejs and then tries to create a new project.…
rubyanswered Adriano Carvalho 199 -
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answers122
viewsA: How to install rvm in Debian
Install rbenv which is much better than RVM. With git installed run this command on the terminal. git clone https://github.com/sstephenson/rbenv.git ~/.rbenv ruby-build, which simplifies the way…
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answers64
viewsA: Error giving puts of a variable within the DEF
The functionality that transforms a String into an Array is called to_a Documentation in Apidock about to_a…
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viewsQ: Sending email via a notification button
I wonder if you have done or have any example that can send the link to the following problem: I have a project that has the Books crud and a User controller with their respective views. I made the…
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answer248
viewsA: Update a website to a newer version of Rails
Usually whenever a new version of Framework they put in the Guides their officer ! Any doubt and only access the link Guidesrubyonrails I hope I’ve helped.…
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answers599
viewsA: Laravel - FPDF error: Undefined font
What would this eFPDF be ? An example would be like this public function gerarPdf() { $fpdf = new Fpdf(); $fpdf->AddPage(); $fpdf->SetFont('Arial','B',16); $fpdf->Output(); exit; }…
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answers13354
viewsQ: How to take the value dynamically from a select
Hello guys can someone give a force in this problem I caught? Since I’m not very good in javascript. To want to take the value of a select dynamically and according to the selected select do a…
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answers1550
viewsA: How to make an external login authentication?
This system that the user has to access "B" to have access "A" can be done with Curl/php where you can get the values set by the user and sleeve for the system A, as Curl.
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answers2709
viewsA: Error starting "Rails Server"
First open your terminal and access the folder of your project and gives a bundle install or installs the gem install uglifier. Besides that Rails needs Nodejs installed on the machine to run the…
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answers644
viewsA: Managing Ruby/Rails versions on Windows
Link On this site link above @Guilhermegarnier teaches you step by step how to do this. Tip: Have you heard of Vagrant? There is a link from the site of Nando Vieira who talk about it and it would…
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answers4769
viewsA: Apply, sapply, mapply, lapply, vapply,rapply, tapply, replicate, Aggregate, by and correlates in R. When and how to use?
I think the best way to discover anything in R is to learn by experimentation, using embarrassingly trivial data and functions. If you turn on your R console, type "apply" and scroll down to the…
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answers109
viewsA: Is there a correct place to load native Ruby libraries when using Rails?
I think it would be better if you used one helper and then just call it where you want to use the standard Ruby library.
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answer437
viewsQ: Pointers with methods, where am I wrong?
Creating a class that will have two methods one assign another to print vectors with public and then call this method no main. I was able to make it this far with the method baby Steps. Where I’m…