All Questions

3
answers

How to publish application made in Node.js

Well, I'm new to Node.js, I was able to set up an example application, learned a lot of Node with Express, but I can not figure out how to publish the application to the linux server. Does anyone know how to publish? I would have to create a pro...
asked on 12.02.2014 / 20:03
1
answer

What is the difference between the img, picture and figure elements?

In HTML we have the elements <img> ( image ), <picture> and <figure> , which I believe is a" figure "or" image ". The img is well known, the others have been introduced recently. I notice that i...
asked on 17.10.2015 / 21:36
3
answers

Query to get sum 1024 in max 3 transactions

I want to display the names of people ( recipient ) who received at least 1024 in a maximum of 3 transactions. Here the transfers table: sender | recipient | date | amount ------------+------------+-----------...
asked on 29.03.2017 / 22:22
1
answer

What are the main differences between Dart and TypeScript?

We've already had a query comparing two languages that run on top of JavaScript . I think I have missed comparing two languages created for the purpose of creating browser applications and solving JavaScript problems with very different appr...
asked on 04.02.2015 / 17:55
1
answer

What is "idiom expression" in programming?

I have already come across the term "idiomatic expression" or "more idiomatic form". Just search the site that will find several references: link After all, what is "idiomatic expression"? It relates to elegant programming ?     
asked on 15.02.2017 / 12:54
1
answer

How to update my MySQL code for MySQLi?

I have codes that use mysql and need to update to mysqli . I need to make two changes, these being the .php pages that insert the data into the database table and data and also the pages that display the data. How to pr...
asked on 22.01.2015 / 15:24
1
answer

What is SASS technology?

Nowadays the dynamism in producing styles for a page or set of pages is essential for the developer. And CSS sometimes becomes somewhat complex with complicated, repetitive, and highly mathematical selectors. A technology able to overcome thi...
asked on 10.10.2015 / 02:04
3
answers

JavaScript Access Modifiers

Situation function x(){ var f = null; // PROPRIEDADE PRIVADA DE x this.a = null; // AS INSTANCIAS DE x TERÃO ACESSO A PROPRIEDADE a x.b = null; // ACESSIVEL COMO x.a } function y(){ x.call(this); // HERANCA DE x t...
asked on 24.11.2015 / 15:33
1
answer

Automatic Deploy after Git Push

I use OpenShift daily to create and host applications in the clouds. One interesting thing I notice is the deploy process of the applications hosted on this platform. Deploy is preceded by the git push command. A single, simple comman...
asked on 25.08.2015 / 16:45
2
answers

Use Object or Iframe to import other sites to my site

I needed to import several random pages from other sites to my site. Wikipedia, for example. I saw that I can use either Iframe (this worked) or Object (does not show the content). Next, I would like to add other specific formatting to those...
asked on 23.09.2015 / 03:49