All Questions

2
answers

How to disable a text field for editing using jQuery / JavaScript?

Let's say I have a form with fields from 1 to 7. Something like: field-1 field-2 field-3 field-4 field-5 field-6 field-7 All of these fields are on a form. With Laravel, sometimes I experienced situations when I disabled a field with...
asked on 03.02.2014 / 15:13
1
answer

What is an SVG?

Nowadays it is spoken in quality of image and always connected to this type of affirmation occasionally appears this mysterious abbreviation. It seems to be SVG something really amazing, say your image does not get distorted when magnified. H...
asked on 07.10.2015 / 02:04
3
answers

@override mandatory in Java?

If I have an abstract class Pessoa with an abstract method lerNome when I'm implementing this method in my João class should I make use of @Override in lerNome ? The same thing happens when I use interfaces?   ...
asked on 18.09.2014 / 17:36
1
answer

Which encoding to choose for a database?

When we create a new base (regardless of whether it is in MySQL, PostgreSQL, Oracle, SQLServer or other) we can choose which encoding from that database, such as UTF- strong> or Latin-1 . Is there a recommendation or does this make no d...
asked on 12.06.2014 / 20:50
4
answers

How to make Ajax requests, with Jquery, in different domains?

Is it possible to perform a POST-type request to a url that is not part of the domain of our application? $.ajax({ type: "POST", url: "http://www.dominioexterno.com.br/acao/", data: { var1: $('#input1').val(), var2:...
asked on 09.04.2014 / 15:09
1
answer

How do Google understand my Links?

IfwetypeGloboinGoogletheresultappearsastheimageabove.1-HowcanImakemysitelooklikethistoo?2-DoesGoogledoitalone?I'mintheGoogleWebmasterToolstoolandwhenIdoatestthefollowingappearstome: Itsaysthepathtomysiteisinaccessible.Buttheaddressworksnormally...
asked on 20.10.2015 / 12:24
1
answer

How to retrieve the GPS location in coordinates from all users of the application?

Explanation / Scenario: I'm developing an application that should redeem users' location in real time, and these users aware of this, will also have access to the location of other users, on a map, to find themselves: This location mus...
asked on 15.04.2014 / 21:27
2
answers

What are rvalues, lvalues, xvalues, glvalues and prvalues?

Prior to C ++ 11, there were only two value categories for expression tree types: lvalue and rvalue . In a very simplified way, the first represents a reference that can be changed and whose address can be read, while the second is a temporar...
asked on 18.02.2014 / 19:49
2
answers

How does Stack work in C #?

I came to a part of my program where I have to apply a stack and wanted someone to give me a simple explanation and an example. The program that I am doing at the moment is a notepad where you create several "roles" to post something importan...
asked on 11.03.2014 / 23:06
3
answers

How to stylize a "file" input?

I have this structure: <section id="cadastro" class="cadastroVersao pg-i"> <div class="titulo"> <h1><i class="icon-clientes"></i>Cadastro de versão</h1> <a href="<?php echo base_url...
asked on 01.10.2015 / 22:54