All Questions

3
answers

In a list, what is the difference between append and extend?

In list in Python, there are methods append and extend . What's the difference between them and when should I use each?     
asked on 09.12.2016 / 20:38
5
answers

Event is not tied to element

I have an event in jQuery (version 1.5) as follows: $('#refresh_abertos').click(function(){ // aqui o código irrelevante nesta pergunta }); It turns out that my #refresh_abertos element is only loaded later via ajax ,...
asked on 21.01.2014 / 14:25
5
answers

Catch all names and put commas to separate them

When I get the names and add to a variable, I can not detach them with commas normally. It must be by comma and dot at the end I can not put each name in line break using It's hard to explain, but here's an example: while ($listintegr...
asked on 27.04.2015 / 16:14
3
answers

How to check if the end of the String is one or zero?

How can I check if at the end of a string it is 0 ? The problem with this code is that string can contain:    jrp_documento.jrp_doc_001provider | 0 I need to check if the end of the string is 1 or 0 . I have i...
asked on 08.08.2016 / 16:31
6
answers

How to make a stopwatch continue counting after closing the page?

I need to create a timer that is started through a play , but I wanted a solution, other than just SESSION , to let even if the client closes the window or drops his internet, that is, it is not dependent on cache or front ....
asked on 08.05.2015 / 20:30
2
answers

How does running a .Net application work?

There are several terms that I always hear / read when I talk about running .Net applications, such as MSIL , CIL JITer , JITer , JIT among others I should have forgotten. I would like a brief explanation of how running a .Net appl...
asked on 17.03.2016 / 20:40
1
answer

What are the aria- * attributes in HTML5?

Since the release of HTML5, I've seen a number of aria attributes in HTML tags, such as aria-disabled , aria-required , aria-readonly , among others. What do they serve?     
asked on 08.11.2015 / 15:14
1
answer

App Mobile Multiplatform with Xamarin

Scenario This question is more architecture-oriented. I recently started learning Xamarin to develop Apps Mobile, Xamarin, which until then has proven to be very flexible, has bindings for native Android and iPhone APIs. Question (...
asked on 24.01.2014 / 19:11
1
answer

What are Raw Types?

Reading and studying a bit about Kotlin, I found the following statement:    Raw are a big problem, but for reasons of   compatible they had to be maintained in Java, but Kotlin   for being a new language does not have this problem anymore....
asked on 17.08.2017 / 16:29
2
answers

How to solve special situations of an unnatural value for a domain?

The question has a slightly more conceptual bias, so I'm going to use a simple generic example. There are cases where some column may be in special situation, this is because an information: is not available, is invalid at some point,...
asked on 11.09.2014 / 15:42