All Questions

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What is the difference between "using" and "using static"?

In a question I asked about C #, @bigown answered me and put a sample code in DotNetFiddle. The code is this: using static System.Console; public class Program { public static void Main() { var objects = new [] { ne...
asked on 16.06.2016 / 18:42
1
answer

Does PHP work with cache?

I'm noticing that my application is experiencing some error, or else my browser is always caching, even though I'm performing the cleanup. I have a .php file and contain the loadEvent function, which is responsible for doing sel...
asked on 21.11.2016 / 11:30
1
answer

What is the "global ::" in C #?

I've been editing a source code for an application I'm writing in C #, which uses GTK +. I have some knowledge of C #, but I did not understand why some variables were written when I mounted the UI in the "drag and drop" with global::...
asked on 15.03.2017 / 18:50
2
answers

user tree with points and profile in C #

I have a list of users who each have a sponsor (sponsor is also a user). Each user has points and is of one type. I want to know which branch of the tree has the highest number of points, and for each branch know how many equal types I have. Sup...
asked on 01.06.2015 / 23:39
2
answers

How to put a link to download the application when the user enters my site through the mobile phone

Well, I have a website and the application for IOS and Android. And I wanted every time the user entered the smartphone he had the option to download the application, and already recognized which operating system it is. As in link But I do not...
asked on 22.01.2016 / 15:58
1
answer

How do I make the JTable values the same as the ArrayListPessoa?

I have an example program that adds objects of the type of my class Pessoa to a JTable and also to ArrayList<T> , this program has three basic functionalities which are as follows: Add Change Delete See the pr...
asked on 18.10.2016 / 23:25
3
answers

JavaScript - Thread, Asynchronous, Ticks

Situation Studying about Thread , I understood that they are lines of execution within a process. Studying about Assincronismo em javascript , I understand that it does not support multiple Thread , but has loop de ev...
asked on 12.11.2015 / 13:55
2
answers

Does C # have native serialization?

In PHP there is a language serialization feature. I mean: I'm not talking about using JSON or XML , but I'm talking about a serialization in a language-specific format. For example, if I want to serialize a array or a o...
asked on 02.01.2017 / 14:57
2
answers

Deserialize Json where the key is a number

I'm trying to deserialize Json with C #, but I've encountered a problem. In Json you can use numbers in the names of "keys" ( keys ), but we can not use numbers in property names in C # Example: Json : "c":[ { "1":23200...
asked on 03.02.2016 / 01:02
1
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What is non-blocking I / O?

What is non-blocking I / O ? What are the uses of a language with non-blocking I / O ? What are the practical applications of non-blocking I / O ? It certainly does not get into opinion issues, so I wanted to know the possible issues...
asked on 21.02.2017 / 16:33