All Questions

2
answers

Converting string to long int

I have an activity to do in which the teacher asks that the names of the numbers be converted into integers ( long int ). I would like to know if there is a function in Java that does this ... I searched in some places, but found nothing that...
asked on 18.11.2017 / 14:04
1
answer

What is the meaning of Node?

I'm studying piles and queues, below I was given a code to parse. The code first creates queue after queuing the values. After that it removes each of the values from the queue and tells you whether or not you succeeded in removing the value....
asked on 15.12.2017 / 20:32
3
answers

How to force git to keep a directory while ignoring all the files that are inside it?

I have a certain folder and logs which is essential for the operation of my application. I would like to add the same in my repository, to whom replicate does not want to be creating the same when doing git clone . But the detail is...
asked on 21.11.2017 / 11:44
2
answers

How to determine the search path of Controllers and Views?

I'm studying ASP.NET Core MVC on a MacOS. When I create a new project, the IDE automatically arrows my Views in a folder called "Home". If I change the name of this folder or change the Folder Views I get an error message when executing the p...
asked on 17.12.2017 / 06:12
1
answer

How to import multiple excel tabs at the same time?

I'm trying to reproduce the code below, but to no avail. What should I put in the path argument? Is it the same in all of them? Some clearer example so I can understand? Any tips on how to import multiple excel sheets at the same time? Thanks!...
asked on 12.12.2017 / 20:22
1
answer

Print HTML page content

I would like to print a page of this format ButwhenIgotoprintitisinthisformat IhaveafunctioninJS,butIdonotknowhowtosolvethisformattingproblemCODE<!DOCTYPEhtml><htmllang="en"> <head> <meta charset="utf-8"> <meta...
asked on 26.05.2017 / 14:29
1
answer

Concept of Angular

Well, I started studying Angular (2 and 4) and I was a bit lost in a few moments, the component much quoted as something essential confused me a lot. After all what is the concept or what is a component?     
asked on 16.05.2017 / 04:21
1
answer

Android - DatePicker in an editText

Next, I would like a date selector to appear as soon as I click on the editText that I have, but what I found is automatically placing the current date, I want it to be chosen ... Here is the code I've tried so far: public class AtividadePr...
asked on 23.05.2017 / 07:41
1
answer

Loop in json that returns all records

I am developing a system, I am doing a search with ajax and it returns a json with the bank records, but I could not elaborate a loop in PHP so json would be able to return all records. Here is my code: display.php <div class="for...
asked on 29.05.2017 / 22:24
1
answer

How do I change the background of a button when clicked?

I need to change the background of a button when it is clicked. Here is the code I tried: private Button btn; private int colorFlag = 0; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState);...
asked on 30.05.2017 / 16:39