All Questions

2
answers

Can ajax calls overload a server?

I am developing an application that has some elements of the database, so I have to make ajax calls for each component, I have about 50 tables which have brands, models, product types, etc. It is so to do it in a SPA I call all those elements...
asked on 16.09.2016 / 21:06
2
answers

foreach with classes that do not 'implement' IEnumerable / IEnumerator

I saw the comment of Equidad in one of my answers with an interesting detail and is that implemented an interface (or part of it) without using the operator : to the right of the name of the object. Provided the following code: p...
asked on 20.07.2016 / 14:28
3
answers

Select part of the text between symbols

I'm doing a blog. My doubt is, let's suppose that in the paragraph of the article in the blog, I want the words that are between ":" for example, "There was: a: vez", I know that it can be done with javascript, but the only thing I found abou...
asked on 07.09.2016 / 15:19
2
answers

foreach PHP and HTML table

I am programming in PHP and MySQL and I want to fill a simple table HTML with a query. I have problems with foreach , this is my code: <table> <tr> <th>CODIGO</th>...
asked on 29.06.2016 / 20:25
2
answers

Doubts in operation

Could someone give me a brief explanation about the results of these operations? System.out.println(1<<4); System.out.println(1>>4); System.out.println(5>>2); 16 0 1 Here I leave link where I tried them.     
asked on 16.09.2016 / 14:20
3
answers

How to improve this jquery line

Good afternoon, I have this line of code, it works perfectly, but I would like to know if there is any way to remove all .parent in some way $(this).parent().parent().parent().parent().find("input").val($(this).text());     
asked on 19.09.2016 / 19:56
1
answer

Read php associative array

I am trying to read a csv file to assign my mysql fields to the fields that the csv brings and to be able to select them from a form with a select. At the moment I read the csv and I convert it into an associative array with this: $...
asked on 15.02.2018 / 20:37
2
answers

Hide checkbox in jquery datatables

I have a problem when I want to hide checkbox inside a column of a table with datatables. The problem is that only the checkboxes that are shown in the table are hidden, if for example I am showing 10 rows, only the checkboxes of those 10 row...
asked on 15.07.2016 / 14:20
1
answer

'' Solitaire game '' simple mode, with lists in C language

It's more than I'll be in case you can give me advice on how to implement it. I'm starting on this topic of data structures. The statement says the following:    The board will consist of six columns with cards and a space to indicate w...
asked on 26.08.2016 / 03:53
2
answers

C ++ Clean only part of the screen

This is my code: #include <iostream> using namespace std; int main () { int edad; string nombre; cout<<"Hola mundo"<<endl; cout<<"Como estan?"<<endl; cout<<"Ingresa tu edad"<<endl; cin>>edad; cou...
asked on 14.09.2016 / 20:06