All Questions

2
answers

Why are the other types of variables not replaced by dynamic in C #?

I was studying C # and I came across a type of variable dynamic , which from what I understand, it accepts whatever value I enter. Unlike other variables, such as: If I declare as int , I have to type a valor inteiro . If...
asked on 27.10.2016 / 16:49
5
answers

Get national holidays

I am making an application and would like to know if there is any way to get national holidays. For example: Some Google Calendar API where I can get some XML to consume ..     
asked on 25.06.2015 / 20:55
4
answers

Do I really need to define constraints in the database?

Ruby on Rails seems to have been thought of since it is not necessary to define constraints (like Foreign Keys ) in the database, / p> Normally the only constraint that is created in this case is the primary key of the id column, o...
asked on 13.05.2014 / 20:30
2
answers

What is the difference between die, exit and __halt_compiler?

What are the main differences between die , exit and __halt_compiler ?     
asked on 02.07.2015 / 17:46
2
answers

Data received from HTTPS is encrypted?

If I install SSL and use HTTPS on my site, for example, I run a POST form, the form data arrives encrypted to the server? If yes, how to decrypt using PHP?.     
asked on 07.02.2015 / 04:33
3
answers

How to validate CPF with DataAnnotation on Client and Server?

I need to validate CPF with Data Annotation , and check for duplicity.     
asked on 02.03.2014 / 16:40
2
answers

What is the use of pointers?

What is the use of pointers, for example: int var; int *p; int **pp; var = 50; I even understand the use of the simple pointer (*), but why use another to reference this?     
asked on 14.07.2014 / 20:12
3
answers

How exactly does Javascript return

I wanted to know how it works exactly where it needs to be used within some scope like if etc.     
asked on 13.02.2014 / 16:53
3
answers

Random number without repetition

I made a few attempts to do a function that would return random numbers that did not repeat, I made a few attempts but none succeeded, if they can show me a function that does this, I thank you.     
asked on 23.03.2014 / 23:48
3
answers

How to make a pure spinner in css?

Is it possible to make a spinner with pure CSS without Javascript? <div class="main spinner"> O que é Lorem Ipsum? Lorem Ipsum é simplesmente uma simulação de texto da indústria tipográfica e de impressos, e vem sendo utilizado desde o s...
asked on 05.05.2018 / 18:13