All Questions

2
answers

How to make the button Incline?

I am using img but it is not a good practice, so I would like to use a button with some css attribute. Is it possible?     
asked on 02.04.2015 / 21:40
9
answers

Why using Sessions is not a good alternative in authentication?

I see some discussions about the use of "Sessions" not being scalable, but as I have not experience in projects large enough to realize this, I do not know how it works.     
asked on 30.01.2014 / 13:00
2
answers

How to make a JOIN between two tables from two different databases?

I have the personal data (login, password, name, etc.) of the users on a different server than I will use in a new project. I would like to know how I can cross-reference information between two tables, from databases on different servers, with...
asked on 05.02.2014 / 22:04
2
answers

What is Cross-Cutting and what is its relationship to Aspect Oriented Programming (AOP)?

What is Cross-Cutting and what is its relationship with Aspect Oriented Programming (AOP)? And in a DDD architecture what is its function?     
asked on 27.08.2015 / 21:27
5
answers

How to check for similarity between strings?

It is very common to compare strings , which is usually done by comparing equality. However, today I have come up with the need to compare the similarity between two strings , so that I can compare how similar they are. For exam...
asked on 25.03.2014 / 01:28
2
answers

What is deep learning?

Reading one of the answers, about Algorithm to detect nudity with good precision , I saw that a term that is very quoted and referred to is Deep Learning . For me, translating Deep Learning, it did not make much sense. What is Deep Learni...
asked on 07.07.2017 / 16:35
2
answers

How to put a clickable area on a piece of an image?

I have this code on my site: .fixed-background {    position: absolute;    top: 0;    left: 0;    height: 100%;    width: 100%;    overflow: hidden; } img {    height: auto;    width: auto;    min-width: 100%;    min-height: 100%; }...
asked on 24.09.2015 / 15:55
3
answers

Differences between OnKeyUp, OnKeyDown and OnKeyPress?

When exactly are they fired? And what are the contexts of use for each? I ask this because of all the times I had to use always I solved only with onkeyup . Although the doubt is in javascript it reflects in other languages as we...
asked on 12.06.2015 / 15:56
3
answers

How do I see which commits change a certain file?

I've implemented a new functionality for my program in a Func1.cpp file, in the Func1 branch. Then I created one more functionality - in the file Func2.cpp -, but I forgot to create in a separate branch Func2 . Now I'd like to sep...
asked on 12.12.2013 / 02:44
3
answers

Difference in use Index Unique and Unique Constraint in MySQL?

I would like to know what behavior / differences between a Unique Index and Unique Constraints for MySQL ? Many should think that this does not make a difference in the database, but it does! And not only for the DBA / Administrator, but...
asked on 21.12.2013 / 12:48