All Questions

4
answers

What is the issue for Github?

In Github I noticed that there is an option called issue . I've already asked questions there, but I noticed that there are some specific tags for a issue (which does not seem to be just a question). After all, what's t...
asked on 03.12.2015 / 12:48
5
answers

How to know which was the last commit to move in the same file as my commit?

I got to read the question How do I see which commits change a certain file? It's almost what I need in case I want to know if it's possible for me to get the last commit that changed any file I've changed. Is this possible? Or do I have to...
asked on 30.09.2014 / 15:57
1
answer

What is the 'And' alternative in Portuguese for variable names and methods?

A question that always teases me when I'm in a Java project in which we use terms in Portuguese is to deal with method names or variables that represent somehow two things and need to mention both in the method / variable name. In English, and i...
asked on 17.05.2018 / 15:15
1
answer

What happens to a Cronjob of 2:30 if the server falls at 2:28 and only come back 5 minutes later?

I do not know if the question is confusing, but it's that I've used a lot of Cronjob on my systems these days and I do not want to have problems. So I'll illustrate my concern with a hypothetical situation. Let's say I have a Cronjob programm...
asked on 02.05.2016 / 22:00
1
answer

What is the cardinality between a request and the services included in it?

I have class Solicitacao and class Servicos . After insertion into the database I want to retrieve in a query all the services associated with that request. For example, on one screen I insert the request and several services. Wh...
asked on 14.08.2015 / 16:18
1
answer

Is there any performance difference between writing a file as an answer and writing to a buffered file?

I have a t2.micro instance in amazon where I use IIS 10 as a server and webforms in the application (C #). In a certain part of the application, I need to get a list of image files from a particular folder, zip it and reply as a download to t...
asked on 16.03.2018 / 14:08
1
answer

What is the double exclamation before the method call in Kotlin?

I'm studying Kotlin. I noticed that, in the conversion to type int , it is necessary to put the double exclamation ( !! ). Example: var input = readLine()!!.toInt(); Generally in other languages double exclamation is used to...
asked on 05.08.2017 / 22:02
1
answer

Is it possible to interact with C # code outside of .NET?

How do I call code written in another language that is not part of .NET, for example the C language? How does this interaction work? How do I call native Windows functions?     
asked on 09.08.2017 / 14:02
2
answers

When and in which columns should you use indexes?

Reading an article that has nothing to do with database I came across the information that using indexes can bring great improvements to the performance of the database . I have two doubts about this: When should indexes be created and i...
asked on 22.07.2015 / 19:04
2
answers

What is Basic Auth?

What is and how Basic Auth works? In what scenarios should it be used? Is it safe to use it now, since we already have OAuth and OAuth2 , among other more modern forms of authentication?     
asked on 11.11.2017 / 03:55