All Questions

1
answer

Fill Data Grid View with property of objects

I have a form where I need to fill a DataGridView with the data of a list of users. To generate this data, I used 3 classes: User Class namespace TesteDataGridView { public class Usuario { public int id { get; set; }...
asked on 13.05.2014 / 13:43
3
answers

Script is not working in IE

I'm using this script in Chrome and it works fine. But IE 8 or 9 does not work. I put a debugger and an alert to debug, but it does not even enter the function. $(document).on("mousedown", '#CentroCusto_new option', function (event) { aler...
asked on 12.03.2014 / 21:41
2
answers

Javascript alert settings

Are there other ways to change the alert display? for example when I use \n it breaks the line, I would like to know if there are other commands of which I can modify the text display, for example leave a sentence in bold and etc aler...
asked on 28.04.2015 / 16:17
7
answers

How to do a dump of a MySQL database with PHP?

Currently, to export only the structure of a particular database, I use the following: mysqldump -h host -u usuario --no-data --database banco > dump.sql -psenha This generates an SQL file, all solved. However, this is a manual process t...
asked on 05.02.2014 / 06:26
1
answer

Can the & bitwise (and) operator of Java be used for interfaces?

Interface source code snippet Comparator . Does anyone explain to me how this Comparator<T> & Serializable is handled? public static <T, U extends Comparable<? super U>> Comparator<T> comparing( F...
asked on 08.06.2018 / 21:56
1
answer

How do I re-commit from a remote branch earlier?

I have an application that has some local and remote branchs, but I had to make a git reset --hard HEAD~1 in the dev and development branches (as in the image below) each of these branches have remote ( remotes / dev / master and re...
asked on 16.06.2014 / 18:19
1
answer

What does it mean to compile?

I have some questions about the process of compiling a code: What is the build process? How does it work? What are the steps in the build process? What is the difference between compilation x assembly (Assembler)
asked on 10.05.2015 / 19:34
1
answer

PDO connection pooling management

We often see in multithreaded applications that use a connection to a database, the use of a connection polling , in which it stores a pool of open connections. way to increase performance so that you do not have to open connections at all time...
asked on 28.07.2014 / 19:21
1
answer

In a programming language, what differentiates a first-class citizen from the rest?

In a simple way, what is a "first class citizen" in a programming language? And, most importantly, how does something that is a first class citizen differ from something that is not?     
asked on 08.08.2017 / 20:22
1
answer

Div height 100% in auto div height?

I will try to be very explanatory. I have the structure of an ordinary website as you can see in the html below. E I want the height of the sidebar to increase according to the height of the next container. It can also be understood if I say tha...
asked on 29.01.2017 / 13:43