I would like to know the difference between the execution of the Alter Table clauses when entering the ADD CONSTRAINT , for example by executing the following code:
ALTER TABLE Orders
ADD FOREIGN KEY (PersonID) REFERENCES Persons(...
I'm seeing a java arrays exercise, but I can not figure out what the %3d is, if it's a int .
for (i=0; i<n; i++) {
System.out.printf("a[%d] = %3d b[%d] = %3d\n", i, a[i], i, b[i]);
}
I noticed that the much-touted PHP 6 was canceled. Then, mysteriously, version 5 jumped straight into version 7.
I then had a question about the development of libraries and their versioning numbers:
Is there any plausible justification...
When I need to create elements in the DOM using jQuery, I usually use the following syntax:
$('<div>').addClass('minha-div').attr({id: 'id-da-div'});
However, what I usually see in online tutorials is a bit different.
Usually it is:...
I'm developing a blog platform where users submit their template and Laravel uses that template to build the blog. The user / developer will only tell you where the values will be, for example:
<h2>{{$blog->title}}</h2>
Can I...
How do I know / list which variables have already been defined within a scope, whether global or local?
For example if I set var x, y, z = 10 , the result of a possible command to list the already defined variables should be something l...
How can I show the youngest age between 3 ages in javascript?
<html>
<head>
<title> </title>
<script type="text/javascript">
var idade1, idade2, idade3 ;
idade1 = prompt("Digite...
Recently, researching why small codes in Go have a much larger executable than the same C-generated code, I've read one response stating that the reason is for Go to use linking static , unlike C, which uses linking dynamic .
What exact...