I have a HashMap aluno<Integer, Float> , where the key Integer will be the student's enrollment number, and the Float value will be the student's grade.
I got the grades average using Iterator , but now I need...
How do I make a select in the postgreSQL database for it returns the data from a specific date, for example I have a field of type timestamp with name data_interview, I want it to bring me the data registered from the present day forward .
SEL...
In searches I saw the 201 code of a Request means:
The request was met and resulted in a new feature being created.
But I did not fully understand the meaning of this.
What would be an example for a better understanding of...
I'm having a problem using the: $_SERVER["REMOTE_ADDR"]; eventually it takes an IP that is not the user's, in case it started after I started using CloudFlare ...
Does anyone know why this happens? Is there a better way to get the...
As shown in the image below, I can make the rectangular figure round, but it gets distorted:
.posts .posts-item img {
max-width: 100%;
height: auto;
display: block;
margin: 0 auto;
margin-bottom: 0.5rem;
background-posi...
I created this calculation based on multiples below to determine how much the character will need to have experience to level up.
float NeededExperience(int level, float experienceRatio = 100F)
{
float neededExperience = ((level - 1) * exp...
I took a variable and converted it using FILTER_SANITIZE_SPECIAL_CHARS .
Example:
filter_var ("hug' o", FILTER_SANITIZE_SPECIAL_CHARS);
The result:
hugD' o
How do I reverse this?
I have already looked at several sites and so far I have not been able to fully understand what referential integrity is. So I decided to ask here.
When to use referential integrity?