variáveis
Creating variable through user response in Python
I would like to have the user enter a response from that response would create a "variable" or not. I do not know if creating ... the answer was yes, the program would create another variable that would receive a certain value float (a2 a3 a4) and so on.
Show an object / variable with different names in R?
Considering the following routine:
x <- 1:10
for (i in 1:length(x)) {
## Nome da variável:
nomevar <- paste0("Var_", i)
var <- x[i] + 2
assign(nomevar, var)
print(nomevar) # aqui esta minha duvida
}
How to use the current value of a variable in a more internal function?
The following code "prints" 50 times the text "message 50" in a textarea.
for (var i = 0; i < 50; i++) {
setTimeout ... at the time the function Internal was created in the call of setTimeout, resulting in texts from " Message 0 "to"message 49"
What is the difference between global and superglobal variables?
I read some time ago that PHP has the vast majority of its variables declared with local scope.
But I found two other conce ... en them.
What is the difference between global and super global variables?
when should one (ria) use each specific type?
How to detect if a variable is null?
I am trying to validate a simple form in Python 3 and want to make it not register the information in case the field nome is ... </child>
</object>
</interface>
I leave the name field blank and it returns me the print("n nula").
Is using "private" in classes in C# optional?
What is the difference between private string abc = ""; and string abc = "";?
Do you have a difference or is it just the way ... rked equally.
Example:
public class c {
string texto = "";
}
And
public class c {
private string texto = "";
}
Why does JavaScript allow to use variables without declaring?
Was doing a test on JSFiddle, with the code below. In it I did not declare the variable i, but still, I can use it normally. ... al scope"?
for(i = 0; i < 10; i++){
document.write(i + '<br>');
}
i = 'asdasd';
document.write(i);
Variable stays with another value even without assigning values to it
I call a jframe passing as a parameter my variable and there I assign it in another variable that I declared so I can do the ... e frame2 = new ViewDatasheetJFrame(recipesTModel.get(row));
frame2.setLocationRelativeTo(rootPane);
frame2.setVisible(true);
Difficulty updating global variable. c
I am developing the following code and I am using global variables that can be changed in different parts of the code, but wh ... digitalWrite(saidaclimatizacao, HIGH);
estadoclimatizacao = 1;
printf("climatizacao ON\n");
}
}
How to add a VARIAVEL PHP in JavaScript?
I need to throw a volume variable within a Option i.e. the person selects a category and as that category appears the items i ... //caso o XML volte vazio, imprime a mensagem abaixo
idOpcao.innerHTML = "Nenhuma familia relacionada";
}
}
Assignment and OO in Python
Studying object orientation in Python I was told that one difference of such a language in the instance and assignment of a c ... topic so that we do not make mistakes?
How does it work to assign the object a nickname and not the object to the nickname?
C # challenge variable value exchange
I recently made a very simple challenge:
Change the value of two variables without using a third variable.
int a = 5;
... ack', 'Overflow'];
b = a[0]; // b = 'Stack';
a = a[1]; // a = 'Overflow';
How could I solve this challenge with string?
What does a type variable of an abstract class mean?
Studying design pattern I saw one thing I didn't quite understand what it means, when we have a variable of the type of an ... ).
The getFabrica() method of ReprodutorFabrica returns a creator of an object type, in this case returns the color creator.
How to switch the # symbol to the CIF symbol in the terminal after changing user
I will be direct, because the title denotes part of my curiosity about the linux console.
I explain
In some type distros - ... not change to "$" after logging in.
Doubt
I don't know how this works and/or simply how it should be done. Someone knows!?
What is the use of a static or final variable in java?
What is the difference from the statement private static int var_nome to private final int var_nome to private int var_nome? How can these statements influence my algorithm?
How to identify the type of the variable in C?
In languages like Nodejs, Ruby, Lua , etc. When I want to know what is the type of my variable just use the function typeof ... necessarily in the mentioned languages) which returns a String with the type name of my variable.
But how to do this in C?
How to make a public routine for all forms without being tied to a form?
I have several forms in my application, and I can start the call by some of them partially running for testing (not necessari ... = 10
ArrastoMouse = False
MaximoTentativas = 3
...
...
End Sub
Solution
See answer below
What does a double precision variable mean?
I would like to understand the meaning of a double precision variable.
Format city names and ignore words like "do", "dos", "das"," da", etc
I am working with Webservice whose city names are all deformatted and I would like to create a function to treat the names ev ... {
$dados = strtolower($ar);
$dados .= " ";
// Imprime porto de galinhas
$cidade = trim($dados);
}
What's the difference in instantiating, initializing, and declaring a variable?
Many articles on the internet refer to these verbs, regardless of the programming language. But sometimes they are all confus ... interchanged, which generates a lot of confusion.
What does it mean to "instantiate", "initialize" and "declare" a variable?