variable-assignment Questions
2
Solved
I'm confused about '=' operator, and tf.identity(), I thought '=' is to just make a reference of the tensor, and identity is to make a copy, e.g., with
ref = x
ref = ref*0
sess.run(x)
I will get...
Drawback asked 8/3, 2018 at 13:7
3
Solved
public class Java{
public static void main(String[] args){
final byte x = 1;
final byte y = 2;
byte z = x + y;//ok
System.out.println(z);
byte a = 1;
byte b = 2;
byte c = a + b; //Compiler...
Majewski asked 27/10, 2012 at 12:3
3
Solved
I am poking into the manuals, I wanted to ask the community:
How can we set global variables inside a function?
Matriarchy asked 6/8, 2009 at 2:3
4
Solved
If I do this:
p=list(range(10))
p[2:6:1]=['a','b']
I get p=[0, 1, 'a', 'b', 6, 7, 8, 9] which means Python is replacing the the elements indexed 2-5 with the new list ['a','b'].
Now when, I ...
Tripod asked 26/6, 2020 at 13:19
4
Solved
C++ Primer says that character and string literals may be converted to strings.
I tried assigning a character to a string as:
std::string s;
s = 's';
And it gave me no error.
But, when I tried to ...
Ossa asked 25/6, 2020 at 10:37
2
Solved
C++ does not allow copying of C-style arrays using =. But allows copying of structures using =, as in this link -> Copying array in C v/s copying structure in C.It does not have any credible answer...
Ronnironnica asked 3/6, 2020 at 7:33
2
Solved
How can I assign the same value for multiple variables in PHP at once ?
I have something like:
$var_a = 'A';
$var_b = 'A';
$same_var = 'A';
$var_d = 'A';
$some_var ='A';
In my case, I can't ren...
Squiffy asked 25/7, 2012 at 14:6
4
Solved
I started working with go for a few weeks, and (once again) I stumbled across something that seems odd for me:
// Not working
a := 1
{
a, b := 2, 3
}
// Works
a := 1
a, b := 2, 3
playground
I...
Unlimited asked 20/5, 2016 at 16:1
13
I have a list of objects and I want to remove all objects that are empty except for one, using filter and a lambda expression.
For example if the input is:
[Object(name=""), Object(name="fake...
Licastro asked 8/6, 2011 at 16:23
3
Solved
Working with Futures in Dart, I've come across an interesting issue.
import 'dart:async';
class Egg {
String style;
Egg(this.style);
}
Future cookEggs(List<Egg> list) =>
new Future...
Eggcup asked 6/8, 2014 at 21:0
4
Solved
The program available on The Go Playground reads
package main
import "fmt"
func main() {
var name string = nil
fmt.Println(name)
}
and yields an error
prog.go:6: cannot use nil as type stri...
Unfounded asked 15/3, 2016 at 2:10
5
Solved
I am working on an assignment and I'm stuck on this error: cannot assign a value to final variable count
Here is my code so far...
public class List
{
private final int Max = 25;
private final ...
Washer asked 25/9, 2015 at 23:25
1
Solved
The increase assignment operator (+=) is often used in PowerShell questions and answers at the StackOverflow site to construct a collection objects, e.g.:
$Collection = @()
1..$Size | ForEach-Objec...
Neiman asked 16/3, 2020 at 15:16
7
Solved
I'm an amateur when it comes to programming, but I'm trying my hand at Python. Basically what I want to be able to do is use math on a dictionary value. The only way I could think to do it would be...
Elliot asked 16/11, 2012 at 23:42
8
I'm a first year computer engineering student and I'm quite new here. I have been learning Java for the past three and a half months, and C++ for six months before that. My knowledge of Java ...
Sollars asked 4/4, 2011 at 14:33
3
Solved
Most languages make it easy to take an array like [1, 2, 3] and assign those values to variables a, b, and c with a single command.
For example, in Perl you can do
($a, $b, $c) = (1, 2, 3);
What...
Catharina asked 2/2, 2010 at 7:57
4
Solved
Class A uses an initializer list to set the member to the paramter value, while Class B uses assignment within the constructor's body.
Can anyone give any reason to prefer one over the other as lo...
Lyndseylyndsie asked 12/3, 2010 at 19:19
10
Solved
I just come across the statement in embedded c (dsPIC33)
sample1 = sample2 = 0;
Would this mean
sample1 = 0;
sample2 = 0;
Why do they type it this way? Is this good or bad coding?
Supine asked 14/10, 2013 at 4:50
3
Solved
I'm writing a C compiler which follows this standard, and if I parse statements like this:
int i;
(i) = 1;
my compiler will report an error which point out that (i) is a rvalue and should not be...
Digitigrade asked 12/10, 2019 at 9:13
4
Solved
A simple question about Python syntax. I want to assign a value from a function to a variable during the condition for a while loop. When the value returned from the function is false, the lo...
Fi asked 4/11, 2013 at 12:39
6
Solved
I want to conditionally assign a value to a variable if that variable is already null. Furthermore, if that variable is not already null I want nothing to occur and I want to be able to do all with...
Belcher asked 4/12, 2014 at 15:21
7
Solved
I am wondering why this doesn't work to assign a string to $separator:
$separator = $options['title-separator'] || ' | ';
Elsewhere, $option has been assigned to some text or an empty string. (A...
Divertissement asked 15/1, 2012 at 20:20
3
Solved
I am trying to build calculator using PyQt5 and I get string which I need to evaluate and assign it to a variable so that I can Pass that variable to widgets as an answer . So far I can evaluate th...
Shanahan asked 17/5, 2018 at 11:57
4
Solved
The basic example:
var b = 10;
var c = b;
b++;
console.log(b,c);
>> 11 10
c looks like a copy of b.
But in another case:
var x = {};
var y = x;
x.abc = 10;
console.log(x.abc, y.abc);
&...
Rackety asked 9/1, 2012 at 17:18
5
Solved
In a piano app, I'm assigning the coordinates of the black keys.
Here is the line of code causing the error.
'blackKey' and 'whiteKey' are both customViews
blackKey.center.x = (whiteKey.frame.ori...
Parik asked 16/8, 2011 at 6:35
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