Recent questions tagged variables

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variables - Host Association vs Use Association in Fortran

Are there any "general rules" as to when one is preferable to the other? The context of this question is: I ... go for one over the other? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Neat way to define a long parameter vector in fortran

Well, I've this problem now. I've a (huge) set of parameters I'd like to organize in a vector. Of course ... it values? Thank you for your time. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Cross Browser Valid JavaScript Names

Before you quickly post with "RTFM" or with a bunch of links I have visited, I am fully aware of the ... list of variable names to avoid? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Many ways of defining a Swift dictionary

In swift there are quite a few ways on defining a dictionary. So, are all of these identical? var dic1 = Dictionary< ... Int> = [String: Int]() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - in bash, heredoc inside function returns syntax error

I have the following function: #!/bin/bash get_instance{ dbname=$(sqlplus -s / as sysdba<<EOF set pages 0 set ... /test.sh: line 10: `)' See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Finding out reason of Pyomo model infeasibility

I got a pyomo concrete model with lots of variables and constraints. Somehow, one of the variable inside my model ... const2" at the same time. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - What does the symbol ? mean in a URL?

What does the symbol ? mean in a URL? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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608 views

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variables - Mysql - reusing calculated values

I don't know exactly how to word this question but here it is. I want to reuse values that i calculated in ... )/SUM(t1.totalEvents)*100,2) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Simple Question: How to split date (08-17-2011) into month, day, year? PHP

I have a variable called $orderdate and it is set to a date format like this mm-dd-yyyy. In PHP how would ... , $year? Thanks for your help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - What's the difference between a string and an array of characters in Javascript?

When I checked if these two were equal, they apparently weren't. Can someone explain why? var string = "Hello" ... Such fast help. Thanks guys. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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647 views

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variables - Why compiler is not giving error when signed value is assigned to unsigned integer? - C++

I know unsigned int can't hold negative values. But the following code compiles without any errors/warnings. unsigned ... the warning level 4. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - refer to range of columns by name in R

I need help with something that might be fairly simple in R. I want to refer to a range of columns in a ... to a variable name in R? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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536 views

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variables - Can global constants be declared in JavaScript?

If so, what is the syntax for such a declaration? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables - Why SQL Server throws Arithmetic overflow error converting int to data type numeric?

I have an error being thrown by SQL Server Management Studio when running this code: declare @percentage numeric(3, ... for numeric data type? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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409 views

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variables - Understanding python's name binding

I am trying to clarify for myself Python's rules for 'assigning' values to variables. Is the following ... location Output: 23093448 23093448 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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448 views

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variables - Understanding python's name binding

I am trying to clarify for myself Python's rules for 'assigning' values to variables. Is the following ... location Output: 23093448 23093448 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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503 views

1 answer

variables - Can global constants be declared in JavaScript?

If so, what is the syntax for such a declaration? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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674 views

1 answer

variables - Why SQL Server throws Arithmetic overflow error converting int to data type numeric?

I have an error being thrown by SQL Server Management Studio when running this code: declare @percentage numeric(3, ... for numeric data type? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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454 views

1 answer

variables - Understanding python's name binding

I am trying to clarify for myself Python's rules for 'assigning' values to variables. Is the following ... location Output: 23093448 23093448 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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557 views

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variables - C# reference assignment operator?

for example: int x = 1; int y = x; y = 3; Debug.WriteLine(x.ToString()); Is it any reference operator instead of " ... to 3 , if i assign y =3 . See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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513 views

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variables - In Javascript, <int-value> == "<int-value>" evaluates to true. Why is it so?

If I do 0 == "0" it evaluates to true. Try, if( -777 == "-777" ) alert("same"); alert happens. And, ... ); alert doesn't happen. Why is it so? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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529 views

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variables - What is the best way to define a global constant in PHP which is available in all files?

What is the best way to define a constant that is global, i.e., available in all PHP files? UPDATE: ... ? Can they be used interchangeably? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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849 views

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variables - How to pass parameters or arguments into a gradle task

I have a gradle build script into which I am trying to include Eric Wendelin's css plugin - http://eriwen. ... ( Any help very much appreciated; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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711 views

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variables - What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?

Is there any differences in invoking variables with syntax ${var} and $(var)? For instance, in the way the ... will be expanded or anything? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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variables expansion inside for in batch

I am new to batch and I don't understand when to use late variable expansion or normal expansion. Below I ... expansion inside the for? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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495 views

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variables - How can I modify function bindings in Common Lisp?

Here is something you can do in Scheme: > (define (sum lst acc) (if (null? lst) acc (sum (cdr lst ... binding of a function defined with defun? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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495 views

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variables - jQuery passing element ID into jquery statement?

I'd like to pass the ID of an element into a function which then calls jQuery. However, I'm stumped as ... that to work inside the statement. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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514 views

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variables - How does --$| work in Perl?

Recently I came across this way to filter out every second value of a list: perl -E 'say grep --$|, 1..10' 13579 How does it work? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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