expression Questions
1
I have an Azure DevOps pipeline that is used to rotate some keys. There are two primary requirements -
Only rotate one key at at time.
Any key can be rotated ad-hoc through a manual run.
To do th...
Glycerite asked 20/10, 2020 at 15:57
7
Solved
I'm a newbie to Java.
I have provided a short snippet from my code for BFS.
public int bfs(Person p, Person q) {
private HashMap<Person, boolean> marked;
private int count;
marked = new...
Stone asked 19/1, 2016 at 19:34
0
Consider the following code:
struct S
{
S& operator=(const S&) = default;
};
int main()
{
&(S() = S());
}
GCC (trunk) complains with:
error: taking address of rvalue [-fpermissi...
Tit asked 19/9, 2020 at 0:39
3
Solved
I've read multiple posts and blogs similar to
Delegate-based strongly-typed URL generation in ASP.NET MVC
But none of them really quite do what I'd like to do. Currently I have a hybrid approach ...
Rigby asked 17/12, 2015 at 22:44
2
Solved
This is a follow-up my original question for how to pass an expression with subscript to a geom_text label in ggplot.
Duck provided a great solution using parse = T within the geom_text() command. ...
Indecorous asked 9/9, 2020 at 16:23
1
Solved
I am attempting to pass an expression with subscript to a single geom_text() label in ggplot. Here is my code right now:
my_exp <- expression('my_exp'[s][u][b])
my_data <-
data.frame(
var...
Tiemroth asked 9/9, 2020 at 14:15
21
Solved
I'm asking with regards to C#, but I assume it's the same in most other languages.
Does anyone have a good definition of expressions and statements and what the differences are?
Eraste asked 21/8, 2008 at 0:28
2
Solved
I'm having trouble understanding the difference between text() and node(). From what I understand, text() would be whatever is in between the tags <item>apple</item> which is apple in t...
Laxity asked 31/7, 2012 at 16:9
2
Solved
Why are they called "primary"? In the order of evaluence they are the first?
C++03 standard defines the expression in chapter 5 (Note 1):
An expression is a sequence of operators and operands ...
Pyrogallate asked 23/6, 2013 at 9:49
5
Solved
for my selenium tests I need an value provider to get a 5-digit number in every case. The problem with javascript is that the api of Math.random only supports the generation of an 0. starting float...
Endothelium asked 1/2, 2010 at 8:46
4
Solved
I'm curious how performant the Expression.Compile is versus lambda expression in the code and versus direct method usage, and also direct method calls vs virtual method calls (pseudo code):
var fo...
Sabbatarian asked 4/3, 2016 at 20:39
1
Solved
Is it possible to have a condition like an if-else or a Ternary Operator inside the
@Mapping(expression="java(...)")
I have a method that returns the last item of an ArrayList, but in ca...
Ozalid asked 26/6, 2020 at 14:31
3
Solved
Since different languages have different definitions for an expression and a statement, what is the difference between them in Dart?
Cogwheel asked 9/12, 2018 at 9:29
1
Solved
I encountered the code like below.
return new Promise(function (resolve, reject) {
if (!message) return reject(new Error('Requires message request to send'));
message = (0, _getURLJWT)(mes...
Bagatelle asked 14/6, 2020 at 0:55
11
Solved
I have a very long regular expression, which I wish to split into multiple lines in my JavaScript code to keep each line length 80 characters according to JSLint rules. It's just better for reading...
Hendrix asked 7/9, 2012 at 11:17
8
Solved
There are many algorithms to evaluate expressions, for example:
By Recursive Descent
Shunting-yard algorithm
Reverse Polish notation
Is there any way to evaluate any mathematical expression us...
Hypallage asked 17/9, 2009 at 10:27
1
Solved
Today I saw a really strange type deduction. Here is the code:
unsigned int y = 15;
int k = 5;
auto t = k - y / 2;
Since k is int, I assumed that type of t should be int too. But to my surprise,...
Ibo asked 3/5, 2020 at 18:38
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
6
I want to make a new string by replacing digits with %d for example:
Name.replace( "_u1_v1" , "_u%d_v%d")
...but the number 1 can be any digit for example "_u2_v2.tx"
Can I give replace() a wi...
Seismism asked 29/9, 2013 at 23:23
1
Solved
I have a simple arithmetic expression data structure that I want to be able to print. For sake of simplicity here I have made an example with 3 binary operations, addition, multiplication and divis...
Piwowar asked 11/4, 2020 at 15:39
5
Solved
I am trying to combine multiple expressions in R into a single expression. Ideally, I would be able to do something like this:
g <- expression(exp(a[1]*x)/(1 + exp(a[1]*x)))
h <- expression(e...
Hodeida asked 21/2, 2013 at 2:56
3
Solved
I'm trying to figure out of if there is a simple syntax for converting a Method Group to an expression. It seems easy enough with lambdas, but it doesn't translate to methods:
Given
public delega...
Britten asked 16/6, 2009 at 21:54
4
Solved
I have an api service that calls another api service. When I set up the Mock objects, it failed with an error:
NotSupportedException: expression references a method that does not belong to the m...
Anaclinal asked 4/12, 2014 at 4:8
1
Solved
I am using AgileMapper with this code:
source.Map().OnTo(target, (options) =>
options.IgnoreSources((options) =>
options.If((value) => value is null)
)
);
However, the compiler is co...
Fraction asked 10/3, 2020 at 7:55
6
Solved
I was wondering if there is any difference in the way SQL performs on these join statements:
SELECT * FROM a,b WHERE a.ID = b.ID
SELECT * FROM a JOIN b ON a.ID = b.ID
SELECT * FROM a JOIN b USIN...
Antabuse asked 13/4, 2011 at 19:8
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