expression Questions
2
Solved
I have a query which filters results:
public IEnumerable<FilteredViewModel> GetFilteredQuotes()
{
return _context.Context.Quotes.Select(q => new FilteredViewModel
{
Quote = q,
QuotePr...
Fetterlock asked 4/4, 2015 at 15:57
3
Solved
Given a vector of strings, I would like to create an expression without the quotation marks.
# eg, I would like to go from
c("string1", "string2")
# to... (notice the lack of '"' marks)
quote(l...
Sigmatism asked 4/2, 2013 at 23:35
6
Solved
In Grails (<2.3), if I leave grails.views.default.code='none' in the grails Config.groovy, it's up to me to HTML encode my expressions explicitly in the GSP files: ${myValue?.encodeAsHTML()}.
I...
Dictate asked 26/8, 2009 at 21:1
1
Solved
Say I have an expression:
( A >= 10 && B == 20 ) || ( C < 30 ) || ( D != 50 )
I can suggest the following JSON to store/represent this expression:
{ "filter":
[
{ "var":"A", "...
Guzel asked 29/3, 2015 at 13:43
2
Solved
I want to filter recods in OPenERP using domain filter expression
In the recored I have a field of list of users, so i want get the record where the user logged in the list
[(user.id , 'in' , 'us...
Lorelle asked 30/1, 2013 at 16:24
2
Solved
Assume I have a value x which is of some (unknown) type (especially: scalar, vector or list). I would like to get the R expression representing this value. If x == 1 then this function should simpl...
Zygotene asked 2/3, 2015 at 15:40
1
Solved
I want to apply the same aggregation to multiple data tables, without rewriting the aggregation scheme.
Consider
dt1 <- data.table(id = c(1,2), a = rnorm(10), b = rnorm(10), c = rnorm(10))
dt2...
Madra asked 26/2, 2015 at 23:2
3
Solved
I'm trying to do something like this:
<ul>
<li ng-repeat="{{myRepeatExpression}}">{{row.name}}</li>
</ul>
But because the ng-repeat logic is in the compile state of the ...
Prebo asked 31/7, 2013 at 13:6
1
Solved
Today I was debugging some code of mine that builds a few ExpressionTrees, compiles them to callable Delegates and calls them afterwards if required. While doing this I encountered a FatalExecution...
Faerie asked 25/2, 2015 at 15:3
1
As a symptom of R being a functional language, it is possible to specify many control structures using pure functional notation. For example, an if statement:
> as.list((substitute(if(a == 1) 1...
Schindler asked 4/6, 2014 at 17:7
1
Solved
I have the following code which reads an file name from the command line and opens this file:
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv){
FILE *datei;
cha...
Margarine asked 23/2, 2015 at 18:18
3
Solved
I was tampering with Expressions and I got confused at some points
We can assign same LamdaExpression to both Expression and/or Func. But we cannot assign a Func to an Expression (or an Expressio...
Athome asked 5/1, 2013 at 19:29
1
Solved
I am coding a MVC 5 internet application, and I have an expression as follows:
public Expression<Func<Account, bool>> IsExpiresDateTimeLessThanMinimumDaysLeftInFreeTrialSubscription(in...
Communize asked 4/2, 2015 at 1:44
1
So I've got an aspect with a method declared with the following expression:
@Before("execution(* aaa.bbb.ccc.*.*(..))")
This works perfectly for all classes in the package aaa.bbb.ccc. Now, howe...
Gaziantep asked 20/1, 2015 at 19:44
7
Solved
Could you please help me understand why variable a is not incremented in the first case but it is in the second case?
Case 1:
int a = 10;
a = a++;
Console.WriteLine(a); //prints 10
Case 2:
in...
Irwinirwinn asked 17/1, 2015 at 5:51
1
Solved
The screenshot says it pretty much.
I have the overloads as seen in the screenshot. When using a string as second parameter the compiler should figure out that the first argument can only be a Func...
Buy asked 12/1, 2015 at 12:22
10
Solved
I'm looking for a relatively simpler (when compared with writing a parser) way to evaluate boolean expressions in Java, and I do not want to use the JEP library.
I have a String expression like: (...
Allusion asked 15/11, 2009 at 5:26
1
Solved
I have been learning web application security penetration testing . The scenario is, there is a cross site scripting vulnerability in a test environment demo web application which is developed for ...
Courbet asked 25/12, 2014 at 14:7
1
I'm trying to write a struct to calculate the pointer offset between a base and a derived class as a constant expression in C++03. The code is as follows:
template <typename Base, typename Deri...
Vehement asked 25/12, 2014 at 10:37
3
Solved
I am trying to understand thoroughly the difference between a statement and an expression
But i am finding it confusing even after reading this answer
Expression Versus Statement
look at the follo...
Scopoline asked 22/12, 2014 at 9:49
3
can anyone help me out in solving my issue. I am using the code given below:
public IEnumerable<InvoiceHeader> Getdata(Expression<Func<InvoiceHeader, bool>> predicate)
{
return ...
Streusel asked 5/1, 2012 at 11:23
1
Given an expression foo, I could declare a top-level function
bar = foo
and get the type of foo as Type by reifying bar:
case reify 'bar of
VarI _ t _ _ -> t
Is there a direct way of gett...
Rector asked 31/1, 2014 at 21:56
1
Solved
I wanna create Func<IQueryable<TEntity>, IOrderedQueryable<TEntity>> from list of SortingItems dynamically.
I mean I wanna create the following expression:
entity => entity.Or...
Eyetooth asked 4/12, 2014 at 12:3
5
In a Matlab script I call a user-defined function (m-function). My function returns a value while printing the value to the command window using disp and/or fprintf calls.
When writing an expressi...
Soll asked 20/11, 2014 at 20:32
5
Solved
I'm working on a project involving cleaning a list of data on college majors. I find that a lot are misspelled, so I was looking to use the function gsub() to replace the misspelled ones with its c...
Thalamencephalon asked 14/3, 2011 at 18:20
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