Top "Expression" questions

Combination of several programming symbols and values intending to produce a result

Facial expression recognition from webcam

I am currently working on a project where I have to extract the facial expression of a user (only one …

opencv expression webcam face-detection feature-detection
Using a LINQ ExpressionVisitor to replace primitive parameters with property references in a lambda expression

I'm in the process of writing a data layer for a part of our system which logs information about automated …

c# linq lambda expression visitor
What does i = (i, ++i, 1) + 1; do?

After reading this answer about undefined behavior and sequence points, I wrote a small program: #include <stdio.h> …

c operators expression compiler-warnings comma-operator
filling a boost vector or matrix

Is there a single-expression way to assign a scalar to all elements of a boost matrix or vector? I'm trying …

c++ boost expression ublas
Boolean Expression Evaluation in Java

I'm looking for a relatively simpler (when compared with writing a parser) way to evaluate boolean expressions in Java, and …

java boolean expression evaluate
RDLC Switch Construct - is there an Else?

I have the following expression within a report: = Switch( Fields!RATE_CODE.Value = "First", " £/Week", Fields!RATE_CODE.Value = "Second", " £/…

visual-studio-2010 reporting expression rdlc
Return value of assignment operation in Java

I encountered a statement in Java while ((line = reader.readLine()) != null) { out.append(line); } How do assignment operations return a …

java expression file-handling assignment-operator
SSRS Row Number within table excluding hidden rows

I use the following expression to obtain a row number for a table in SSRS: =RunningValue(CountDistinct("Table1"),Count,"Table1") …

reporting-services expression hidden row-number ssrs-expression
Get the name of a method using an expression

I know there are a few answers on the site on this and i apologize if this is in any …

c# expression lambda
ORA-00936: missing expression oracle

I have this query SELECT DAL_ROWNOTABLE.DAL_ID FROM ( SELECT ticket.id AS "DAL_ID", ROWNUMBER ( Order By ticket.…

sql database oracle expression ora-00936