Nov 8, 2013 · 30 <> operator means not equal to in MS SQL. It compares two expressions (a comparison operator). When you compare nonnull expressions, the result is TRUE if the left operand is not equal to the right operand; otherwise, the result is FALSE. If either or both operands are NULL, see the topic SET ANSI_NULLS (Transact-SQL). See here : Not Equal To

Aug 29, 2008 · The & operator does "run these 3 functions, and if one of them returns false, execute the else block", while the | does "only run the else block if none return false" - can be useful, but as said, often it's a design smell. There is a Second use of the | and & operator though: Bitwise Operations.

The ?? operator was added to TypeScript 3.7 back in November 2019. And more recently, the ?? operator was included in ES2020, which is supported by Node 14 (released in April 2020). When the nullish coalescing operator ?? is supported, I typically use it instead of the OR operator || (unless there's a good reason not to).

The ~ operator in C++ (and other C-like languages like C and Java) performs a bitwise NOT operation - all the 1 bits in the operand are set to 0 and all the 0 bits in the operand are set to 1. In other words, it creates the complement of the original number. For example: 10101000 11101001 // Original (Binary for -22,295 in 16-bit two's complement) 01010111 00010110 // ~Original …

Mar 17, 2011 · 56 :: is the scope resolution operator - used to qualify names. In this case it is used to separate the class AirlineTicket from the constructor AirlineTicket(), forming the qualified name AirlineTicket::AirlineTicket() You use this whenever you need to be explicit with regards to what you're referring to. Some samples: namespace foo { class bar; }

Aug 24, 2008 · In C, what is the difference between using ++i and i++, and which should be used in the incrementation block of a for loop?

Feb 12, 2012 · The -> operator is used with a pointer (or pointer-like object) on the LHS and a structure or class member on the RHS (lhs->rhs). It is generally equivalent to (*lhs).rhs, which is the other way of accessing a member.

Jun 7, 2011 · What is the ?: (question mark and colon operator aka. conditional or &quot;ternary&quot;) operator and how can I use it?

The Operators >> is the arithmetic (or signed) right shift operator. >>> is the logical (or unsigned) right shift operator. << is the left shift operator, and meets the needs of both logical and arithmetic shifts. All of these operators can be applied to integer values …

Oct 2, 2024 · 1 That is the modulo operator, which finds the remainder of division of one number by another. So in this case a will be the remainder of b divided by c.