Your question is about the operator .=. It is a shorthand to a string concatenation followed by an assignment. On assigment by operation operators There is a family of operators we can call assignment by xyz, where xyz here represents a binary operation on operands of the same type, such ...
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The this object is always a pointer to the current instance, hence why the -> operator is the only one that works. Examples: // In a header file namespace Namespace { class Class { private: int x; public: Class() : x(4) {} void incrementX(); }; } // In an implementation fi...
The other common use of MOA is to measure the accuracy of a firearm. This is where you will hear the comment that acertain handgun or rifle can achieve X MOA groups. When using MOA to describe accuracy, you would use the formula to convert inches into MOA at a known distance. Measure ...
Why reprex? Getting unstuck is hard. Your first step here is usually to create a reprex, or reproducible example. The goal of a reprex is to package your code, and information about your problem so that others can run it…
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Search by object address:You can also search for object instances by their memory address. This is useful for tracking specific objects directly. Learn more about improvements to the dotMemory profilerhere. dotTrace dotUltimate The latest update to the performance profiling tool brings: ...
In older JavaScript without the spread operator it would be function bind(functionToBind, valueToUseForThis) { return function() { functionToBind.apply(valueToUseForThis, arguments); }; } Understanding that code requires an understanding of closures but the short version is bind...
What is += used for? What does `$page -= 1` in my PHP document mean? ++and--Incrementing/Decrementing Operators Understanding Incrementing Answer below .=Assignment Operators What is the difference between .= and += in PHP? What is the .= (dot equals) operator in PHP?