How can you pass a struct by reference in e, Computer Engineering

Assignment Help:

How can you pass a struct by reference in e? 

 The question is phrased in a tricky way because passing by reference is the default and only possible way to pass structs in e. In other words, each time you call a method with a struct parameter, the method gets the original copy, and any modifications it does will persist even after it returns. To pass a struct by value you can use deep_copy() to clone it. In C/C++ you could stop a calling function from modifying a parameter by explaining that function parameter as const. It is too bad that doesn't support const as well...   

 


Related Discussions:- How can you pass a struct by reference in e

What is a session in php, A session is a logical object formed by the PHP e...

A session is a logical object formed by the PHP engine to permit you to preserve data across subsequent HTTP requests. There is only one session object available to your PHP scr

What is java swing, Swing is a GUI toolkit for Java. It is one kind of the ...

Swing is a GUI toolkit for Java. It is one kind of the Java Foundation Classes (JFC). Swing haves graphical user interface (GUI) widgets such as text boxes, buttons, split-panes, a

Illustration to demonstrate design of sequential circuits, Q. Illustration ...

Q. Illustration to demonstrate design of sequential circuits? Let us take an illustration to demonstrate above process. Suppose we want to design 2-bit binary counter employing

What is instruction register, Q. What is Instruction Register? Instruct...

Q. What is Instruction Register? Instruction Register (IR): Here instructions are loaded before execution. Comments on figure above are as below: All representations are

How can we minimize problems occurring because of branch., Q. How can we mi...

Q. How can we minimize problems occurring because of the branch instructions? We may use various mechanisms which may minimize the effect of branch penalty. To keep mult

Explain the term instruction cycle, Instruction Cycle The instruction c...

Instruction Cycle The instruction cycle consists of a series of steps required for the execution of an Instruction in a program. A distinctive instruction in a program is compo

Write a verilog code to swap contents of two registers, Write  a  verilog  ...

Write  a  verilog  code  to  swap  contents  of  two registers  with  and without  a  temporary register? With temp reg : always @ (posedge clock) begin temp=b; b

Observed speedup and parallel overhead, Observed Speedup Observed speed...

Observed Speedup Observed speedup of a system which has been parallelized, is defined as:                             Granularity is one of the easiest and most extensi

Define checkbox in html, Q. Define Checkbox in html? Checkboxes are use...

Q. Define Checkbox in html? Checkboxes are used when one or more out of the group of options is to be chosen. Building Check boxes is very similar to radio buttons. Figure expl

what is polymorphism in c++, Polymorphism in C++ is the idea that a base c...

Polymorphism in C++ is the idea that a base class can be inherited by various classes. A base class pointer can point to its child class and a base class array can store dissimilar

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd