Callback function is a function which is executed after the current function (i.e the currently running function) has been executed. As the name signifies Callback function is called back at some ...
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Despite being groundbreaking, smart contracts are not impervious to flaws that malevolent parties could exploit. Inadequate input validation is a prevalent weakness that enables attackers to affect ...
Abstract: The rapid rise of cyber-crime activities and the growing number of devices threatened by them place software security issues in the spotlight. As around 90% of all attacks exploit known ...
Abstract: Utility functions provide generic services that can be reused in different types of systems. Theoretically, they must be implemented in specific modules. However, it is common to find such ...
.split Identify and explain why JavaScript has first class functions Identify and explain what a higher order function is. Identify and explain what a callback function. Construct higher order ...
A callback operation in Java is one function that is passed to another function and executed after some action is completed. A callback can be executed either synchronously or asynchronously. In the ...
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