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Python all Python all() is a built-in function that returns True when all items in the given iterable are true, otherwise, it returns False. If the iterable object is empty, the all() function also returns True. The all() method returns:…

Internet of Things, or IoT, refers to the billions of devices around the globe that are now connected to the Internet, all accumulating and sharing the data. Thanks to the high demand for super-cheap computer chips and the omnipresence of…

If we have two arrays ( must be of the same size ) arr1 and arr2,  numpy.power() function will calculate arr1i^arr2i for each  i=0 to size_of_arrary-1. But this function is slightly different from numpy.power(). In this function, no matter…

Java provides a wrapper class Boolean in java.lang package. The Boolean Class wraps a value of the primitive type boolean in an object. An object of type Boolean contains a single field whose type is boolean. Java Boolean Class Java…

The tril() function of the Python Numpy library returns a copy of an array with the elements above the k-th diagonal zeroed. k: This parameter represents the Diagonal we require. It is an optional integer parameter, and its default value is…

Object-Oriented Programming provides lots of ideas like Polymorphism, Abstraction, Inheritance, Encapsulations, etc.  Today there are lots of Object-Oriented Programming languages are Java, C++, Python, PHP, C#, etc. The main motive of any…

Java String concat() method concatenates one string to an end of another string. The concat() method returns a string with the value of the string passed into the method, appended to the end of the string. Java string concat() Java…

Numpy exclusive-OR or XOR operator returns True when either one value is True, but not both. Numpy logical_xor Numpy logical_xor() function calculates the result of ai XOR bi for every element ai of array1 with the corresponding element…

The String compareTo() method compares the two strings lexicographically. Each character of both the strings is converted into the Unicode value for comparison. If both strings are equal, this method returns 0; otherwise, it returns the…

Python provides built-in functions for creating, writing, and reading files. Therefore, there is no need to import an external library to write files in Python programming. In this example, we will see how to write a file in Python. Two…

 This strerror() function is often compared with perror(). They both return the identical error description. The strerror() method in C++ returns the textual description of a system error code. The strerror() takes the argument: ernum, the…