Contains() method is a part of the strings package in the Go language. This post will look at the Contains() method in detail. Method declaration – func Contains(s, substr string) bool What does it do? It checks whether or not the substr passed in the arguments ( 2nd argument ) is present within the s ( 1st argument ). […]
strings.Contains() method in Golang Read More »
Strings are one of the most used data structures in almost all languages, and Golang is no exception either. Strings in the Go language are a series of bytes that usually represent text characters. The bytes in the strings can be represented in the Unicode Text using the UTF-8 encoding, because of which we can
The clear() method removes all elements from the ArrayList, or we can say it is used to clear an ArrayList in Java. In this post, we are going to discuss the clear() method of the ArrayList class in detail. Method declaration – public void clear() What does it do? – It will remove all elements
ArrayList clear() method in Java Read More »
In this post, we will look at the addAll() method of the ArrayList class in detail. There are two overloaded implementations of the addAll() method. public boolean addAll(Collection c) public boolean addAll(int index, Collection c) Let’s look at the above methods one by one. public boolean addAll(Collection c) Method declaration – public boolean addAll(Collection c)
ArrayList addAll() method in Java Read More »
add() method is used to add the elements into the ArrayList. There are two overloaded implementations of the add method for the ArrayList class. public boolean add(E e) public void add(int index, E element) Let’s look at the overloaded methods one by one public boolean add(E e) Method declaration – public boolean add(E e) What
ArrayList add() method in Java Read More »
ArrayList is a resizeable array implementation of the List interface. It implements all of the list operations and provides methods to manipulate the size of an array that is used internally to store the elements. ArrayList class is equivalent to the Vector class, except that it is unsynchronized. We can think of ArrayList as a
The isEmpty() method helps us in finding out whether a vector is empty or not. In this post, we are going to discuss the isEmpty() method of the vector class in detail. Method declaration – public synchronized boolean isEmpty() What does it do? – It tells us whether the vector is empty or not by
Vector isEmpty() method in Java Read More »
trimToSize() method is used to trim the capacity of the vector to its current size. It can be used to minimize the storage of the vector but it can also increase the amount of incremental reallocation and hence can decrease the performance. Method declaration – public synchronized void trimToSize() What does it do? – It
Vector trimToSize() method in Java Read More »
A variadic function is a function that accepts a varying number of arguments. To make the function variadic, we have to use an ellipsis ( … ) before the type of the last function parameter in the function declaration. Syntax The last parameter of the variadic function receives the variadic arguments as a slice, which
Variadic functions in Golang Read More »
We have already sorted an array in one of our previous articles and in this post, we are going to sort the slice using some inbuilt functions provided by the Go language. We will be looking at the below points in this post. How to sort a slice of integers in ascending order Sorting a
How to sort a slice in Golang? Read More »