Before getting into example, we should know what CopyOnWriteArrayListis. It is a thread-safe variant of ArrayList and operations add, set, and so on by making a fresh copy of the underlying array.This example demonstrate about How to get element based on index in android CopyOnWriteArrayListStep 1 − Create a new ... Read More

Before getting into example, we should know what arrayblockingqueue is, it travels FIFO manner and first element going to live longest period of time and last element of the queue going to live short period of the time.This example demonstrate about How to find remaining capacity in ArrayBlockingQueue in androidStep ... Read More

To remove \r from the text, you need to use REPLACE command. The syntax is as follows −UPDATE yourTableName SET yourColumnName=REPLACE(yourColumnName, ’\r’, ’ ‘);To understand the above syntax, let us create a table. The query to create a table is as follows −mysql> create table removeDemo -> ( -> Id ... Read More

Before getting into example, we should know what arrayblockingqueue is, it travels FIFO manner and first element going to live longest period of time and last element of the queue going to live short period of the time.This example demonstrate about How to clear ArrayBlockingQueue in androidStep 1 − Create ... Read More

You will get this type of exception whenever your JDBC URL is not accepted by any of the loaded JDBC drivers by the method acceptsURL. You need to mention the MySQL JDBC driver which is as follows −The MySQL JDBC url is as follows −jdbc:mysql://localhost:3306/test?useSSL=falseThe prototype of acceptsURL is as ... Read More

Before getting into example, we should know what ConcurrentLinkedDequeis, it is unbounded deque based on linked nodes. Multiple threads can access deque elements with safety.This example demonstrate about How to add last element in android ConcurrentLinkedDequeStep 1 − Create a new project in Android Studio, go to File ⇒ New ... Read More

Before getting into example, we should know what CopyOnWriteArrayListis. It is a thread-safe variant of ArrayListand operations add, set, and so on by making a fresh copy of the underlying array.This example demonstrate about How to add element based on index in android CopyOnWriteArrayListStep 1 − Create a new project ... Read More

The statistics module of Python library consists of functions to calculate statistical formulae using numeric data types including Fraction and Decimal types.Following import statement is needed to use functions described in this article.>>> from statistics import *Following functions calculate the central tendency of sample data.mean() − This function calculates the ... Read More

One of the major concern of all IT companies in the security of there data. Multiple hashing techniques are there to project and check our data.What is HashHash is a function which takes variable length sequence of bytes as input and converts it to a fixed length sequence. However, to ... Read More

We use to generate a random number in our project for a sample data, which later can be used for testing, filled empty columns or for many other purposes, the key thing is we need to generate random data. In python, there are numerous ways to generate random data and ... Read More