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Monday, December 16, 2024

Inversion of control(IOC) and Dependency Injection(DI) in Spring Framework

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In this tutorial, we will learn the basic concept of Inversion of control and Dependency Injection. The core of the spring framework is bas...
Thursday, November 14, 2024

How to install oracle database on Ubuntu system with Docker

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In this tutorial, we are going to learn how to install the Oracle database on the Ubuntu system. - Prerequisites Docker needs to be instal...
Wednesday, November 13, 2024

How to remove docker containers and images

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In this tutorial, we are going to learn how to remove the docker containers and images Initially, list all the containers that use the dock...
Tuesday, November 12, 2024

How to install and start Redis server for Ubuntu system

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If the Redis server is not installed on the system install it. For the Ubuntu system use the following command sudo apt-get update sudo apt...
Monday, August 28, 2023

Caused by java.io.IOException: CreateProcess error=206, The filename or extension is too long

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While working on Java gradle project sometimes we might get the following error in Windows system: Caused by: java.io.IOException: CreatePr...
Tuesday, August 23, 2022

How to setup auto renewable free SSL certificate using Lets Encrypt and Nginx on Ubuntu machine

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In this tutorial, we are going to set up free SSL auto-renewable Let's Encrypt along with Nginx. Prerequisites: Before we start setup,...

Mail Sending Issue in Java Application

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Sometimes while sending the mail in the Java application we might get the following issue. org.springframework.mail.MailSendException: Mail...
Tuesday, August 16, 2022

Convert Date to Pretty Time in Grails and Groovy

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In this tutorial, we will learn how to convert Java Date to pretty time like moments ago, 1 hour ago, 1 week ago, 1 month ago, 1 year ago, a...
Monday, August 15, 2022

Convert Java Date to Pretty Time in Java

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In this tutorial, we will learn how to convert Java Date to pretty time like moments ago, 1 hour ago, 1 week ago, 1 month ago, 1 year ago, a...
Thursday, August 11, 2022

Java format date string to date and vice versa

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This is a quick tutorial on formatting date in the string to java Date and Date to a date in string. Let's create a sample Java class c...
Friday, July 29, 2022

How to grant privileges Mysql user for remote host machine

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In this tutorial, we will learn how to grant privileges MySQL users for remote host/ip_address of the machine SSH into remote server: Firs...
Wednesday, July 27, 2022

Install Mysql in Docker on Ubuntu Linux server

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In this tutorial, we will learn how to install Mysql on Docker. Please follow the steps to install docker using this tutorial Install Docke...

Install Docker on Ubuntu 20.04

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In this tutorial, we will learn how to install docker on Ubuntu Linux. Install docker using the repository: For this, first set up the rep...
Tuesday, July 26, 2022

Setup Http client for API using OkHttp in Java

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In this tutorial, we will learn how to use OkHttp for HTTP requests while consuming APIs. OkHttp is an HTTP client which will do HTTP effic...
Sunday, July 24, 2022

How to watch the change in arrays and objects in VueJs

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In this tutorial, we will learn how to watch the nested data like arrays and objects in Vue.js Watching Props Arrays: export default { n...

How to parse JSON string to Object and vice versa in Groovy Grails application

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In this tutorial, we will learn how to parse or convert the object to JSON string and JSON string to object. Convert Object to JSON String:...
Tuesday, July 19, 2022

Java round double to decimal places with up and down rounding

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This is a quick tutorial on how we can round the double or float value to x decimal places Here we are using DecimalFormat class to do so....
Saturday, July 9, 2022

Setup and run Appium for Android with Java client on Linux

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How to set up and run Appium for android apps with Java client with Emulator setup. Table Of Contents 1. Intro...

How to call parent window function from child window in javascript

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In this tutorial, we will learn how to call the parent window function from the child window in javascript. In some cases, we need to open ...

Tomcat Invalid character found in the request target

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While running an application in the tomcat server, sometimes we might get the following error. org.apache.coyote.http11.Http11Processor.ser...
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