Ant's Blog

Install VS Code Download and Install VSCode from the Official Website https://code.visualstudio.com/ Install Extension Pack for Java using Extension Icon in VSCode Create a GitHub Account https://github.com/signup Install GIT Download and Install Git Software For Windows: https://git-scm.com/download/win For Mac: Open terminal and type brew install git Configure Git username and email Open git bash command window and type the following commands one by one. git config --global user.name "your GitHub username" git config --global user.email "your GitHub Email" Sign In VSCode with GitHub Select SignIn Option Choose SignIn with GitHub (This will open a new browser window with GitHub Login) Type your GitHub username and password Choose Always Allow... and Open Visual Studio Code Creating Repository Create a Java Project (Ctrl+Shift+P) in VSCode Publish to GitHub Create .gitignore by unselecting .vscode, \lib, \bin.

What is an Error in Program? Errors are mistakes in a program that prevents it from working condition. Three types of error Compile Time Error Logical Error Runtime Error This document discusses the compile time and logical errors. Unresolved compilation problem Exception in thread "main" java.lang.Error: Unresolved compilation problem This happens when the public class keyword used other than Java File Name Example: Java File Name: Employee.java but public class is EmployeeTest Solution: File must be renamed as EmployeeTest.java class Employee { private String name; public Employee ( String name ) { this .name = name; } public String toString ( ) { return "Employee [name=" + name + "]" ; } } public class EmployeeTest { public static void main ( String[] args ) { System. out .println( new Employee( "Kumar" ).toString()); } } The method is undefined Reason-1: ...

Open Powershell and Check your powershell profile path $profile Create a File if it does not exist mkdir C:\Users\anthoniraj\Documents\WindowsPowerShell\ Create a Profile File notepad C:\Users\anthoniraj\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1 Add the following script and save the content function prompt { $p = Split-Path -leaf -path ( Get-Location ) " $p > " } Restart PowerShell. Now you will see only current working directory in console.

Visual Studio Code (VS Code) is the simple and lightweight editor that can be customized for any programming language. Microsoft provides a powerful VS Code plugin for Java Development. You need a stable JDK for developing Java Project. Java Development Kit (JDK): Bell Soft OpenJDK version 17 Editor: VS Code Install Bell Soft OpenJDK Download and install OpenJDK from the official website (64-Bit Full JDK) https://download.bell-sw.com/java/17.0.3.1+2/bellsoft-jdk17.0.3.1+2-windows-amd64-full.msi After installing the JDK, Go to Command window and check the java version, java -version Setting up the VS Code Editor Download Link: https://code.visualstudio.com/download After installing VS Code, Navigate extension icon and search by typing the keyword java Install Extension Pack for Java plugin from Microsoft Create a Java Project Press Ctrl+Shift+P -> Search java in popup then choose Java: Create Java Project option Select No Build Tools Now Choose the works...

Redmine is the popular open source project management system with code review feature. We can tarck the time spent by developers for a particular project. GIT and SVN can also be linked with redmine for code review. It is complete package for managing projects in a small team size. Redmine URL Redmine is a project management web application. https://redmine.org/projects/redmine/wiki/HowTo_Install_Redmine_50x_on_Ubuntu_2004_with_Apache2 Installing dependencies sudo apt- get update && sudo apt- get upgrade -y Install required packages sudo apt install -y apache2 ruby ruby-dev build -essential libapache2- mod -passenger libmysqlclient-dev sudo apt- get install mysql- server ` Download & Extract Redmine wget http s: //redmine.org/releases/redmine- 5.0 . 1 .tar.gz` cd / opt sudo tar -xvzf ~/redmine- 5.0 . 1 .tar.gz sudo cp -r redmine / opt / Symlink to remove version reference sudo ln -s redmine-5 .0 .1 redmine Configure database Create a database a...

Python requests is a powerful library for consuming REST API methods. There are chances for throwing errors when calling these services. This error can be handled by using base Exception class import requests url = "https://reqbin.com/echo/post/json" try : re = requests. get (url, timeout= 5 ) if re.ok: print (re. text ) else : print ( "Service Unavailable!" ) except Exception: print ( "Connection Error" ) This script will handle the connection timed out error and maximum retry error. Gist URL: https://gist.github.com/anthoniraj/619bfec6dc389290aa0ccda2927163c5

Operating System : Windows 11 Processor: AMD Install NodeJS Download and install the latest LTS (Long Term Support) version of NodeJS from official website Download NodeJS After installing NodeJS, Check the following commands in Command Window node --version npm --version Now, Install Expo Command Line Interface (CLI) using npm, npm install expo-cli --global Check the version after successful installation expo --version Create a new App using expo Go to your workspace folder run expo init app_name app_name can be your favorite name of the app Open the App using VS Code Go to the App Folder cd app_name Open it with code code . Run the Demo App You should be able to use Expo App using VSCode. There is an App.js main script in the root folder Just open and explore the React Script Run the app in VSCode Terminal using expo start command Check the App Output You can simply open the app in browser to check the output. You can also install Expo Mobil...