Best destination for Software Engineers in Bangladesh
Software Engineers in Bangladesh can read this post or if you are from outside of the country, you can also check this list if you are interested. So…
Palindrome checker
Check if a string i palindrome or not return true or false, def isPalindrome(s): s = s.lower() return s == s[::-1] print(isPalindrome…
OOP Concept in 2 minutes
interviewer: “You have 2 minutes. Explain all 7 of OOPS concepts to me.” My answer: Challenge accepted, Let’s go. 1️⃣ Encapsulation - Bundles data …
Leetcode questions you should learn as a software engineer
After 7+ years as a software engineer, here are the Leetcode questions Kartikey recommends you for cracking a 150K+ job offer. 🟠Master the fundamen…
Activity Tips for a Software Engineer
Here are the 100 activity tips for a Software Engineer for a healthy lifestyle. Physical Wellness: Exercise regularly Practice yoga Take long walks G…
Find Second Highest Salary using SQL query
Today I will share how to find second highest salary using SQL query of a employee table. So, first of all we can find highest salary using max(salar…
How to add Live Clock in React js
Hi there, today we will learn how to add a live clock to your react js web applications. We are going to implement this using react functional compon…
Remove Character from String
How to remove a character from a String. Suppose you are given a problem-solving coding test and said to do that. So you have to solve without using …
How to download backup PostgreSQL database
How to download backup PostgreSQL database. As we use digital ocean so have to log in to the server with the proper login credentials. So as I have a…
Git Most Used Commands
Git commands for learning. Today I'm sharing the git commands list that will be helpful for those people who use git as their code version contr…
How to restore PostgreSQL database
Today I'm going to share how to restore the PostgreSQL database. First, let me tell you what problem I have solved with it. I was working with so…
Convert Column Type in PostgreSQL
Convert a column to your desired type using the command. Suppose a numeric type column needs to convert to varchar so here it goes. alter table proj…
SQL Subquery
SQL subquery.
R8 Security for Android App Release Version APK
R8 includes a set of additional optimizations that are not enabled by default. You can enable these additional optimizations by including the followi…
Create Next js App
Create Next js web application. To create the next js app you must have installed node software. Now open folder where you want to install next js ap…
Create table in PostgreSQL with foreign key
Create a table in PostgreSQL with a foreign key. Here is how to do that easily. Remember both of the tables contains the primary key. And we need to …
Create Table In PostegreSQL using command
To create a table in PostgreSQL using the command on query tools inside pgadmin write the bellow code. Make sure you change the table name with your…
Star Color
Star Rating Star with background url and base64 coded svg just a single to use it on your code. White Star: background: url ( "data:image/sv…
flask rest api tutorial
flask rest API tutorial, let's start developing rest API using python flask. First of all make sure you have installed python and also flask. No…
MERN Stack Development
The MERN stack consists of the following technologies: MongoDB : A document-based open source database. Express : A web application framework for Nod…
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