---
title: "Niraj Kumar Gupta (@nijicompany) | Hashnode"
description: "Developers Community. Read the latest articles by Niraj Kumar Gupta on Hashnode."
url: "https://hashnode.com/@nijicompany"
---

@nijicompany

# Niraj Kumar Gupta

@nijicompany · Bhopal,India · Joined September 2022

Developers Community

### [Getting Started with SQL: An Introduction to Relational DBMSs](https://nijicompany.hashnode.dev/getting-started-with-sql-an-introduction-to-relational-dbmss?utm_source=hashnode&utm_medium=feed)

"Stay up-to-date on the latest developments in database management systems with our blog. Learn about the various types of DBMSs, including relational, NoSQ

3 min read · [nijicompany.hashnode.dev](https://nijicompany.hashnode.dev/getting-started-with-sql-an-introduction-to-relational-dbmss?utm_source=hashnode&utm_medium=feed)

[Dec 14, 2022](https://hashnode.com/posts/getting-started-with-sql-an-introduction-to-relational-dbmss/6399aa14498565e093d5bfa9)

### [Clean Coding](https://nijicompany.hashnode.dev/clean-coding?utm_source=hashnode&utm_medium=feed)

𝗧𝗶𝗽𝘀 𝗳𝗼𝗿 𝗖𝗹𝗲𝗮𝗻 𝗖𝗼𝗱𝗲 When we code, we write it for others to read later on, not for ourselves. Even if a person is working on an individual project it’s crucial that your code is readable to another developer. 𝟭. 𝗔𝘃𝗼𝗶𝗱 𝗽𝗼𝗼𝗿 �...

2 min read · [nijicompany.hashnode.dev](https://nijicompany.hashnode.dev/clean-coding?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/clean-coding/6333e8b42e19124e9710fc47) [Sep 28, 2022](https://hashnode.com/posts/clean-coding/6333e8b42e19124e9710fc47)

### [Uber Hacked](https://nijicompany.hashnode.dev/uber-hacked?utm_source=hashnode&utm_medium=feed)

So, Uber got hacked. How did it happen? Why did it happen? Can it happen to you? How can you prevent this? Let’s find out. Uber uses Push Notification MFA(Multi-Factor Authentication). How does this work? Push MFA utilizes smartphone notifications t...

2 min read · [nijicompany.hashnode.dev](https://nijicompany.hashnode.dev/uber-hacked?utm_source=hashnode&utm_medium=feed)

[Sep 21, 2022](https://hashnode.com/posts/uber-hacked/632abdaceafb4d9467c5e1c8)

### [Java: Pass By Value or Pass By Reference](https://nijicompany.hashnode.dev/java-pass-by-value-or-pass-by-reference?utm_source=hashnode&utm_medium=feed)

Java: Pass By Value or Pass By Reference Many programmers often confuse between Java being Passed By Value or Pass By Reference. If only we could visualize our code, this won’t seem too big a problem. Let’s start with the basics. Data is shared betwe...

2 min read · [nijicompany.hashnode.dev](https://nijicompany.hashnode.dev/java-pass-by-value-or-pass-by-reference?utm_source=hashnode&utm_medium=feed)

[Sep 11, 2022](https://hashnode.com/posts/java-pass-by-value-or-pass-by-reference/631e4ac4f73f4734bc058bab)