March 2025 – Page 2 – Geek Logbook

By - Geek Logbook
Posted on 2025-03-07
Posted in Others

Resolving ‘index.lock’ Issue in Git

When working with Git, you may encounter an error preventing you from switching branches or performing other operations. A common issue is the following: This typically happens when another Git process is running or if a previous operation was interrupted, leaving a stale index.lock file. How to Fix the ‘index.lock’ Error 1. Check for Running

By - Geek Logbook
Posted on 2025-03-02
Posted in Programming

Merging Data in PostgreSQL vs. MySQL: How to Handle Upserts

When working with databases, you often need to update existing records or insert new ones based on whether a match is found. In PostgreSQL, this is efficiently handled using the MERGE statement. However, MySQL does not support MERGE, so alternative approaches must be used. This post explores how to achieve the same functionality in MySQL.

By - Geek Logbook
Posted on 2025-03-01
Posted in Others

Understanding the Difference Between hostname -i and hostname -I in Linux

When working with Linux, you might come across the commands hostname -i and hostname -I, both of which return IP addresses. At first glance, they seem similar, but they serve different purposes. In this post, we’ll break down their differences and help you understand when to use each one. The Basics of hostname -i The