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2329 articles

Blog illustration with latest articles, tutorials, guides, and how-to content across Linux and DevOps topics
databases

Use SQL COUNT DISTINCT Like a PRO: Don't be a Rookie

Enhance your data management prowess by mastering SQL COUNT DISTINCT. Our comprehensive guide demystifies this powerful tool, empowering you to extract unique insights and overcome common data challenges with confidence

Deepak Prasad16 min read
databases

Master SQL CASE Statement: Don't Just Be a Beginner

Unlock the full potential of your database with our expert guide on SQL Case. Learn potent strategies to navigate data complexities and revolutionize your analytical abilities. Transform the way you work with data for …

Falguni Thakker21 min read
databases

Use Triggers in SQL to avoid Database Disasters

Boost your database’s security by implementing Triggers in SQL effectively, ensuring safe and secure data management practices.

Deepak Prasad15 min read
databases

Find and Delete Duplicate Rows in SQL

Learn how to find and delete duplicate rows in SQL or completely delete records in SQL including Joins using different methods. You can also automate the duplicate removal.

Falguni Thakker17 min read
databases

How to Query Data between two Dates in SQL?

Querying data effectively is a fundamental skill when working with SQL databases. One common, yet crucial, aspect of this is understanding how to query data

Falguni Thakker10 min read
databases

How the Hell I use SQL IF Statement in SELECT

Dive deep and tame the powerful beast of sql if statement in select, mastering the art of dynamic and conditional SQL queries with ease and precision.

Falguni Thakker9 min read
devops

Master the Power of Ansible Roles: Don't be a Rookie

Learn to create ansible role from scratch with examples. Ansible playbook roles can be deployed using ansible handlers, tasks, defaults, templates directory

Deepak Prasad20 min read
databases

5 Functions to Efficiently Roundup in SQL?

Explore the dynamic capabilities of ROUNDUP in SQL to enhance numeric data precision and optimize query performance. Elevate your database operations with the mastery of ROUNDUP in SQL.

Falguni Thakker8 min read
databases

Unlock the Power of SQL UPDATE with Advanced Techniques

Learn to turbocharge your databases with optimization techniques and best practices that will make your SQL UPDATE statements more powerful and efficient.

Falguni Thakker14 min read
databases

Learn to use SQL ORDER BY like a PRO with Our Guide

Enhance your SQL queries with advanced SQL ORDER BY techniques. Elevate the efficiency and functionality of your database interactions.

Falguni Thakker11 min read
databases

Use SQL Ranking Functions Like a PRO: Don't be a Rookie

Explore the transformative potential of SQL Ranking Functions to revolutionize your database queries and analytics. Dive deep into robust strategies, avoid common mistakes, and unlock powerful, dynamic insights from your …

Falguni Thakker12 min read
databases

SQL TRUNCATE Table : Potent but Risky Command

Unlock the powerful capabilities of SQL Truncate Table to optimize database performance. Discover essential insights, best practices, and crucial considerations to master this remarkable SQL command and to use it …

Falguni Thakker10 min read
programming

Java Arguments vs Parameters: A No-Nonsense Tutorial

Discover the essential differences between Java arguments vs parameters to empower your coding journey. Dive deep into each concept, unlocking powerful insights that elevate your programming proficiency and clarity. …

Bashir Alam10 min read
programming

Golang Variable Naming Convention Guideline and TIPs

Explore the indispensable Golang Variable Naming Convention to elevate your coding practices. Dive deep into strategies that will enhance readability, improve code maintenance, and optimize programming efficiency, …

Tuan Nguyen12 min read
devops

Learn ansible.cfg Best Practices: Avoid Common Mistakes

We will explore ansible.cfg configuration file used in Ansible. This file can be located at different location while the highest precedence is given to ANSIBLE_CFG variable followed by ansible.cfg in the current …

Deepak Prasad9 min read
system-administration

How to Disconnect Hung SSH Session [100% Working]

Steps to disconnect hung ssh session. Kill ssh session. Terminate stuck ssh session. Kill unresponsive ssh session. Disconnect pssh session in Linux

Deepak Prasad14 min read
programming

7 Robust Methods to Convert Long to Integer in Java

Explore the insightful guide on how to convert long to integer in Java. Discover various methods, each detailed with thoughtful techniques and considerations, ensuring a smooth, accurate, and efficient conversion …

Deepak Prasad7 min read
databases

How to Precisely Get Date from DateTime SQL?

Discover powerful and efficient methods to get date from DateTime SQL with our insightful guide. Explore expert techniques to enhance your SQL queries, ensuring precise and reliable results when retrieving dates.

Falguni Thakker8 min read
databases

SOLVED: SQL ambiguous column name [5 Possible Causes]

ambiguous column name join, sql ambiguous column name, ambiguous column name, ambiguous column name sql, column reference is ambiguous, ms sql ambiguous column name, sql query ambiguous column name

Falguni Thakker7 min read
programming

Master Docker and Golang Usage with Best Practices

Unlock the potential of containerization in your development workflow with our powerful Docker and Golang tutorials. Elevate your coding expertise, conquer common challenges, and optimize application performance with …

Antony Shikubu12 min read
programming

Check if Key Exists in GO Map [6 Proven Methods]

We will explore following methods to check if key exists in map in golang. terate over map elements and look out for the key, Using index expression, Perform a lookup for the key inside all the map elements

Tuan Nguyen12 min read
databases

SQL CONTAINS Explained

we have covered the SQL Contains which is used to do the searching operation for a word or phrase or nearby word on a full-text index, we have started with an overview of SQL Contains, the difference between SQL LIKE and …

Falguni Thakker13 min read
programming

Crafting Perfect Code with Java Optional Parameters

implement java optional parameters in java including the overloading method, optional container object, built pattern, and varargs

Bashir Alam14 min read
programming

Master the Best Techniques for Node.js Sleep

Explore the ins and outs of Node.js sleep methods. Dive into best practices, common mistakes, and powerful techniques to optimize performance and efficiency in your applications.

Deepak Prasad12 min read
programming

Laravel add new column to existing table in Migration [SOLVED]

Adapting to changing business requirements often necessitates the modification of our database structures. This could mean adding new columns to existing

Steve Alila9 min read
programming

How to create Laravel Helper Function?

Learn how to create custom helper functions in Laravel to enhance your application's functionality. This guide provides step-by-step instructions on creating Laravel helpers.

Steve Alila6 min read
programming

Making Laravel HTTP Request to External API

So, get ready to learn how to make Laravel HTTP request to external API like a pro!

Steve Alila5 min read
devops

rendered manifests contain a resource that already exists

Facing the "Error: INSTALLATION FAILED: rendered manifests contain a resource that already exists" during Helm chart installation? This comprehensive article explores the causes behind the error and offers four effective …

Deepak Prasad5 min read
programming

5 Methods to perform String Interpolation in Java

In Java, We can perform String Interpolation in Java using several ways such as Using + operator, format function, MessageFormat class, StringBuilder class, formatted function

Deepak Prasad7 min read
programming

Error: Cannot find module X in JavaScript

We can solve Error: Cannot find module by installing the missing module. We can use npm tool to install the mising module.

Olorunfemi Akinlua12 min read