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The DevHives Blog

Practical guides on learning to code, building real projects, and getting your first developer job in India. Written plainly, with the parts nobody else tells you.

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24 guides on this page
A table with an amber row highlighted, signifying the specific SQL topics you'll be tested on at 5 years experience.
career growth10 min read

SQL Server Interview Questions for 5 Years Experience (2026)

SQL Server interviews at 5 years test your ability to fix slow queries, not recite definitions. This list covers indexes, SARGability, tempdb, isolation levels, deadlocks and more, each with T-SQL examples and reasoning.

Arnab Biswas
A red LOCKED stamp, meaning GPT-6 Cyber is available only to approved defenders.
ai8 min read

GPT-6 Cyber Is Real, Rated 'Critical', and You Can't Use It Yet

OpenAI released GPT-6 Cyber on November 5, 2026, rating it 'Critical' for cybersecurity. It scored 48.5% on ExploitGym and found 81 Firefox bugs, but access is locked to approved Daybreak Red defenders only. Here's what that means for security students.

Arnab Biswas
A resume page with a blank objective section, highlighting the emptiness that must be filled in six seconds.
career growth10 min read

How to Write a Career Objective for a Resume, With Fresher Examples

Two guides say a career objective should run 2-3 sentences, about 30-50 words. This guide adds a one-sentence simplification for freshers with one degree and one project, plus 12 examples for developer, data, QA and AI roles.

Arnab Biswas
A sparkle and a code bracket, showing the AI tool generating animated GIFs for projects.
ai7 min read

ChatGPT Animated GIFs: How Students Can Use Images 2.6 Now

ChatGPT now makes animated GIFs from text or a photo with OpenAI's Images 2.6 model. Here are four ways students can use them, from README demos to study flipbooks, and the mistakes to avoid.

Arnab Biswas
A red 'NO HACK' stamp over a download icon, showing the cyber ability was deliberately left out of the open release.
ai7 min read

Kimi K3.1 Pro's open weights are released with cyber ability removed

Moonshot released Kimi K3.1 Pro's open weights with cybersecurity capability deliberately reduced. The checkpoint scores 74.7 on ExploitBench versus 100 for GPT-6 Astra, while coding stays strong at 81.0 on xdev-bench-hard. Students reach the model via API, not the 1.56 TB download.

Arnab Biswas
A table with an amber row indicating the normalized step, representing database normalization.
technology8 min read

Normalization in DBMS: Master 1NF to BCNF with SQL Examples

Normalization in DBMS means splitting one messy table into smaller linked tables so each fact is stored once. Learn 1NF, 2NF, 3NF and BCNF with a college enrolment example that shows exactly what each normal form fixes.

Arnab Biswas
Four rising steps with a flag at the top, symbolizing the four layers of Java skills to learn first.
study tips11 min read

Java Developer Skills in 2026: What Freshers Must Learn First

Fresher Java roles keep asking for Spring Boot, SQL, Docker and microservices. But you do not need all of them this month. Learn Java developer skills in four layers, starting with Core Java and SQL, and finish with one project you can explain line by line.

Arnab Biswas
A staircase with five steps and a flag at the top, representing the 50 DSA questions as a climbing path to coding round success.
career growth9 min read

50 DSA Interview Questions for 2026 Fresher Coding Rounds

The 50 DSA questions most likely to appear in 2026 IT-services and product-company coding rounds, with solutions and complexity. Start with arrays, strings, stacks and linked lists — services loops lean on them.

Arnab Biswas
A single line splitting into a falling branch and a rising one, symbolizing the claim of fewer tokens versus actual cost trade-offs.
ai7 min read

Particle-1 Token Efficiency: Cheaper Coding or Just Fewer Tokens?

Particle-1, a tuned DeepSeek V4.1 Flash, claims 45% fewer tokens on coding tasks, cutting cost per task from $0.34 to $0.22. But price per token is higher, and the numbers are unverified. Here's what you should check before switching.

Arnab Biswas
A number with a slash through it, showing the old Standard tier price is gone, replaced by Premium.
technology6 min read

Azure Databricks Standard Tier Retired: 2026 Cost Guide

Microsoft retired the Azure Databricks Standard tier on October 1, 2026, and auto-upgraded all workspaces to Premium. Here is what that means for your bill, plus four habits that keep a student project cheap.

Arnab Biswas