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Essential Concepts for Interview Preparation Top 10 SQL Concepts for Job Interviews 1. Aggregate Functions (SUM/AVG) 2. Group By and Order By 3. JOINs (Inner/Left/Right) 4. Union and Union All 5. Date and Time Processing 6. String Proces

Founder: The app is slow. Can we just increase the server size? Backend Dev: So you want to pay more instead of fixing the problem? Founder: ...What's the problem? Backend Dev: Too many database queries, no caching, and inefficient API calls. Fo

Business Resource #1 This website is a great tool to do competitor analysis or to understand one company. Here you can see Total Visits, Bounce Rate, Avg Visit Duration, Age Distribution, Gender Distribution and many more things. Data available o

Day 4: Sorting Data with ORDER BY Hey guys, let’s make your SQL queries even more powerful with ORDER BY! This command helps you sort your results—either ascending (default) or descending. Example: SELECT name, age FROM Students ORDER BY age D

Array.reduce() is Goated the Swiss army knife Summing Numbers: Using reduce() to calculate the sum of numbers in an array. Flattening Arrays: Flattening a nested array into a single array. Grouping Objects: Grouping objects based on a speci

Security testing ensures that applications are free from vulnerabilities like SQL Injection, XSS, CSRF, and IDOR. SQL Injection occurs when unsanitized inputs allow attackers to manipulate database queries. This can be mitigated by using parameterize

I feel pride in announcing our Made in India, Real-Time Vector Database - SwarnDB. SwarnDB is a SarthiAI initiative towards an effort to create an end to end eco-system for the future of AI. We tested SwarnDB with 100K vector records of 1536 dime

Hi Everyone, I built this application and want to grow it as a startup. This is an ERP application which can manage invoices, quotations/estimates, purchases, balance payments, proforma invoices, role based dashboard and many more features. It is cu

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Apple Intelligence is here Apple's slick new AI offering, blending generative AI across devices and making privacy a big deal. ➟ Generative AI Tools: Writing tips, text summaries, and image creation with the Image Playground and Genmoji. ➟ Enhan