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Learn how to perform multi-table joins in JPA using JPQL, DTOs, and QueryDSL. Explore performance tips, real-world examples, and best practices for joining three or more entities in Java applications.
Learn how to retrieve specific fields from an Elasticsearch index using Spring Boot and _source filtering. Improve performance and reduce response size with native queries and DTO mapping.
Learn how to merge, join, and concatenate Pandas DataFrames with confidence. This in-depth guide covers real-world use cases, performance tips, and data cleaning strategies for scalable and maintainable data workflows.
Discover how to implement Server-Side Rendering (SSR) with Next.js to build fast, SEO-optimized web applications. Learn best practices, examples, and strategies.
Discover Java 17’s key features, including pattern matching, text blocks, and sealed classes. Learn how these innovations enhance modern software development with practical examples.
Today, data is not just a source of information—it is the core of competitive advantage. How can we efficiently collect and utilize the massive amount of data scattered across the web? In this post, we will explore practical methods to automate data collection from websites using Python. Focusing on BeautifulSoup and Selenium, this guide will … 더 읽기
Learn how to use Hugging Face Transformers for real-world NLP tasks. This in-depth tutorial covers installation, inference, fine-tuning, optimization, and deployment.
Discover how to design scalable microservices using Go (Golang). Learn best practices for architecture, communication with REST and gRPC, security, observability, and deployment in cloud-native environments.
Learn how to build, containerize, and deploy a Go application on Kubernetes using Docker, Helm, and observability tools like Prometheus and Grafana. A complete guide for cloud-native development from local setup to GKE, EKS, and AKS deployment.
A comprehensive guide to Vue.js Composition API: learn how it compares to the Options API, understand its core concepts, and explore practical use cases for scalable front-end architecture.