Nginx as a Reverse Proxy
Configure Nginx as a reverse proxy — upstream servers, load balancing, SSL termination, WebSocket support, and caching.
·3 min read · #nginx#devops#intermediate
Blog
1745 posts · page 17 of 37
Monitoring with Prometheus and Grafana
Set up application monitoring with Prometheus and Grafana — metrics, PromQL queries, alerting rules, and building dashboards.
·3 min read · #prometheus#grafana#intermediate
Getting Started with Terraform
Learn Terraform from scratch — providers, resources, variables, state, modules, and deploying your first infrastructure as code.
·3 min read · #terraform#iac#beginners
Dockerfile Best Practices
Write production-ready Dockerfiles: layer caching, multi-stage builds, .dockerignore, security hardening, slim base images, and patterns that keep builds fast and images small.
·7 min read · #docker#dockerfile#intermediate
Docker Volumes and Persistent Storage
Manage persistent data in Docker — named volumes, bind mounts, tmpfs, backup strategies, and volume drivers for production.
·3 min read · #docker#storage#beginners
Background Tasks in FastAPI
Run work after the response: FastAPI BackgroundTasks, Celery integration, task queues, and when to use each approach for emails, webhooks, data processing, and more.
·6 min read · #fastapi#background#intermediate
FastAPI Dependency Injection
Master FastAPI's dependency injection system: Depends, sub-dependencies, database sessions, authentication, scoped dependencies, and testing with overrides.
·6 min read · #fastapi#di#intermediate
Debugging with Git Bisect
Learn to use git bisect to find the exact commit that introduced a bug. Covers manual bisect, automated bisect with scripts, and practical strategies.
·7 min read · #git#debugging#intermediate
Advanced Git Stash Techniques
Go beyond basic git stash. Learn partial stashing, stash branches, managing multiple stashes, and recovering dropped stashes.
·7 min read · #git#stash#intermediate
Git Worktrees: Work on Multiple Branches Simultaneously
Learn to use git worktrees to check out multiple branches at once without stashing or switching. Covers setup, workflows, and practical use cases.
·7 min read · #git#worktrees#intermediate
Segment Trees Explained
Master segment trees for range queries and updates. Covers build, query, update, lazy propagation, and applications for range sum, min, and max problems.
·10 min read · #dsa#segment-trees#advanced
Trie Data Structure: Implementation and Applications
Complete guide to the Trie data structure. Covers insertion, search, prefix matching, deletion, and real-world applications like autocomplete and word puzzles.
·7 min read · #dsa#trie#intermediate
Go Concurrency Patterns
Master Go concurrency — goroutines, channels, select, WaitGroups, mutexes, and common patterns like fan-out/fan-in and worker pools.
·5 min read · #go#concurrency#advanced
The context Package in Go
Master Go's context package — cancellation, timeouts, deadlines, values, and how to propagate them through your application stack.
·4 min read · #go#concurrency#intermediate
Error Handling Best Practices in Go
Write idiomatic Go error handling — wrapping, sentinel errors, custom error types, errors.Is, errors.As, and patterns for clean error flows.
·4 min read · #go#error-handling#intermediate
Go Interfaces Explained
Understand Go interfaces — implicit satisfaction, the empty interface, type assertions, interface composition, and real design patterns.
·4 min read · #go#interfaces#intermediate
Testing Strategies in Go
Write effective Go tests — table-driven tests, subtests, test helpers, mocking with interfaces, benchmarks, and integration testing patterns.
·4 min read · #go#testing#intermediate
GraphQL Resolvers: A Complete Guide
Master GraphQL resolvers: resolver functions, context, the N+1 problem, DataLoader for batching, error handling, authorization in resolvers, and performance patterns.
·8 min read · #graphql#resolvers#intermediate
GraphQL Schema Design Best Practices
Design GraphQL schemas that scale: types, queries, mutations, connections, pagination, nullability, naming conventions, and patterns for evolving your API over time.
·7 min read · #graphql#schema#intermediate
Java Optional: Avoiding NullPointerException
Learn how to use Java Optional to write null-safe code. Covers creation, chaining with map and flatMap, best practices, and common anti-patterns to avoid.
·6 min read · #java#optional#intermediate
Pattern Matching in Java
Master Java pattern matching with instanceof, switch expressions, record patterns, and guarded patterns for cleaner, more expressive conditional logic.
·8 min read · #java#patterns#intermediate
Java Streams API: A Complete Guide
Master Java Streams for functional-style data processing. Covers stream creation, map, filter, reduce, collectors, parallel streams, and performance considerations.
·7 min read · #java#streams#intermediate
Horizontal Pod Autoscaling in Kubernetes
A practical guide to Kubernetes Horizontal Pod Autoscaling: HPA resources, metrics server setup, CPU and memory-based scaling, custom metrics, scaling behavior tuning, and production best practices.
·8 min read · #kubernetes#scaling#intermediate
Ingress Controllers in Kubernetes
A practical guide to Kubernetes Ingress: Ingress resources, NGINX Ingress Controller setup, TLS termination, path-based and host-based routing, annotations, and production configuration.
·7 min read · #kubernetes#ingress#intermediate
Kubernetes Pods and Services Deep Dive
A deep dive into Kubernetes Pods and Services: pod lifecycle, multi-container patterns, init containers, probes, ClusterIP, NodePort, LoadBalancer, and service discovery.
·9 min read · #kubernetes#pods#intermediate
RBAC in Kubernetes: A Practical Guide
A practical guide to Kubernetes RBAC: Roles, ClusterRoles, RoleBindings, ClusterRoleBindings, ServiceAccounts, and real-world patterns for securing cluster access.
·8 min read · #kubernetes#security#intermediate
Iterators and Generators in JavaScript
A deep dive into JavaScript iterators and generators: the iterator protocol, Symbol.iterator, generator functions, yield, async generators, and practical patterns for lazy evaluation and data pipelines.
·11 min read · #javascript#iterators#intermediate
Web Workers in JavaScript
Run JavaScript in background threads with Web Workers — dedicated workers, shared workers, message passing, and offloading heavy computation.
·3 min read · #javascript#web-workers#intermediate
Linux Process Management
A comprehensive guide to Linux process management: ps, top, kill, signals, systemd services, cgroups, resource limits, and the tools you need to keep systems running.
·9 min read · #linux#processes#intermediate
Gradient Descent: Intuition and Implementation
Understand gradient descent intuitively — the learning rate, convergence, batch vs stochastic vs mini-batch, and optimizers like Adam.
·4 min read · #ml#optimization#intermediate
Linear Regression from Scratch in Python
Build linear regression from scratch — the math, gradient descent, cost function, and a NumPy implementation compared to scikit-learn.
·4 min read · #ml#regression#beginners
Random Forests: A Practical Guide
Master Random Forests — bagging, feature randomness, hyperparameter tuning, feature importance, and when to use them over other models.
·3 min read · #ml#random-forests#intermediate
Fine-Tuning LLMs: A Practical Guide
A hands-on guide to fine-tuning large language models using LoRA, QLoRA, and Hugging Face. Covers dataset preparation, training configuration, evaluation, and deployment considerations.
·8 min read · #llm#fine-tuning#advanced
LLM Function Calling and Tool Use
How to implement function calling and tool use with LLMs. Covers tool definitions, the execution loop, multi-turn conversations, error handling, and parallel tool calls.
·8 min read · #llm#function-calling#intermediate
Getting Structured Output from LLMs
How to reliably get JSON, typed objects, and structured data from LLMs using JSON mode, function calling, Pydantic schemas, and constrained generation with the Outlines library.
·7 min read · #llm#structured-output#intermediate
LLM Tokenization Explained
How LLMs break text into tokens using BPE, SentencePiece, and tiktoken. Covers vocabulary construction, token limits, and practical implications for prompt engineering.
·7 min read · #llm#tokenization#intermediate
Authentication Patterns in Next.js
A practical guide to authentication in Next.js: NextAuth.js setup, middleware-based auth, server component auth checks, JWT vs session strategies, and protecting routes at every level.
·9 min read · #nextjs#auth#intermediate
Caching Strategies in Next.js
A practical guide to Next.js caching: the data cache, full route cache, router cache, revalidation strategies, cache tags, and how to control caching behavior at every level.
·10 min read · #nextjs#caching#intermediate
Next.js Middleware: A Complete Guide
Everything you need to know about Next.js middleware: how it works, matchers, redirects, rewrites, authentication checks, geolocation, rate limiting, and common patterns for production apps.
·10 min read · #nextjs#middleware#intermediate
Parallel Routes in Next.js
A complete guide to parallel routes in Next.js App Router: @slots, simultaneous rendering, conditional slots, loading and error states, intercepting routes, and advanced layout patterns.
·8 min read · #nextjs#routing#advanced
Node.js Clustering for Performance
Scale Node.js applications across CPU cores with the cluster module. Covers worker management, load balancing, zero-downtime restarts, and PM2.
·6 min read · #nodejs#clustering#advanced
Event Emitters in Node.js
Understand the EventEmitter pattern in Node.js. Covers custom emitters, error handling, async events, memory leaks, and real-world patterns.
·6 min read · #nodejs#events#intermediate
Node.js Native Test Runner
Learn to write tests with Node.js built-in test runner. Covers test organization, assertions, mocking, subtests, code coverage, and watch mode.
·7 min read · #nodejs#testing#intermediate
Node.js Streams: A Practical Guide
Master Node.js streams for efficient data processing. Covers readable, writable, transform, and duplex streams with real-world examples.
·7 min read · #nodejs#streams#intermediate
Python asyncio Tutorial
Learn Python's asyncio — coroutines, tasks, event loops, async generators, and building concurrent I/O-bound applications.
·3 min read · #python#async#intermediate
Python Dataclasses: A Complete Guide
Master Python dataclasses — automatic __init__, __repr__, ordering, immutability, default factories, and post-init processing.
·3 min read · #python#dataclasses#intermediate
Advanced Python Decorators
Go beyond basic decorators: decorator factories, class decorators, functools.wraps, stacking behavior, and real-world patterns used in production Python code.
·7 min read · #python#decorators#advanced
Python Generators Deep Dive
A thorough exploration of Python generators: yield mechanics, send and throw, generator pipelines, memory efficiency, coroutine basics, and practical patterns.
·8 min read · #python#generators#intermediate