Technical blog covering software architecture, backend development, and AI.https://earezki.com/en-ushttps://earezki.com/codexity-part8-complete/https://earezki.com/codexity-part8-complete/The final chapter. Assemble every module into a running application. Complete source code, Docker deployment, configuration, testing, and performance tuning for the full Codexity answer engine.Tue, 27 Oct 2026 00:00:00 GMThttps://earezki.com/codexity-part7-sse-streaming/https://earezki.com/codexity-part7-sse-streaming/Implement production-grade SSE streaming in FastAPI. Handle connection drops, heartbeats, backpressure, error recovery, and the HTTP details that make streaming reliable.Tue, 06 Oct 2026 00:00:00 GMThttps://earezki.com/codexity-part6-small-models/https://earezki.com/codexity-part6-small-models/Run a quantized 7B model locally to generate cited answers from scraped web content. Choose between Qwen, Mistral, Phi, and Llama models. Build prompts that make small models behave like large ones.Tue, 15 Sep 2026 00:00:00 GMThttps://earezki.com/codexity-part5-content-processing/https://earezki.com/codexity-part5-content-processing/Take raw scraped text from 12 web pages and transform it into a focused context window for an LLM. Chunk text, score relevance with BM25, select the best fragments, and format them with source citations.Tue, 25 Aug 2026 00:00:00 GMThttps://earezki.com/codexity-part4-web-scraping/https://earezki.com/codexity-part4-web-scraping/Fetch and extract content from 15 web pages concurrently. Handle JavaScript rendering with Playwright, dodge anti-bot systems, rotate proxies, and strip HTML down to clean text using readability-lxml and BeautifulSoup.Tue, 04 Aug 2026 00:00:00 GMThttps://earezki.com/codexity-part3-web-search/https://earezki.com/codexity-part3-web-search/Fire multiple search queries in parallel using DuckDuckGo's Python library and asyncio. Handle rate limiting, deduplicate results, and build a resilient search layer that does not depend on paid APIs.Tue, 14 Jul 2026 00:00:00 GMThttps://earezki.com/codexity-part2-query-rewriting/https://earezki.com/codexity-part2-query-rewriting/A user types a vague question. The query rewriter transforms it into targeted search queries using a local LLM. We cover intent classification, query decomposition, and prompt engineering that actually works with small models.Tue, 23 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-04-microsoft-build-event/https://earezki.com/ai-news/2026-06-04-microsoft-build-event/A breakdown of the major announcements from Microsoft Build 2026, including their new MAI models for AI independence, a custom OS for agent workloads, and developer-focused improvements to Windows 11.Thu, 04 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-characterize-the-aws-graviton-memory-subsystem-using-asct/https://earezki.com/ai-news/2026-06-03-characterize-the-aws-graviton-memory-subsystem-using-asct/Analysis of AWS Graviton4 reveals a 79.8% increase in L1 data architectural efficiency over Graviton2 using the Arm System Characterization Tool.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-how-javascript-asynchronous-processing-actually-works/https://earezki.com/ai-news/2026-06-03-how-javascript-asynchronous-processing-actually-works/Understand the interaction between the Call Stack, Microtask Queue, and Event Loop to optimize JavaScript asynchronous execution.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-how-unclear-responsibilities-add-to-technical-debt-on-all-levels-of-seniority/https://earezki.com/ai-news/2026-06-03-how-unclear-responsibilities-add-to-technical-debt-on-all-levels-of-seniority/Unclear responsibilities lead to random decision-making, with a statistical 50% chance of decisions misaligning with business goals and increasing technical debt.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-how-v8-optimizes-javascript-under-the-hood/https://earezki.com/ai-news/2026-06-03-how-v8-optimizes-javascript-under-the-hood/Explore how the V8 engine uses Ignition and TurboFan to transform dynamic JavaScript into optimized machine code via JIT compilation.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-i-built-a-rust-cli-because-i-kept-forgetting-to-open-my-todo-app/https://earezki.com/ai-news/2026-06-03-i-built-a-rust-cli-because-i-kept-forgetting-to-open-my-todo-app/Gennaro Biondi develops Amnosia, a Rust CLI tool that automates task visibility by integrating directly into the terminal shell startup.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-i-changed-how-i-write-acceptance-criteria-and-my-ai-agent-stopped-building-the-wrong-thing/https://earezki.com/ai-news/2026-06-03-i-changed-how-i-write-acceptance-criteria-and-my-ai-agent-stopped-building-the-wrong-thing/Kunal Sharda explains how shifting from prose to 'Given/When/Then' specifications prevents AI agents from building plausible but incorrect features.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-incident-command-the-skills-they-dont-teach-you/https://earezki.com/ai-news/2026-06-03-incident-command-the-skills-they-dont-teach-you/Incident command is emotional labor disguised as technical work, focusing on cadence and mitigation over root cause analysis during outages.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-multi-agent-ai-is-ready-your-workflow-infrastructure-isnt/https://earezki.com/ai-news/2026-06-03-multi-agent-ai-is-ready-your-workflow-infrastructure-isnt/CTO Anuar Ustayev reports a workflow shift to 80% planning and 20% debugging after adopting multi-agent AI orchestration.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-the-websocket-auth-problem-cookies-vs-bearer-tokens/https://earezki.com/ai-news/2026-06-03-the-websocket-auth-problem-cookies-vs-bearer-tokens/Learn why the native browser WebSocket API's lack of custom header support makes HTTP-only cookies the superior choice for secure authentication.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-03-why-your-test-suite-starts-failing-six-months-later-and-what-to-do-about-it/https://earezki.com/ai-news/2026-06-03-why-your-test-suite-starts-failing-six-months-later-and-what-to-do-about-it/Learn how to eliminate maintenance drag and flaky tests to restore team trust in CI pipelines when suites start failing six months post-deployment.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-aapl/https://earezki.com/ai-financial-news/2026-06-03-aapl/Apple maintains strong fundamentals with 46.9% gross margins, $98.8B free cash flow, and 141% ROE. News is overwhelmingly bullish (100%) with a clear near-term catalyst: WWDC (June 8) featuring Siri AI overhaul and iOS 27. However, the stock trades near its average analyst target ($310.51 vs $310.26 current), and the current ratio is below 1.0. RSI at 64 suggests upward momentum but not overbought. The 5-day prediction is 'increase' driven by the WWDC catalyst, with moderate confidence given valuation anchoring and liquidity risk.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-abvx/https://earezki.com/ai-financial-news/2026-06-03-abvx/Based on mixed news sentiment, contradictory signals between bullish trial results and safety concerns, and an oversold RSI with no imminent catalyst, the stock is predicted to trade sideways over the next 5 days. The 24% bounce on June 3 already priced in the positive ABTECT data, while uncertainty over malignancy cases and an ongoing investigation caps upside.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-amzn/https://earezki.com/ai-financial-news/2026-06-03-amzn/Comprehensive quantitative analysis of AMZN based on financial data and recent news, following strict methodology. Prediction: increase over 21-day horizon with moderate confidence due to bullish catalysts and oversold technicals.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-googl/https://earezki.com/ai-financial-news/2026-06-03-googl/Comprehensive quantitative analysis of GOOGL based on financial data and structured news, following strict methodological rules.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-lunr/https://earezki.com/ai-financial-news/2026-06-03-lunr/LUNR shows strong narrative momentum from acquisitions and guidance, but the underlying financial data reveals deep losses, negative equity, and cash burn. The stock is trading in a neutral RSI zone with no imminent catalysts, leading to a sideways prediction for the next 5 trading days.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-msft/https://earezki.com/ai-financial-news/2026-06-03-msft/Microsoft is positioned for a continued short-term rally driven by the Build conference, AI PC announcements, and strong recent earnings. The stock has momentum and remains undervalued relative to analyst targets.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-nvda/https://earezki.com/ai-financial-news/2026-06-03-nvda/Quantitative analysis of NVIDIA Corporation based on financial data, structured news, and a rigorous methodological framework.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-nvts/https://earezki.com/ai-financial-news/2026-06-03-nvts/Comprehensive quantitative analysis of NVTS based on financial data and structured news as of 2026-06-03.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-onds/https://earezki.com/ai-financial-news/2026-06-03-onds/Ondas shows strong revenue growth and a bullish acquisition (Omnisys), but faces dilution risks from share resales and authorized share increase, negative cash flow, and deeply negative margins. Sentiment is mixed, and contradictions between fundamentals and technicals reduce conviction. Near-term catalysts are balanced, leading to a sideways prediction.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-03-tsla/https://earezki.com/ai-financial-news/2026-06-03-tsla/Quantitative analysis of TSLA based on financial data and structured news, following strict methodology.Wed, 03 Jun 2026 00:00:00 GMThttps://earezki.com/codexity-part1-architecture/https://earezki.com/codexity-part1-architecture/The first chapter in a series on building a Perplexity-style answer engine from scratch in Python. We lay out the full architecture, set up the project skeleton, and understand every component before writing a single line of business logic.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-anthropic-gave-the-failure-mode-i-kept-hitting-with-claude-code-a-name-agentic-technical-debt/https://earezki.com/ai-news/2026-06-02-anthropic-gave-the-failure-mode-i-kept-hitting-with-claude-code-a-name-agentic-technical-debt/Anthropic identifies 'agentic technical debt' as a compounding failure mode where AI agents drift from established architectures across sessions.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-como-desenvolvi-meu-tcc-um-vaso-inteligente-para-monitoramento-e-irrigao-automtica-de-plantas/https://earezki.com/ai-news/2026-06-02-como-desenvolvi-meu-tcc-um-vaso-inteligente-para-monitoramento-e-irrigao-automtica-de-plantas/A full-stack IoT implementation integrating NodeMCU, Raspberry Pi, and Laravel to automate plant irrigation based on real-time soil moisture data.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-desenvolvendo-uma-plataforma-em-parceria-com-a-unicef-uma-experincia-de-engenharia-impacto-social-e-decises-de-arquitetura-em-produo-real/https://earezki.com/ai-news/2026-06-02-desenvolvendo-uma-plataforma-em-parceria-com-a-unicef-uma-experincia-de-engenharia-impacto-social-e-decises-de-arquitetura-em-produo-real/A technical deep dive into building a child development monitoring platform for UNICEF using Vue 3 and Atomic Design in Tarumã, São Paulo.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-i-measured-mcp-vs-a-cli-for-agent-search-the-mcp-used-17x-more-tokens-per-call/https://earezki.com/ai-news/2026-06-02-i-measured-mcp-vs-a-cli-for-agent-search-the-mcp-used-17x-more-tokens-per-call/A comparison of SerpApi MCP and a custom CLI reveals that MCP can use 17x more tokens per call for stateless search tasks.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-kafka-for-data-engineers-core-concepts-kraft-and-the-patterns-that-actually-work/https://earezki.com/ai-news/2026-06-02-kafka-for-data-engineers-core-concepts-kraft-and-the-patterns-that-actually-work/Kafka 4.0 removes ZooKeeper entirely in favor of KRaft, introducing incremental rebalances to eliminate stop-the-world processing gaps.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-migrando-uma-aplicao-vue-2-legada-de-webpack-2-para-vite-um-guia-prtico-baseado-em-problemas-reais/https://earezki.com/ai-news/2026-06-02-migrando-uma-aplicao-vue-2-legada-de-webpack-2-para-vite-um-guia-prtico-baseado-em-problemas-reais/A practical guide to replacing Webpack 2 with Vite in legacy Vue 2 applications without interrupting product development.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-the-five-engineering-archetypes/https://earezki.com/ai-news/2026-06-02-the-five-engineering-archetypes/Micah Breedlove challenges the 'mythical engineer' trope by defining five complementary technical archetypes essential for software system survival.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-trust-but-verify-fighting-credential-fraud-with-solana/https://earezki.com/ai-news/2026-06-02-trust-but-verify-fighting-credential-fraud-with-solana/Veryfy leverages Solana's PDA architecture to replace siloed professional licenses with an on-chain, tamper-proof verification protocol.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-vsx-pulse-tracking-open-vsx-download-trends/https://earezki.com/ai-news/2026-06-02-vsx-pulse-tracking-open-vsx-download-trends/VSX Pulse transforms cumulative Open VSX metadata into time-series download trends and version activity tracking.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-02-what-it-takes-to-be-a-player-in-the-international-ai-game/https://earezki.com/ai-news/2026-06-02-what-it-takes-to-be-a-player-in-the-international-ai-game/Songyee Yoon of PVP discusses the technical requirements for international AI companies, focusing on local language adaptation and semiconductor supply chains.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-aapl/https://earezki.com/ai-financial-news/2026-06-02-aapl/Comprehensive quantitative analysis of Apple Inc. based on financial data and recent news. Despite strong fundamentals and bullish sentiment, the lack of a near-term 5%+ catalyst and overbought technicals support a sideways prediction over the next 21 days.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-abvx/https://earezki.com/ai-financial-news/2026-06-02-abvx/Comprehensive quantitative analysis of ABVX based on financial data and structured news as of June 2, 2026.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-amzn/https://earezki.com/ai-financial-news/2026-06-02-amzn/A quantitative analysis of AMZN incorporating financial data, structured news sentiment, and catalyst evaluation to forecast short-to-medium-term price direction.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-celc/https://earezki.com/ai-financial-news/2026-06-02-celc/Comprehensive analysis of Celcuity Inc. based on financial data and news sentiment, following strict quantitative methodology.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-googl/https://earezki.com/ai-financial-news/2026-06-02-googl/Alphabet faces short-term downside risk due to a massive $80 billion equity offering announced today, causing dilution concerns. Despite strong fundamentals and bullish analyst consensus, the immediate catalyst of the discounted placement to Berkshire Hathaway is likely to pressure the stock in the next 5 days. RSI at 32.6 indicates oversold conditions, but the equity raise overrides technical bounces in the very short term.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-legn/https://earezki.com/ai-financial-news/2026-06-02-legn/Comprehensive prediction for LEGN based on financial data, structured news, and strict quantitative methodology. Strong bullish sentiment from recent ASCO catalysts and analyst upgrades, but overbought RSI and negative cash flows introduce contradictions. Prediction: increase over 5-day horizon with moderate confidence.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-mrvl/https://earezki.com/ai-financial-news/2026-06-02-mrvl/Prediction: MRVL will trade sideways over the next 5 days. Despite overwhelming bullish sentiment from analysts, technical overbought conditions (RSI 86.56), a price above the average target, and the absence of a near-term catalyst point to a period of consolidation. The stock is fully valued relative to analyst projections, and no imminent event is expected to trigger a 5% move.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-msft/https://earezki.com/ai-financial-news/2026-06-02-msft/Quantitative analysis of MSFT based on financial data and recent news. Strong bullish sentiment, robust fundamentals, and near-term catalysts support an increase prediction over a 5-day horizon.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-nvda/https://earezki.com/ai-financial-news/2026-06-02-nvda/Comprehensive financial prediction for NVDA based on rigorous quantitative methodology, incorporating financial data, structured news analysis, and strict rule-based evaluation.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-financial-news/2026-06-02-tsla/https://earezki.com/ai-financial-news/2026-06-02-tsla/Tesla shows a neutral technical setup (RSI 46) amid deteriorating fundamentals and a lack of fresh news catalysts. The stock trades above its average analyst target, and all available news is outdated. A sideways movement is the most probable outcome over the next 21 days.Tue, 02 Jun 2026 00:00:00 GMThttps://earezki.com/ai-news/2026-06-01-ai-pair-programming-isnt-autopilot-scaffolding-handyfem-and-catching-what-the-ai-threw-away/https://earezki.com/ai-news/2026-06-01-ai-pair-programming-isnt-autopilot-scaffolding-handyfem-and-catching-what-the-ai-threw-away/Constanza Diaz demonstrates how rigorous code review of AI agents prevents the loss of critical framework context during project scaffolding.Mon, 01 Jun 2026 00:00:00 GMT