#Dataframes

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Reels en Tendance

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#Dataframes Reel by @tom.developer (verified account) - What insight would you build? 📊 The F1 Race Replay project is becoming its own pit wall for F1 data analysis! 🏎️ I've added this new Driver Teleme
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@tom.developer
What insight would you build? 📊 The F1 Race Replay project is becoming its own pit wall for F1 data analysis! 🏎️ I’ve added this new Driver Telemetry window which allows you to view the Speed, Gears, Throttle and Braking traces coming off of the car. 📈 I wonder what awesome features we can add to this project before the start of the new season! 🏆
#Dataframes Reel by @mar_antaya (verified account) - Which one are you ready to do first? Alsooooo I cannot wait for 2026 and all of the car unveilings that are coming in the next few weeks! I'm sooo ex
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@mar_antaya
Which one are you ready to do first? Alsooooo I cannot wait for 2026 and all of the car unveilings that are coming in the next few weeks! I’m sooo excited to see the @cadillacf1 car 🏎️🥰🥹🥹 #f1 #codingprojects
#Dataframes Reel by @tom.developer (verified account) - This is huge for the F1 Python Project! 🏎️ Being able to stream data between windows enables us to build so many more insights and features to make
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@tom.developer
This is huge for the F1 Python Project! 🏎️ Being able to stream data between windows enables us to build so many more insights and features to make the project feel like a real pit wall!! 💻 I reckon this is going to get a lot of traction (pun intended) when the 2026 season starts!! 🗓️
#Dataframes Reel by @tiffintech (verified account) - Let's build a machine learning mode to make predictions about F1s upcoming Japan GP 🏎️ These are super popular projects right now (thanks ChatGPT fo
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@tiffintech
Let’s build a machine learning mode to make predictions about F1s upcoming Japan GP 🏎️ These are super popular projects right now (thanks ChatGPT for the suggestion) and I wanted to put my learnings to the test and see what I could do! GitHub for the project: GitHub.com/tiffintech/f1_predictions 💡save this so you can reference it later! Here is what is going on… 1. Data Collection - Uses FastF1 API to fetch qualifying session data - Collects data from recent 2025 races (rounds 1-4) - Includes 2024 Japanese GP data as reference 2. Data Processing - Converts lap times from timedelta to seconds - Handles missing values using SimpleImputer - Cleans and structures data for analysis 3. Model Development - Uses Linear Regression to establish baseline predictions - Features: Q1 and Q2 times - Target: Q3 times - Includes train-test split for validation 4. Performance Factors - Implements team-specific performance coefficients - Adds driver-specific performance adjustments - Base lap time calibrated to ~89.5 seconds - Includes small random variation for realism 5. Prediction System - Combines model predictions with performance factors - Accounts for 2025 driver-team combinations - Sorts and displays predicted qualifying order 6. Validation - Calculates Mean Absolute Error (MAE) - Provides R² score for model accuracy - Visualizes qualifying time distributions #tech #technology #coding #stem #developer
#Dataframes Reel by @codeera.tech - 🚨 Interview Question: Your API responds in 60ms in the US. The same request takes 600ms in Singapore. Same code. Why? What's causing this? This
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@codeera.tech
🚨 Interview Question: Your API responds in 60ms in the US. The same request takes 600ms in Singapore. Same code. Why? What’s causing this? This is not a coding issue. This is a distributed systems + network latency problem. Here’s what’s really happening in production: ⸻ 1️⃣ Network Latency (Physical Distance) • Data travels across continents • US ↔ Asia round-trip latency is high • Speed of light is a real constraint Even perfect code cannot beat geography. ⸻ 2️⃣ No Geo-Distributed Deployment • Servers hosted only in US region • Singapore users must connect cross-region • Every request adds network round-trip delay ⸻ 3️⃣ DNS & Routing Delays • Traffic may not be routed optimally • ISP routing paths differ by region • BGP routing impacts latency ⸻ 4️⃣ Database Location • App may be closer to user • But database might still be in US • Cross-region DB calls increase latency drastically ⸻ 5️⃣ CDN & Edge Caching Missing • Static & cacheable responses not served from edge • No regional cache layer Production systems use: ✅ Multi-region deployment ✅ Read replicas in each region ✅ CDN / edge caching ✅ Geo-based routing (Route53 / Cloudflare) ⸻ 🔥 Interview Ready One-Liner: Latency is not always code — it’s geography, routing, and architecture. ⸻ 💡 Please follow me for more deep dive topics Save this for senior backend interviews… #backend #systemdesign #microservices #performance #latency distributed cloud scalability techindia developers production softwareengineer
#Dataframes Reel by @informulate - Think you're data-driven just because you have reports and a database? Think again. In this episode, we explore what it really means to be data-driven
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@informulate
Think you're data-driven just because you have reports and a database? Think again. In this episode, we explore what it really means to be data-driven, focusing on culture, not just numbers. Learn how combining data with team insights can lead to powerful decisions—don’t miss out! [2m2x Ep. 114 (Air Date: 10/25/24)]
#Dataframes Reel by @irieti - Comment Link to get the code and try it yourself
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@irieti
Comment Link to get the code and try it yourself
#Dataframes Reel by @anuj_tiwari_official - This is not chaos This is mathematics at full speed A pit stop that lasts less than two seconds can decide a ten million dollar race What looks like
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@anuj_tiwari_official
This is not chaos This is mathematics at full speed A pit stop that lasts less than two seconds can decide a ten million dollar race What looks like instinct is actually algorithms running thousands of calculations every second Before the lights go out teams already know every possible outcome During the race data streams nonstop When the numbers align the call is made instantly That moment the car dives into the pit lane That is not luck That is machine learning winning races Comment F1 if you want to build and simulate this strategy yourself #formula1 #f1strategy #machinelearning #datascience #aiin sports #bayesianoptimization #motorsporttech #codingprojects
#Dataframes Reel by @systemsbyakshay (verified account) - Fine-tuning LLMs on raw traffic is optimizing for frequency, not value. Not because of *noise* - but because of distribution mismatch. You're optimiz
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@systemsbyakshay
Fine-tuning LLMs on raw traffic is optimizing for frequency, not value. Not because of *noise* — but because of distribution mismatch. You’re optimizing for frequency, not value. 🔍 What actually happens in production - ~90% “Quizzing” prompts → low intent, zero business impact (“What’s the capital of France?”, jailbreak tests) - ~10% “Asking” prompts → high intent, revenue & retention (code refactors, data analysis, professional writing) Random sampling = 900K quizzing prompts + 100K asking prompts. Your model optimizes for the majority class. You’re literally training it to excel at tasks users don’t care about while being mediocre at revenue-driving tasks. ✅ Production Fix: Data Curation Pipeline Don’t fine-tune on raw traffic. Build a systematic data curation pipeline: 1️⃣ Intent classification Use BERT / few-shot LLM to label *quizzing vs asking* Signals: prompt complexity, session depth, follow-ups, dwell time 2️⃣ Quality filtering Keep only >70% “asking” confidence Remove PII, low-coherence, junk prompts 3️⃣ Stratified sampling (value-weighted) If “asking” = 10% of traffic but drives 80% retention → make it 50%+ of training 📈 Impact - 100K curated prompts > 1M random - Higher task completion & user satisfaction - Proven across GPT-3.5, LLaMA-style models 💼 Interview-ready insight “Fine-tuning should model the *ideal user*, not the average one. Raw traffic optimizes for noise. Curation aligns training with business value.” 📌 Takeaway More data ≠ better model. Better data wins — every time. 90% of production ML failures come from training distribution mismatch. 🔖 Save this. Master data curation, and you’ll outperform engineers with 10x more compute. #MachineLearning #LLM #FineTuning #DataScience #MLOps AIEngineering OpenAI Perplexity DataCuration MLInterview TechInterview ArtificialIntelligence DeepLearning NLP BigTech FAANG MLEngineer AIJobs TechCareers SoftwareEngineering ProductionML DataQuality RAG LLMTraining AIInterview InterviewPrep SeniorEngineer TechHiring
#Dataframes Reel by @cloud_x_berry (verified account) - Time Complexity Tracks! This visual explains time complexity using a race-track analogy 🏎️, making Big-O notation easy to understand at a glance. Bi
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@cloud_x_berry
Time Complexity Tracks! This visual explains time complexity using a race-track analogy 🏎️, making Big-O notation easy to understand at a glance. Big-O tells you how an algorithm scales as input grows, while runtime is just how fast it runs on a specific machine. Scaling is what matters in real systems. O(1) – Constant time 🚀 The algorithm finishes in the same time no matter how big the input is. Accessing an array index or a hash map lookup are classic examples. O(log n) – Halving the work ✂️ Each step reduces the problem size, usually by half. Binary search is the most common example. As data grows, time increases very slowly. O(n) – Linear time ➖ The algorithm processes each element once. Iterating through a list or array is a typical O(n) operation. O(n log n) – Smart divide 🧠 The problem is split and processed efficiently. Sorting algorithms like merge sort and quicksort usually fall into this category and scale well. O(n²) – Very slow 🐢 The algorithm compares every element with every other element. Nested loops are the usual cause, and performance degrades quickly as data grows. The key takeaway: faster-looking code isn’t always better. Understanding time complexity helps you choose algorithms that scale well, not just ones that work for small inputs. #TimeComplexity #BigO #Algorithms #DSA #CodingBasics big o notation, algorithm complexity, time complexity explained, data structures and algorithms, coding performance
#Dataframes Reel by @codeera.tech - 🚨 Interview Question: An API fetches 1 MILLION records from the database. 😳 Servers start failing. How do you prevent a total crash? This is a p
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@codeera.tech
🚨 Interview Question: An API fetches 1 MILLION records from the database. 😳 Servers start failing. How do you prevent a total crash? This is a production-level scalability question. Not a coding problem — an architecture challenge. Here’s how production systems handle it: ⸻ 1️⃣ Pagination / Chunking Never fetch everything in one request. • Use LIMIT + OFFSET or cursor-based pagination • Fetch data in chunks • Stream results to client Example: Netflix / Amazon never load 1M products in one API call. ⸻ 2️⃣ Server-Side Streaming Send data progressively instead of all at once. • Spring WebFlux / Reactive Streams • gRPC streaming Reduces memory pressure on backend. ⸻ 3️⃣ Caching Hot Data Frequently requested large datasets → cache them. • Redis / Memcached • CDNs for static or read-heavy data Prevents DB overload and repeated heavy queries. ⸻ 4️⃣ Asynchronous Processing Heavy reports / analytics → process async, don’t block API. • Kafka / RabbitMQ queues • Background workers / batch jobs Users get status updates instead of crashing system. ⸻ 5️⃣ Database Optimization • Proper indexing for query • Read replicas to distribute load • Connection pooling to prevent DB saturation • Partitioning / Sharding for very large datasets Database is usually the first bottleneck. ⸻ 6️⃣ Rate Limiting & API Gateway Protect system from request floods: • API Gateway throttling • Token bucket / leaky bucket strategies Prevents spike-triggered crashes. ⸻ 7️⃣ Monitoring & Observability At 1M+ records, guessing is suicide: • Metrics: memory, CPU, query latency • Distributed tracing • Alerts for slow queries / failures Measure everything — don’t assume. ⸻ 🔥 Interview Ready One-Liner: Never fetch millions of records in a single request. Use pagination, streaming, caching, async processing, and DB optimization to keep your system alive. ⸻ Save this for senior backend interviews. #backend #systemdesign #java #scalability #microservices interviewquestions softwareengineer techindia developers production dboptimization streaming pagination

✨ Guide de Découverte #Dataframes

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#Dataframes est l'une des tendances les plus engageantes sur Instagram en ce moment. Avec plus de thousands of publications dans cette catégorie, des créateurs comme @tiffintech, @mar_antaya and @codeera.tech mènent la danse avec leur contenu viral. Parcourez ces vidéos populaires anonymement sur Pictame.

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