Tech Skills

Data Analytics & Business Intelligence

Excel, SQL, Power BI, Tableau — turn raw data into business decisions

17,219
lessons
Skills in this topic
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Data Literacy
beginner
Write SELECT queries with JOIN and GROUP BY
Excel & Spreadsheets
beginner
Build a dynamic dashboard with pivot tables and slicers
SQL Analytics
intermediate
Write window functions (ROW_NUMBER, LAG, LEAD)
BI Tools
intermediate
Build an interactive dashboard from a SQL source
Python for Data
intermediate
Clean and transform a messy dataset with pandas
Data Storytelling
intermediate
Build a stakeholder dashboard with a narrative structure
ML for Analytics
advanced
Build a churn prediction model
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Veri Bilimi[Otomasyon] Veri ve Analitik Pipeline Yapay Zeka Dokunuşu.
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Veri Bilimi[Otomasyon] Veri ve Analitik Pipeline Yapay Zeka Dokunuşu.
Web Geliştirme Web teknolojilerinde güncel kalarak projelerinizi bir üst seviyeye...
Tavsiye Iste Performansı - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Tavsiye Iste Performansı - Detaylı Teknik Analiz Rehberi 2026
Tavsiye İste Performansı: Geçmişten Günümüze Tavsiye iste performansı, veri analitiği ve makine...
What is the difference between ETL and ELT?
Dev.to · Cliffe Okoth 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
What is the difference between ETL and ELT?
Overview In the data engineering lifecycle, various data integration processes are used to...
Tavsiye Iste Migration - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Tavsiye Iste Migration - Detaylı Teknik Analiz Rehberi 2026
Tavsiye Iste Migration: Tarihçesi ve Gelişimi Tavsiye iste migration, son yıllarda veri yönetiminde...
Başlangıç Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Başlangıç Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Başlangıç Tavsiye İste - Detaylı Teknik Analiz Rehberi 2026 Teknik Analiz Nedir? Teknik analiz,...
Your Pipeline Is 26.0h Behind: Catching Immigration Sentiment Leads with Pulsebit
Dev.to · Pulsebit News Sentiment API 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Your Pipeline Is 26.0h Behind: Catching Immigration Sentiment Leads with Pulsebit
Your Pipeline Is 26.0h Behind: Catching Immigration Sentiment Leads with Pulsebit We just...
My first data pipeline
Dev.to · Ajay M 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
My first data pipeline
Hey! I recently created my first ever data pipeline around energy information authority is the US....
Profesyonel Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Profesyonel Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Profesyonel Tavsiye İste - Detaylı Teknik Analiz Rehberi 2026 Tarihçe ve Gelişim Teknik analiz,...
SQLBiyoinformatik Clinical Veritabanları Myvariant Sorgular
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
SQLBiyoinformatik Clinical Veritabanları Myvariant Sorgular
Veritabanı Yönetimi Verimli ve güvenli veritabanı tasarımı için en iyi pratikler. ...
dbt snapshots: moving from merges to native history
Dev.to · Philip Hern 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
dbt snapshots: moving from merges to native history
a guide on using dbt snapshots to track slowly changing dimensions, including lessons learned from migrating away from custom merge strategies.
I Analyzed 7,500 Polymarket Markets — Here Is What Crashes and What Recovers
Dev.to · manja316 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
I Analyzed 7,500 Polymarket Markets — Here Is What Crashes and What Recovers
I have a database with 6.5 million price snapshots across 7,907 Polymarket markets. I built a feature...
Tavsiye Iste: A'dan Z'ye - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Tavsiye Iste: A'dan Z'ye - Detaylı Teknik Analiz Rehberi 2026
Tarihçe ve Gelişim Teknik analiz, finansal piyasalardaki fiyat hareketlerini ve işlem hacimlerini...
Index Yönetimi Entegrasyonu: Farklı Sistemlerle Uyumlu Çalışma
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Index Yönetimi Entegrasyonu: Farklı Sistemlerle Uyumlu Çalışma
Index Yönetimi: Temel Kavramlar ve Tarihçesi Index yönetimi, veritabanları ve arama motorları için...
Becoming a Google Cloud Data Engineer
Dev.to · Shehzad 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Becoming a Google Cloud Data Engineer
In the era of digital transformation, data has become one of the most valuable assets for...
LinkedIn Profile Data at Scale: Use Cases for Recruiters and Sales Teams
Dev.to · agenthustler 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
LinkedIn Profile Data at Scale: Use Cases for Recruiters and Sales Teams
If you've ever tried to build a candidate pipeline or a lead list by manually browsing LinkedIn...
Amazon Product Data: 4 Ways Sellers and Analysts Use Scraped Data
Dev.to · agenthustler 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Amazon Product Data: 4 Ways Sellers and Analysts Use Scraped Data
Selling on Amazon without data is like driving blindfolded. You can do it, but you'll crash into a...
We Analyzed 10,000 Aviator Rounds — Surprising Results for 2026
Dev.to · Léo Xavier (LelimTV) 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
We Analyzed 10,000 Aviator Rounds — Surprising Results for 2026
Independent researchers processed 8,500+ Aviator game rounds to reveal the statistical truth behind...
Understanding Pandas DataFrames (Beginner-Friendly)
Dev.to · Rounak Prasad 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Understanding Pandas DataFrames (Beginner-Friendly)
When I started learning data science, one of the first tools I came across was Pandas. At first, it...
Google Scholar Has No API Either. Here's What 5,000 Runs Taught Me
Dev.to · George Kioko 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Google Scholar Has No API Either. Here's What 5,000 Runs Taught Me
Google Scholar is the single most important search engine for academic research. Billions of papers...
Write Your SQL Like a Pro: Mastering Common Table Expressions (CTEs)
Dev.to · Vivek Kumar 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Write Your SQL Like a Pro: Mastering Common Table Expressions (CTEs)
Learn how to use SQL Common Table Expressions (CTEs) to write cleaner, more readable queries. Covers basic syntax, chaining multiple CTEs, real-world examples,
Tavsiye Iste Scripting - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Tavsiye Iste Scripting - Detaylı Teknik Analiz Rehberi 2026
Tavsiye İste Scripting Nedir? Tavsiye İste Scripting, kullanıcıların belirli veri setlerine...
SQL CASE Expressions: Write Smarter Queries with Conditional Logic
Dev.to · Vivek Kumar 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
SQL CASE Expressions: Write Smarter Queries with Conditional Logic
Go beyond the basics with SQL CASE expressions. Learn conditional aggregation, dynamic sorting, window function tricks, and common gotchas with real-world examp
Apache Parquet File Anatomy: Row Groups, Column Chunks, Pages, and Metadata Explained 🧱📦
Dev.to · Kumaravelu Saraboji Mahalingam 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Apache Parquet File Anatomy: Row Groups, Column Chunks, Pages, and Metadata Explained 🧱📦
If you use Spark, Athena, Iceberg, Snowflake, DuckDB, or Pandas, you’ve probably worked with Parquet...
Tavsiye Iste Benchmark - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Tavsiye Iste Benchmark - Detaylı Teknik Analiz Rehberi 2026
Tavsiye İste Benchmark’ın Tarihçesi ve Gelişimi Tavsiye iste benchmark, veri analizi ve kullanıcı...
Test: Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Test: Tavsiye Iste - Detaylı Teknik Analiz Rehberi 2026
Tarihsel Gelişim ve Teknik Analiz Yaklaşımları Teknik analiz, finansal piyasalarda fiyat...
Indeed Job Data: 5 Real Use Cases for Recruiters, Analysts, and Developers
Dev.to · agenthustler 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Indeed Job Data: 5 Real Use Cases for Recruiters, Analysts, and Developers
Indeed is the world's largest job board — 175 million monthly visitors, over 300 million job listings...
A Comprehensive Guide to Publishing and Embedding Power BI Reports on the Web with IFrames
Dev.to · Abdi Yussuf 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
A Comprehensive Guide to Publishing and Embedding Power BI Reports on the Web with IFrames
A Comprehensive Guide to Publishing and Embedding Power BI Reports on the Web with...
Taming the Data Chaos: A Beginner’s Guide to Apache Airflow
Dev.to · Tech Croc 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Taming the Data Chaos: A Beginner’s Guide to Apache Airflow
If you work with data long enough, you inevitably run into the “Cron Job Crisis.” It usually starts...
Demystifying Data: The Ultimate Guide to Data Analysis Tools for Every Skill Level
Dev.to · Tech Croc 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Demystifying Data: The Ultimate Guide to Data Analysis Tools for Every Skill Level
We live in an era where data is frequently called the “new oil.” But just like crude oil, raw data...
Veri BilimiSatışları Katla: Veri ve Analitik Pipeline Sektörel Çözüm.
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Veri BilimiSatışları Katla: Veri ve Analitik Pipeline Sektörel Çözüm.
Web Geliştirme Web teknolojilerinde güncel kalarak projelerinizi bir üst seviyeye...
Publishing and Embedding Power BI Reports on the Web with IFrames
Dev.to · rosemutai 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Publishing and Embedding Power BI Reports on the Web with IFrames
Microsoft Power BI is a tool created by Microsoft to turn raw data into interactive insights. The...
ETL VS ELT: WHICH ONE SHOULD YOU USE AND WHY?
Dev.to · Wangeci Ndovu 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
ETL VS ELT: WHICH ONE SHOULD YOU USE AND WHY?
If you are considering a career in data, more so, engineering and or analytics you probably have...
Veri BilimiYazılımda "Freelance" Olarak Dolarla İş Yapmanın Yolları
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Veri BilimiYazılımda "Freelance" Olarak Dolarla İş Yapmanın Yolları
Web Geliştirme Web teknolojilerinde güncel kalarak projelerinizi bir üst seviyeye...
Veri BilimiYepyeni Workflow: Müşteri Hizmetleri Chatbot Takip Sistemi
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Veri BilimiYepyeni Workflow: Müşteri Hizmetleri Chatbot Takip Sistemi
Web Geliştirme Web teknolojilerinde güncel kalarak projelerinizi bir üst seviyeye...
How to Build a Marketplace Price Tracker with Python
Dev.to · Oddshop 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
How to Build a Marketplace Price Tracker with Python
Python marketplace tools often start with a simple idea—track product prices over time. But when that...
Data Portability İncelemesi
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Data Portability İncelemesi
Data Portability Kavramı ve Önemi Data portability, kullanıcıların verilerini bir platformdan...
The New Era of Private Data
Dev.to · DataHive AI 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
The New Era of Private Data
DataHive AI released a new OpenClaw skill called Ride Receipts (DataHive Ride Insights). The skill...
Profesyonel Database Entegrasyon Rehberi
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Profesyonel Database Entegrasyon Rehberi
Temel Kavramlar ve Tanımlar Veritabanı optimizasyonu, bir veritabanının performansını artırmak...
Analytics Güvenlik ve Ölçeklenebilirlik
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Analytics Güvenlik ve Ölçeklenebilirlik
Temel Kavramlar ve Tanımlar Analitik raporlama, veri toplama, analiz etme ve sonuçları...
Power BI 2026: How Modern Finance Teams Are Cutting Manual Reporting in Half
Dev.to · Dipti 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Power BI 2026: How Modern Finance Teams Are Cutting Manual Reporting in Half
Finance teams today operate in a data-rich environment—but paradoxically, much of their reporting...
How to Publish and Embed Power BI Reports on the Web Using IFrames – A Complete Step-by-Step Guide
Dev.to · melody mulei 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
How to Publish and Embed Power BI Reports on the Web Using IFrames – A Complete Step-by-Step Guide
Introduction In today’s data-driven world, insights are only valuable when they are accessible....
Analytics Recruitment in Dubai: Challenges & How to Overcome Them
Dev.to · EliteRecruitments 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Analytics Recruitment in Dubai: Challenges & How to Overcome Them
Introduction Dubai has become a data hub overnight and organisations throughout the UAE...
A Practical DataOps Development Framework Based on WhaleStudio’s Three Layer Model
Dev.to · Apache SeaTunnel 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
A Practical DataOps Development Framework Based on WhaleStudio’s Three Layer Model
As data platforms evolve from simply “getting jobs to run” to achieving stable and reliable...
Best Tools to Automate Data Entry Tasks in 2026
Dev.to · Adesh Khamkar 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Best Tools to Automate Data Entry Tasks in 2026
Manual data entry is killing your team's productivity. Compare the best tools to automate data entry tasks in 2026, including Browzey.ai, Axiom.ai, and Skyvern.
Research Best Practices ve Modern Yaklaşımlar 2026
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Research Best Practices ve Modern Yaklaşımlar 2026
Temel Kavramlar ve Tanımlar Anketler, belirli bir konu hakkında veri toplamak için kullanılan...
Infrastructure Design for Credit Risk Modeling
Dev.to · Mary-softeng 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Infrastructure Design for Credit Risk Modeling
Common Problems Leading Institutions Face when Building Scorecards One version of the...
SQLSaaS Yazılımlarında Veritabanı Şema Değişiklikleri Yönetimi
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
SQLSaaS Yazılımlarında Veritabanı Şema Değişiklikleri Yönetimi
Veritabanı Yönetimi Verimli ve güvenli veritabanı tasarımı için en iyi pratikler. ...
Enterprise Searching Çözümleri ve Optimizasyon
Dev.to · FORUM WEB 📊 Data Analytics & Business Intelligence ⚡ AI Lesson 3mo ago
Enterprise Searching Çözümleri ve Optimizasyon
Temel Kavramlar ve Tanımlar Veri arama çözümleri, büyük ve karmaşık veri setleri içerisinde bilgi...