Topics

  • AI Tools (2)
  • AutoHotkey (1)
  • Automation (3)
  • Build Your Own LLM (5)
  • Charts & Dashboards (2)
  • Deep Learning (1)
  • Essbase (3)
  • Excel Formulas (11)
  • Excel VBA (104)
  • Formula Combos (5)
  • Fun Facts (8)
  • Google Workspace (1)
  • History (3)
  • Internet & Browser (2)
  • Java (2)
  • JavaScript (2)
  • LLMs (4)
  • Machine Learning (5)
  • Office Scripts (1)
  • Oracle EPM Cloud (1)
  • Oracle Smart View (3)
  • Outlook (4)
  • Phone (2)
  • Power Automate (2)
  • Power Query & Pivots (3)
  • PowerPoint (3)
  • PowerShell (1)
  • Productivity (3)
  • Prompt Engineering (1)
  • Python (4)
  • Python Automation (2)
  • R (2)
  • RAG & Agents (2)
  • Rust (1)
  • SAP (6)
  • SAP GUI Scripting (3)
  • Science (3)
  • Security & Privacy (2)
  • SQL (3)
  • Tech Tips (1)
  • Windows (3)
  • Word (3)

Recent posts

  • Essbase Explained: Cubes, Dimensions and Why Finance Teams Love It
  • 5 Ways to Find the Last Row in Excel VBA (and When Each One Fails)
  • SAP SE16N and SQVI: Pull Table Data Without ABAP
  • Automate SAP from Excel: Run a Report and Export It with SAP GUI Scripting
  • LET and LAMBDA: Write Your Own Excel Functions (No VBA)
  • Why Do We Have Leap Years? (And Why 1900 Was Not One)

AJ's Techie & Wacky World

Excel, SAP, Oracle & automation tips — plus wacky facts

Menu

Skip to content
  • Excel
    • Charts & Dashboards
    • Excel Formulas
    • Excel VBA
    • Formula Combos
    • Power Query & Pivots
    • Excel VBA Course
  • Office
    • Google Workspace
    • Outlook
    • PowerPoint
    • Word
  • Coding
    • Java
    • JavaScript
    • PowerShell
    • Python
    • R
    • Rust
    • SQL
  • AI & ML
    • AI Tools
    • Build Your Own LLM
    • Deep Learning
    • LLMs
    • Machine Learning
    • Prompt Engineering
    • RAG & Agents
    • Build Your Own LLM Course
  • SAP & Oracle
    • Essbase
    • Oracle EPM Cloud
    • Oracle Smart View
    • SAP
  • Automation
    • AutoHotkey
    • Office Scripts
    • Power Automate
    • Python Automation
    • SAP GUI Scripting
  • Tech Tips
    • Internet & Browser
    • Phone
    • Productivity
    • Security & Privacy
    • Windows
  • Wacky World
    • Fun Facts
    • History
    • Science
    • All Wacky Facts
  • Tools
    • VBA Playground
    • Formula Lab
    • VBA Bug Hunt
    • Macro Recorder
    • SQL Playground
    • Date & Workday Calculator
    • Excel Shortcut Trainer
    • VBA Quiz
    • Formula Explainer
    • EMI & SIP Calculator
    • Regex Tester
    • CSV to SQL Converter
    • VBA Code Formatter
    • Office Shortcut Finder
  • About
  • Projects

Using AI to Write Excel Formulas: A Safe 5-Step Checklist

25 Jun 2024 · AI Tools · 2 min read

Using AI to Write Excel Formulas: A Safe 5-Step Checklist

AI assistants are great at Excel formulas — when you give them the right details and test the result. A five-step checklist with an…

Read article →
25 June 2024 by Atul Vij AI Tools

MaxL Basics: Automate Essbase Data Loads and Calculations

MaxL Basics: Automate Essbase Data Loads and Calculations

24 Jun 2024 · Automation · 2 min read

MaxL Basics: Automate Essbase Data Loads and Calculations

Use MaxL scripts to automate Essbase: log in, clear and load data with a rules file, run a calculation and log errors — with…

Read article →
24 June 2024 by Atul Vij Automation, Essbase

12 Windows Shortcuts I Use Every Day (Most People Know Only 3)

12 Windows Shortcuts I Use Every Day (Most People Know Only 3)

21 May 2024 · Productivity · 2 min read

12 Windows Shortcuts I Use Every Day (Most People Know Only 3)

Twelve Windows 10/11 keyboard shortcuts that save real time every day — clipboard history, screenshots, snapping windows, virtual desktops and more.

Read article →
21 May 2024 by Atul Vij Productivity, Windows

AutoHotkey: Text Expansion and Hotkeys That Save Hours Every Week

AutoHotkey: Text Expansion and Hotkeys That Save Hours Every Week

14 Apr 2024 · AutoHotkey · 2 min read

AutoHotkey: Text Expansion and Hotkeys That Save Hours Every Week

Use AutoHotkey v2 on Windows to expand abbreviations into full text, insert today’s date, and launch apps with shortcuts — with a starter script…

Read article →
14 April 2024 by Atul Vij AutoHotkey, Productivity

10 Tech Myths People Still Believe

10 Tech Myths People Still Believe

7 Apr 2024 · Fun Facts · 2 min read

10 Tech Myths People Still Believe

Incognito mode makes you anonymous, you must drain your battery, more megapixels means better photos — ten common tech myths, busted.

Read article →
7 April 2024 by Atul Vij Fun Facts, Tech Tips

Run an LLM on Your Own Laptop with Ollama (Private, Free, Offline)

19 Mar 2024 · LLMs · 2 min read

Run an LLM on Your Own Laptop with Ollama (Private, Free, Offline)

Install Ollama, run open models like Llama and Qwen locally, call them from Python and Excel-friendly scripts, and create a custom model with a…

Read article →
19 March 2024 by Atul Vij LLMs

Why 0.1 + 0.2 Is Not Exactly 0.3 (and Why Excel Sometimes Agrees)

Why 0.1 + 0.2 Is Not Exactly 0.3 (and Why Excel Sometimes Agrees)

15 Mar 2024 · Excel Formulas · 2 min read

Why 0.1 + 0.2 Is Not Exactly 0.3 (and Why Excel Sometimes Agrees)

Computers store numbers in binary, so 0.1 cannot be stored exactly. Why that makes 0.1+0.2 ≠ 0.3, how it shows up in Excel, Python…

Read article →
15 March 2024 by Atul Vij Excel Formulas, Science

Essbase Calc Scripts: FIX…ENDFIX Explained with Examples

Essbase Calc Scripts: FIX…ENDFIX Explained with Examples

7 Feb 2024 · Essbase · 1 min read

Essbase Calc Scripts: FIX…ENDFIX Explained with Examples

Learn how FIX…ENDFIX focuses an Essbase calculation on a slice of the cube, with examples for aggregation, allocation, clearing data and copying scenarios —…

Read article →
7 February 2024 by Atul Vij Essbase

Why AI Chatbots Make Things Up (and 6 Ways to Catch It)

6 Feb 2024 · LLMs · 2 min read

Why AI Chatbots Make Things Up (and 6 Ways to Catch It)

LLM "hallucinations" explained simply: why a next-token predictor can sound confident and still be wrong, and six practical habits to catch fabricated facts, formulas…

Read article →
6 February 2024 by Atul Vij LLMs

Refresh Oracle Smart View Sheets Automatically with VBA

Refresh Oracle Smart View Sheets Automatically with VBA

9 Dec 2023 · Automation · 2 min read

Refresh Oracle Smart View Sheets Automatically with VBA

Use the Smart View VBA functions HypConnect, HypRetrieve and HypDisconnect to refresh every Essbase/EPM sheet in a workbook with one click.

Read article →
9 December 2023 by Atul Vij Automation, Oracle Smart View

Copy Text from Any Image or Screenshot on Windows

Copy Text from Any Image or Screenshot on Windows

6 Oct 2023 · Windows · 1 min read

Copy Text from Any Image or Screenshot on Windows

Grab text from screenshots, scanned PDFs, videos or error dialogs on Windows — using the Snipping Tool’s text actions or Microsoft PowerToys Text Extractor.

Read article →
6 October 2023 by Atul Vij Windows

Temperature and Top-p Explained: Why the Same Prompt Gives Different Answers

19 Sep 2023 · LLMs · 2 min read

Temperature and Top-p Explained: Why the Same Prompt Gives Different Answers

What the temperature and top-p settings in AI models actually do, with a worked numeric example, and which values to use for code, data…

Read article →
19 September 2023 by Atul Vij LLMs

Post navigation

← Older posts
Newer posts →
Proudly powered by WordPress | Theme: fiore by Caroline Moore.
© 2026 Atul Vij · AJ’s Techie & Wacky World
AboutProjectsFree ToolsContactPrivacyDisclaimerGitHub
Did you know?

Why? →