robertelder

POSTS

• Robert Elder's Guide to GNU Coreutils

  by robertelder on 7/25/2024, 2:30 PM with 0 comments

• Has AI Disrupted Artists Yet?

  by robertelder on 11/9/2023, 2:43 PM with 1 comments

• I Asked an Artist: "Has AI Disrupted Artists Yet?"

  by robertelder on 10/12/2023, 2:16 PM with 0 comments

• The 'Comm' Command in Linux

  by robertelder on 9/21/2023, 3:11 PM with 1 comments

• Indie Game Dev Breaks Down Impact of Surprise Unity Pricing Changes [video]

  by robertelder on 9/13/2023, 9:51 PM with 0 comments

• How To Force The 'true' Command To Return 'false'

  by robertelder on 8/24/2023, 1:11 PM with 0 comments

• How To Force The 'true' Command To Return 'false'

  by robertelder on 7/12/2023, 12:41 PM with 0 comments

• Running a 1.5 ton Industrial Robot With a Custom Open-source Controller [video]

  by robertelder on 6/11/2023, 9:17 PM with 2 comments

• Die Photos of Saifun SM90USLC2GbA Flash Memory

  by robertelder on 5/17/2023, 2:11 PM with 0 comments

• Imaging a Hard Drive with Non-ECC Memory – What Could Go Wrong?

  by robertelder on 3/3/2023, 3:40 PM with 76 comments

• Semiconductors are more than just processors and GPUs

  by robertelder on 3/17/2022, 2:33 PM with 89 comments

• DIY Raspberry Pi Spectrometer Guide

  by robertelder on 1/21/2022, 6:26 PM with 28 comments

• Clicking on Web Site Text Automatically Runs Commands in Terminal?

  by robertelder on 1/13/2022, 4:09 AM with 1 comments

• How to make a CPU – a simple picture-based explanation

  by robertelder on 11/10/2021, 3:10 PM with 169 comments

• How the Delayed Disconnect Phone Scam Works [video]

  by robertelder on 4/28/2021, 5:08 PM with 0 comments

• Can You Use 'ed' As A Drop-in Replacement For vim, grep and sed?

  by robertelder on 2/1/2021, 1:47 PM with 0 comments

• How to Become a 10x Engineer Using the Awk Command

  by robertelder on 1/30/2021, 6:22 PM with 0 comments

• Can You Use 'ed' As A Drop-in Replacement For vim, grep and sed?

  by robertelder on 12/7/2020, 1:52 PM with 0 comments

• The Origins of vim, sed and grep Explored Through 'ed' Commands

  by robertelder on 11/18/2020, 1:37 PM with 0 comments

• The Origins of vim, sed and grep Explored Through 'ed' Commands

  by robertelder on 10/29/2020, 2:53 PM with 0 comments

• Using a Piece of Paper as a Display Terminal – Ed vs. Vim

  by robertelder on 10/7/2020, 6:27 PM with 0 comments

• Describing and Inventing a New Regular Expression Quantifier

  by robertelder on 9/19/2020, 12:12 PM with 19 comments

• Describing and Inventing a New Regular Expression Quantifier

  by robertelder on 9/3/2020, 12:37 PM with 0 comments

• The Regular Expression Visualizer, Simulator and Cross-Compiler Tool

  by robertelder on 7/28/2020, 12:36 PM with 43 comments

• A common mistake involving wildcards and the find command

  by robertelder on 2/8/2020, 9:42 PM with 143 comments

• Everyone Is Using the Find Command Wrong

  by robertelder on 1/23/2020, 1:49 PM with 0 comments

• Essential Habits for Highly Productive Linux Command-Line Use

  by robertelder on 12/31/2019, 8:06 PM with 1 comments

• An introduction to data processing on the Linux command line

  by robertelder on 11/22/2019, 12:52 PM with 71 comments

• An Introduction to Data Science on the Linux Command Line

  by robertelder on 11/7/2019, 1:22 PM with 0 comments

• Psyche

  by robertelder on 10/26/2019, 2:03 PM with 0 comments

• An Introduction to Data Science on the Linux Command Line

  by robertelder on 10/24/2019, 12:58 PM with 0 comments

• Tilt Five: Holographic Tabletop Gaming

  by robertelder on 9/24/2019, 1:35 PM with 0 comments

• A Guide to Recording 660FPS Video on a $6 Raspberry Pi Camera

  by robertelder on 8/6/2019, 5:45 PM with 100 comments

• Why Is It So Hard to Detect Keyup Events on Linux?

  by robertelder on 1/27/2019, 3:55 PM with 131 comments

• Diabetics Are Hacking Their Own Insulin Pumps [video]

  by robertelder on 11/17/2018, 1:58 AM with 0 comments

• Jeri Ellsworth and the Robot Uprising of 2038

  by robertelder on 11/4/2018, 4:53 PM with 65 comments

• Jeri Ellsworth and the Robot Uprising of 2038

  by robertelder on 10/27/2018, 8:03 PM with 0 comments

• Jeri Ellsworth and the Robot Uprising of 2038

  by robertelder on 10/18/2018, 1:04 PM with 1 comments

• Betavoltaic device

  by robertelder on 4/13/2018, 11:14 PM with 0 comments

• Convert Arbitrary Audio into a Self-Contained Unix Command

  by robertelder on 2/22/2018, 4:53 PM with 0 comments

• The Fast Meme Transform: Convert Audio into Linux Commands

  by robertelder on 2/15/2018, 2:44 PM with 0 comments

• Elon Musk's Tesla Roadster

  by robertelder on 2/11/2018, 4:21 PM with 2 comments

• Spectre Example Code

  by robertelder on 1/8/2018, 11:56 PM with 0 comments

• Cash for Phones Machine in WalMart

  by robertelder on 11/7/2017, 4:18 AM with 0 comments

• FIFO, LIFO Considered Harmful

  by robertelder on 10/4/2017, 1:01 PM with 1 comments

• Node.js on the Onion Omega 2+

  by robertelder on 9/7/2017, 12:40 PM with 0 comments

• DXing

  by robertelder on 9/6/2017, 2:41 AM with 0 comments

• Stanley R. Mickelsen Safeguard Complex

  by robertelder on 9/1/2017, 6:08 PM with 0 comments

• How Semiconductor Devices Work

  by robertelder on 8/30/2017, 11:08 PM with 0 comments

• Beautiful Terminal Diffs, Everywhere

  by robertelder on 8/17/2017, 11:28 AM with 2 comments

• How a Hacker Fired a Locked Smart Gun [video]

  by robertelder on 7/24/2017, 11:33 PM with 0 comments

• Warren E. Buffett Donates 18,628,189 Shares of Berkshire Hathaway [pdf]

  by robertelder on 7/11/2017, 7:10 PM with 4 comments

• Why is TV 29.97 frames per second? [video]

  by robertelder on 7/9/2017, 12:15 AM with 0 comments

• Myers Diff Algorithm – Code and Interactive Visualization

  by robertelder on 7/3/2017, 5:02 PM with 23 comments

• How to Buy and Refurbish a Nuclear Missile Silo [Video]

  by robertelder on 6/17/2017, 6:02 PM with 0 comments

• Bitcoin Is for Drugs

  by robertelder on 6/16/2017, 8:23 PM with 56 comments

• Using Pseudo-Terminals to Control Interactive Programs (2010)

  by robertelder on 6/10/2017, 3:26 PM with 10 comments

• Myers Diff Algorithm – Interactive Visualization and Code

  by robertelder on 6/6/2017, 1:26 PM with 0 comments

• Understanding selectAll, data, enter, append sequence in D3.js

  by robertelder on 5/11/2017, 8:35 PM with 0 comments

• Shoe-fitting Fluoroscope

  by robertelder on 5/5/2017, 2:21 AM with 1 comments

• Mega Man for TempleOS

  by robertelder on 3/27/2017, 8:47 PM with 143 comments

• Silently Corrupting an Eclipse Workspace on Windows

  by robertelder on 3/23/2017, 12:27 PM with 18 comments

• Build a Digital Clock in Conway's Game of Life

  by robertelder on 3/10/2017, 2:31 PM with 0 comments

• Debugging an Empty Spam Email

  by robertelder on 2/16/2017, 5:59 PM with 0 comments

• Lacc: A simple, self-hosting C compiler

  by robertelder on 1/25/2017, 5:11 PM with 0 comments

• A Technical Review of Adding Support for Google's AMP Pages

  by robertelder on 1/23/2017, 9:40 PM with 0 comments

• Flix: A Language for the Implementation of Static Analyses

  by robertelder on 1/22/2017, 3:44 PM with 0 comments

• Floating-point Issues and the fldcw Instruction

  by robertelder on 1/20/2017, 12:54 AM with 0 comments

• Bezier Curves from the Ground Up

  by robertelder on 1/19/2017, 4:47 PM with 0 comments

• Flix: A Language for the Implementation of Static Analyses

  by robertelder on 1/13/2017, 1:01 AM with 0 comments

• A Technical Review of Adding Support for Google's AMP Pages

  by robertelder on 1/12/2017, 3:59 PM with 0 comments

• Flix: A Language for the Implementation of Static Analyses

  by robertelder on 1/4/2017, 10:59 PM with 0 comments

• Flix: a Language for the Implementation of Static Analyses

  by robertelder on 12/22/2016, 2:19 PM with 0 comments

• Don Libes' Expect: A Surprisingly Underappreciated Unix Automation Tool

  by robertelder on 12/8/2016, 1:49 PM with 102 comments

• A Technical Review of Adding Support for Google's AMP Pages

  by robertelder on 12/5/2016, 12:58 AM with 0 comments

• A Technical Review of Adding Support for Google's AMP Pages

  by robertelder on 11/27/2016, 1:47 PM with 0 comments

• Super Mario Bros. 3 – Wrong Warp

  by robertelder on 11/26/2016, 1:16 AM with 3 comments

• Waste Heat, Alien Megastructures and Tabbys Star [video]

  by robertelder on 11/24/2016, 1:09 PM with 0 comments

• Genetic Algorithm to Draw Images

  by robertelder on 11/24/2016, 1:07 AM with 0 comments

• A Technical Review of Adding Support for Google's AMP Pages

  by robertelder on 11/23/2016, 2:40 PM with 0 comments

• Putting Eval in Go

  by robertelder on 11/17/2016, 2:11 AM with 0 comments

• Inferring your mobile phone password via wifi signals

  by robertelder on 11/12/2016, 12:21 PM with 0 comments

• Getting Your Head Around Auto's Type-Deduction Rules

  by robertelder on 11/11/2016, 2:12 PM with 0 comments

• Bending the Dynamic vs. Static Language Tradeoff

  by robertelder on 11/7/2016, 10:18 AM with 0 comments

• HTTP Headers Forwarding in Microservices

  by robertelder on 10/30/2016, 10:18 PM with 0 comments

• Robert Elder Software Linux Operating System

  by robertelder on 10/29/2016, 1:58 AM with 14 comments

• How to Get Fired Using Switch Statements and Statement Expressions

  by robertelder on 10/27/2016, 2:30 PM with 0 comments

• Why 'sudo Vim' Could Hurt Your Productivity

  by robertelder on 10/5/2016, 4:10 PM with 1 comments

• What is a type, and how do you think about it?

  by robertelder on 10/5/2016, 2:35 AM with 0 comments

• Introducing the Robert Elder Software Linux Operating System

  by robertelder on 10/4/2016, 8:28 PM with 0 comments

• Introducing the Robert Elder Software Linux Operating System

  by robertelder on 9/27/2016, 4:21 PM with 0 comments

• Linters as Invariants

  by robertelder on 9/3/2016, 1:09 AM with 0 comments

• Why 'sudo Vim' Could Hurt Your Productivity

  by robertelder on 8/31/2016, 4:00 AM with 2 comments

• Fluid Simulation (with WebGL demo)

  by robertelder on 8/27/2016, 2:49 PM with 27 comments

• Linters as Invariants

  by robertelder on 8/18/2016, 3:05 PM with 0 comments

• Stories and Tips: Interviews with Facebook, Twitter, Amazon and Others

  by robertelder on 8/15/2016, 7:37 PM with 85 comments

• Building a C Compiler Type System – Part 2: A Canonical Type Representation

  by robertelder on 8/12/2016, 1:35 PM with 3 comments

• Coming Full Circle on Code Duplication

  by robertelder on 8/4/2016, 3:41 PM with 0 comments

• Be Careful When Using Scoped Structures in C

  by robertelder on 7/28/2016, 2:07 PM with 0 comments

• Ray Marching and Signed Distance Functions

  by robertelder on 7/22/2016, 12:57 PM with 0 comments

• Building a C Compiler Type System – Part 2: A Canonical Type Representation

  by robertelder on 7/21/2016, 2:13 PM with 0 comments

• Metaballs and WebGL

  by robertelder on 7/15/2016, 8:40 PM with 12 comments

• Building a C Compiler Type System – Part 1: The Formidable Declarator

  by robertelder on 7/7/2016, 2:35 PM with 47 comments

• Emmie Chang – Y Combinator graduate – teaches kids how to code [video]

  by robertelder on 5/27/2016, 9:15 PM with 0 comments

• GCC's Signed Overflow Trapping with -ftrapv Silently Doesn't Work

  by robertelder on 5/25/2016, 1:16 PM with 0 comments

• Computer problem temporarily shuts Loblaw-owned stores

  by robertelder on 5/12/2016, 8:20 PM with 1 comments

• The Magical World of Stucts, Typedefs, and Scoping

  by robertelder on 5/10/2016, 12:52 AM with 0 comments

• Microsoft Windows 10 Update Interrupts Weather Forecast [video]

  by robertelder on 4/28/2016, 12:36 AM with 1 comments

• Be Careful When Using Scoped Structures in C

  by robertelder on 4/26/2016, 3:02 PM with 0 comments

• Million Dollar Machines to Debug Nvidia GPUs [video]

  by robertelder on 4/18/2016, 1:28 PM with comments

• Be Careful When Using Scoped Structures in C

  by robertelder on 4/9/2016, 9:07 PM with 0 comments

• Stories and Tips: 50+ Interviews with Facebook, Twitter, Amazon and Others

  by robertelder on 3/29/2016, 3:59 PM with 2 comments

• Stories and Tips: 50+ Interviews with Facebook, Twitter, Amazon and Others

  by robertelder on 3/22/2016, 2:17 PM with 1 comments

• XKCD's StackSort Implemented in a Vim Regex

  by robertelder on 3/17/2016, 1:02 PM with 23 comments

• Bash One Liner – Compose Music from Entropy in /dev/urandom

  by robertelder on 3/4/2016, 1:39 PM with 0 comments

• Interfaces – The Most Important Software Engineering Concept

  by robertelder on 2/25/2016, 1:03 PM with 0 comments

• Scandalous Weird Old Things About the C Preprocessor

  by robertelder on 1/21/2016, 2:55 PM with 41 comments

• Virtual Memory with 256 Bytes of RAM

  by robertelder on 1/14/2016, 5:20 PM with 14 comments

• Scandalous Weird Old Things About the C Preprocessor

  by robertelder on 9/29/2015, 10:47 PM with 0 comments

• Should I Use Signed or Unsigned Ints? (Part 2)

  by robertelder on 9/1/2015, 10:34 PM with 44 comments

• Ask HN: A C compiler in a microkernel in a 406 line js CPU emulator. What next?

  by robertelder on 7/1/2015, 11:29 PM with 3 comments

• SetTimeout(f,1) has a 4ms timeout

  by robertelder on 4/15/2013, 2:52 PM with 0 comments

• A model of productivity

  by robertelder on 10/24/2012, 4:10 PM with 0 comments

• Show HN: Crowdsourced incremental Wikipedia improvements

  by robertelder on 4/30/2012, 12:24 AM with 1 comments

• 19529 Potential Wikipedia Improvements

  by robertelder on 4/27/2012, 12:50 PM with 0 comments