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1

My start with BASIC programming

September 12, 2025September 8, 2025
2

Read long lines with getline

September 11, 2025September 8, 2025
3

Rhythmbox is a great music player for GNOME

September 10, 2025September 8, 2025
4

Reading the command line with getopt

September 9, 2025September 8, 2025
5

How do I choose a Linux distribution?

September 5, 2025September 5, 2025
6

Using QGIS and MerginMaps for Geospatial Data Work

September 4, 2025September 3, 2025
7

Exploring GNU Algol 68: Formatting numbers as strings for output

September 3, 2025September 2, 2025
8

What you need to know when you buy a new computer

September 2, 2025September 2, 2025
9

Why beauty matters in computing

September 1, 2025August 30, 2025
  • Home
  • Jim Hall

jhall

Jim Hall is an open source software developer and advocate. His first contribution to open source was in 1993 with a patch to GNU Emacs, but he is probably best known for his work on FreeDOS, the open source version of the DOS operating system, and for his work on usability in open source software. In addition to writing open source software, Jim also writes about open source software, including Both.org and All Things Open, and about technical writing at Technically We Write.
Fun Programming

My start with BASIC programming

Here’s how I wrote my first BASIC programs on the Apple II.

Jim Hall
September 12, 2025September 8, 2025
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Linux Programming

Read long lines with getline

Getline offers a more flexible way to read user data into your program without breaking the system.

Jim Hall
September 11, 2025September 8, 2025
Read More
Applications Linux

Rhythmbox is a great music player for GNOME

I like Rhythmbox as my music player on Linux because it’s simple and stays out of my way.

Jim Hall
September 10, 2025September 8, 2025
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Command Line Programming

Reading the command line with getopt

You can make your program much more flexible if it can respond to the user every time the program runs.

Jim Hall
September 9, 2025September 8, 2025
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Linux Programming

Building a random text generator

Generate your own random placeholder text by writing a few lines in Bash.

Jim Hall
August 29, 2025August 28, 2025
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History Linux

My first Linux system

Explore this blast from the past with SLS Linux.

Jim Hall
August 25, 2025
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FreeDOS QEMU

Booting FreeDOS with two CD-ROM drives

Here’s how I boot FreeDOS with two CD-ROMs in QEMU

Jim Hall
August 5, 2025July 31, 2025
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Linux Opinion Windows

I’m glad I run Linux

Linux puts you in control, Windows does not.

Jim Hall
August 1, 2025August 1, 2025
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Code Fortran 77 Programming

Making FORTRAN 77 easier to read

If you’re getting started with FORTRAN, add this pretty printer to your programming toolkit.

Jim Hall
July 22, 2025July 21, 2025
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Programming

3 ways to write bugs with FORTRAN 77

Explore old-style FORTRAN programming with Arithmetic IF, Computed GOTO, and Assigned GOTO.

Jim Hall
July 17, 2025July 15, 2025
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Bash Linux

Do I have enough space for that?

A little scripting goes a long way to make sure you won’t run out of space with an automated process.

Jim Hall
June 24, 2025June 20, 2025
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Command Line Linux

A beginner’s guide to dc

Learn the basics of this handy command line calculator.

Jim Hall
June 23, 2025June 20, 2025
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Command Line Linux

I need a list of URLs

I used the command line to do in seconds what would have needed more than ten minutes to do by hand.

Jim Hall
June 16, 2025June 10, 2025
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GRUB Kernel Linux

How to remove a stuck kernel from GRUB

Here’s how to fix the GRUB menu configuration from the command line.

Jim Hall
June 12, 2025June 4, 2025
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Command Line Disk Management Linux

What USB device is that?

Use kernel messages to identify which disk device you can mount.

Jim Hall
June 11, 2025June 4, 2025
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Linux Updates

How to selectively apply updates

Here’s how I selectively apply updates, excluding any kernel packages.

Jim Hall
June 10, 2025June 4, 2025
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Posts pagination

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Random Quote

Never interrupt someone doing what you said couldn’t be done.

— Amelia Earhart

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Links: Humor

  • Linux: A true story

Links: Interesting info

  • Replace Kubernetes with systemd

Links: Linux

  • Fedora
  • KDE for W10 Exiles
  • Linux Mint
  • Ubuntu

Links: Moving to Linux

  • 7 Reasons Fedora Might Be a Better Windows Replacement Than Linux Mint
  • Best Linux distros to try before Windows 10 support ends
  • Isn’t It Time to Switch to Linux? 12 Reasons to Abandon Windows
  • KDE for W10 Exiles
  • Linux: A true story
  • Why I Switched to Linux From Windows

Links: Open Source Software

  • GIMP
  • LibreOffice

“systemd for SysAdmins” Now Available

May 13,2025

My latest book — a #1 New Release on Amazon — “systemd for Linux  SysAdmins” is now available from my publisher, Apress, and on Amazon.

2nd Edition now Available

All three volumes of this best-selling second edition of my Linux Self-Study course are now available from Apress and Amazon. See the details of this 3-volume self-study course.

Technically We Write — Our Partner Site

Our partner site, Technically We Write, has published a number of articles from several contributors to Both.org. Check them out.

Technically We Write is a community of technical writers, technical editors, copyeditors, web content writers, and all other roles in technical communication.

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    • The Linux Philosophy for SysAdmins
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      • Errata for The Linux Philosophy for SysAdmins
      • Errata for Using and Administering Linux — 1st Edition
      • Errata for Using and Administering Linux — 2nd Edition
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