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Igor Oseledko
Timeline
Scripting
Commands & Shells
Adding and Removing sshd instances on CentOS 7
Commands & Shells
Adding and Removing sshd instances on CentOS 6
Commands & Shells
Gnuplot with Bash
Commands & Shells
Multi-Dimensional Arrays in Bash
Commands & Shells
Asciinema Notes
Applications
All
ffmpeg
Hadoop
Kodi
MySQL
Oracle
Samba
Squid
Virtualization
WordPress
Applications
Notes on ownCloud configuration
Applications
Removing Chef Server Installation
Applications
Curated Downloads
Backups
Exporting WordPress to Markdown
Data
All
Backups
Disaster Recovery
Disks and Volumes
Files
Filesystems
Security
Security
Finding Passwords in Logs and Shell History
Security
Anatomy of Internet Bullshit
Security
Creating a Chroot Jail for SSH Access
Security
Late Night Rant: Facebook
Monitoring
All
Performance
Processes
Social Networks
Facebook
Instagram
Twitter
Processes
Late Night Rant: College Admissions Scandal
Networking
Measure DNS Server Performance
Commands & Shells
Resizing Photos for Instagram
Disks and Volumes
QNAP NAS Performance Analysis
Networking
All
Email
Commands & Shells
Adding and Removing sshd instances on CentOS 7
Commands & Shells
Adding and Removing sshd instances on CentOS 6
Networking
Measure DNS Server Performance
Networking
Inventory Network Services with Nmap
Photography
All
Events
Garden
Travel
Commands & Shells
Finding Duplicate Photos
Events
Maryland Renaissance Festival
Commands & Shells
Focus Stacking with Lightroom and Photoshop
Photography
Longwood Gardens, April 2018
Home
2025
Archives
History
XFS: Big Filesystem, Big Holes
Igor
-
May 8, 2025
History
“Foo” and “Bar”: Unix placeholder names stolen from WWII slang
Igor
-
May 8, 2025
History
Exit codes and loops: Traps await the unwary
Igor
-
May 8, 2025
History
COBOL: Zombie Language That Refuses to Die
Igor
-
May 8, 2025
History
EBCDIC: IBM’s Lingering Nightmare
Igor
-
May 8, 2025
History
The Slash Wars
Igor
-
May 8, 2025
History
Email: Just Another ARPANET Quick Hack
Igor
-
May 8, 2025
History
UFS on Solaris: Fragmentation Funhouse
Igor
-
May 8, 2025
History
COBOL: “ALTER” — Self-Modifying Nightmares
Igor
-
May 8, 2025
Economy
The Infamous Morris Worm: The Internet’s First Own Goal
Igor
-
May 8, 2025
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