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Igor Oseledko
Timeline
Scripting
Commands & Shells
Randomizing Filenames
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Coronavirus Stats in Bash
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Outsmarted by a River, a Rope, and an Anchor
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The AI Bubble Isn’t a Bubble. It’s a Trap.
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To Mask or Not to Mask
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The Coronavirus Discussion
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Social Networks
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Commands & Shells
Finding Gaps in Timestamps
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Converting Geofency Data to Google Maps
Performance
Analyzing atop Logs with atopsar
Commands & Shells
Verifying SNMP Connectivity on Multiple Hosts
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Validating HTTPS Cache Peers for Squid
Commands & Shells
Verifying SNMP Connectivity on Multiple Hosts
Commands & Shells
Bulk-Adding IPTables Rules
Networking
Automatically Block Frequent Visitors
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Canyonlands National Park, Utah
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Sun Juan Mountains, Colorado
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Home
2026
Archives
Infotech
LD_PRELOAD: The Legitimate Backdoor Built Into Every Linux System
Igor
-
March 25, 2026
Infotech
The OOM Killer: Linux’s Method of Fixing Memory Problems by Murdering...
Igor
-
March 25, 2026
Infotech
The Pipe: Doug McIlroy’s One-Line Philosophy Made Real
Igor
-
March 25, 2026
Infotech
dd: The Disk Destroyer Wearing a Utility’s Clothes
Igor
-
March 25, 2026
Infotech
BSD Sockets: The API That Time Forgot to Replace
Igor
-
March 25, 2026
Infotech
INTERCAL: The Language Designed to Be Unusable
Igor
-
March 25, 2026
Infotech
The Shebang: Magic Two Bytes That Launch Your Scripts
Igor
-
March 25, 2026
Infotech
GOTO: The Statement That Launched a Thousand Flame Wars
Igor
-
March 25, 2026
Infotech
systemd: The Init System That Ate Linux
Igor
-
March 25, 2026
Infotech
awk: Named After Three People, Understood by Approximately None
Igor
-
March 25, 2026
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