"init: Id "x" respawning too fast: disabled for 5 minutes." In most distributions this means that the system is booting by default into runlevel 5, which…
Unixwiz.net - Software Consulting Central Standard & Poor's ComStock Security Letter Just before the CNet story on S&P started brewing, a BugTraq reader …
EXT2-fs: warning: mounting unchecked file system You need to run e2fsck (or fsck -t ext2 if you have the fsck front end program) with the -a option to ge…
How do I interrupt the system boot sequence on SPARC? As opposed to Solaris Intel system which always prompt during boot-up, Solaris SPARC systems will b…
What does {some strange unix command name} stand for? This language was named by its authors, Al Aho, Peter Weinberger and Brian Kernighan. grep = "Globa…
You are here Cool god war screensavers If you're a fan of God of War and looking to spice up your desktop or phone, you need to check out these awesome G…
OVMCLI: Oracle VM Manager Command Line Interface Oracle virtual machine manager (ovmm) is an excellent tool. It's a GUI that can help you get your system…
Steve Friedl's Research Projects Unixwiz BackStealth Toolkit I picked up an interest in the "BackStealth" technology developed by Paolo Iorio, and have r…
Unixwiz.net - Software Consulting Central How to find Steve Friedl I can be found working in my home office in Irvine, California (Orange County) most of…
Welcome to Unix & Linux Stack Exchange Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operatin…
Unixwiz.net - Software Consulting Central The Toolbag A friend loaned his network-engineering toolbag to a colleague for use in a field assignment, but t…
Unixwiz.net - Software Consulting Central Steve Friedl's Unixwiz.net Tools In the course of my work, I've developed a very large set of tools that I use …
Unixwiz.net - Software Consulting Central AT&T 3B2/3B5 Computer Systems In the early to mid 1980s, AT&T produced the "3B" family of computer systems, inc…
Unixwiz.net - Software Consulting Central Steve Friedl's Tech Tips This is a collection of tips on a very wide-ranging list of topics, some of which are …
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Unixwiz.net - Software Consulting Central Steve Friedl's Research Projects Like nearly all of us who subscribe to the proud hacker tradition, I have lots…
Unixwiz.net - Software Consulting Central About my Logo I designed my logo many years ago to use on my letterhead and business cards, and it has not one …
Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfortune are presen…
Unixwiz.net - Software Consulting Central Steve Friedl's Security Advisories From time to time I have uncovered security vulnerabilities in a number of p…
Unixwiz.net - Software Consulting Central "No Dashes Or Spaces" Hall of Shame Though I have a tolerably good handle on e-commerce software, I've not writ…
How To Remove LILO So the System Boots DOS Again? The lilo program (not the complete LILO package), uses the command line option -u to uninstall the LILO…
The Wikibook Guide to Unix has a page on the topic of: Commands df: report free disk space – Shell and Utilities Reference, The Single UNIX Specification
Steve Friedl's Unixwiz.net Tools Hawking Print Server Configuration Utility For a customer project, we had to perform configuration of one of serveral et…
Steve Friedl's Unixwiz.net Tools whoamIP - Find hostname/IP of current remote shell user We've periodically had the need to find a current user's remote …
Steve Friedl's Unixwiz.net Tools incsoa - In-place increment of BIND serial number Those who manage BIND nameservers are familiar with having to (and occ…
Steve Friedl's Unixwiz.net Tools pcascan - pcAnywhere Host Scanner This program scans a remote network for open pcAnywhere clients. We query the pca "sta…
Steve Friedl's Unixwiz.net Tools achart - simple command-line ASCII chart Most programmers need an ASCII chart now and then, and I go tired of not having…
Steve Friedl's Unixwiz.net Tools ygpm - DSL Reports IM Checker YGPM — You've Got Private Messages This small C++ program checks for unread instant messag…
Steve Friedl's Unixwiz.net Tools ftpput - command-line send of FTP files We've long used the wget to fetch data from a remote web or ftp server, but for …
Steve Friedl's Unixwiz.net Tools whois - Front-end to Internet Whois The traditional whois tool can query a single remote server and only research a sing…
How do I swap the CAPS LOCK and CONTROL keys on a type 5 keyboard under Openwindows 3.x? There are two ways to do it, one with xmodmap (for X11 only), an…
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I just noticed that other platforms files (Windows) had to cause me many bugs, like here, in my regexes. Mostly, the line ending ^M. There seems to be ma…
What Is a "core" File? A core file is created when a program terminates unexpectedly, due to a bug, or a violation of the operating system's or hardware'…
Netflix's Chief Content Officer, Ted Sarandos offered to Reuter's reporters, '"Being capable to precisely forecast and predict the behavior of the many p…
Linux notes:telnet server By default the RH AS 3.0 does not install the telnet-server package. When you telnet to it, you are connecting to the kerberize…
You are here link building The Smartest Tips In Search Engine OptimisationMost companies, especially people that have lots of rivalry, will have to use s…
Wikibook Guide to Unix has a page on the topic of: Commands crontab: schedule periodic background work – Shell and Utilities Reference, The Single UNIX Specification
Hard partitions are provided only for models of disks that were supported prior to release 10.0. Hard partitions will not be provided on disks introduced…
How do group privileges work? Updated: 07/11/01 HP-UX 9.0 and later allows special attributes to be associated with groups, which allows some superuser-l…
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An Introduction to Unix The world of IT (information Technology) is being swept by the Unix* phenomenon. The magazines say so, and the Internet agrees. T…
Why should I care what color the bikeshed is? The really, really short answer is that you should not. The somewhat longer answer is that just because you…
Why AI and privacy belong in the same conversation Most AI tools are built on a trade-off: you get the help you need, they get your information. Your cha…
This is THE guide to UNIX network programming APIs. Whether you write Web servers, client/server applications, or any other network software, you need to …
Why doesn't bash have csh variable modifiers? Posix has specified a more powerful, albeit somewhat more cryptic, mechanism cribbed from ksh, and bash imp…
Why AI, privacy, and security belong in the same conversation Most AI tools are built on a trade-off: you get the help you need, they get your informatio…
Guide MasterpassObsolète Avertissement Mastercard plans to deprecate Masterpass in favor of Secure Remote Commerce, which delivers unified online checkou…
You are here How can I put a timeout on connect()? How can I put a timeout on connect()? Andrew Gierth (andrew@erlenstar.demon.co.uk) has outlined the fo…
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Note very carefully that the code above assumes that your days are twenty-four hours each. For most people, there are two days a year when they aren't: t…
> As a relative newbie to unix platforms I need help on a pretty trivial subject. > I need a lilo.conf script where I can have the option of loading the …
Wonder water appears like a new hype, but it's an interesting principle discovered by some researchers at Organic Gardening magazine. Unfortunately, gene…
@EricJLN: it's only "new-fangled" compared to UNIX itself -- Perl's been around for more than two decades now. (by comparison, the Bourne shell's only a …
Maybe I'm missing something but unix timestamp is so fundamental to all the engineering and computer science. Wish there was built-in convenience method.…
I am new to UNIX and was going through a script file and came accross a snippet. I tried to analyze the snippet. I read a bit about the 'sed - stream edi…
I'm trying to convert a date of the format 25/July/2015 obtained from jQuery UI datepicker widget to UNIX timestamp using strtotime() function, but it's …
How can I guard my system against stack buffer overflow exploits? By default, the Solaris kernel maps the system stack RWX; this behaviour is mandated by…
How can I boot a 32 bit kernel when a 64 bit kernel is installed? Sun hardware released after Solaris 8 no longer supports 32 bit booting; you can only r…
Snort alerting to unix socket Hello, has anyone successfully made Snort alert to unix socket, with connection to some other program? I am trying to conne…
Bushies Behaving Badly A guide to GOP scandals. Paul Wolfowitz in the World Bank With Nepotism The World Bank president and “Iraq war architect” allegedl…
pty-sharp [ SVN ] pty-sharp is a Mono binding to Unix pseudo terminals. The source code is also
dbm is a generic interface to variants of the DBM database — dbm.gnu or dbm.ndbm . If none of these modules is installed, the slow-but-simple implementati…
You’ve probably seen many of these commands hit Changelog News over the years, but now you can see them all again in one hand-curated place. Who knows, ma…
I'm working on provisioning a few VMs using Vagrant. Here's the situation: Host: Windows 7 (64-bit) Guest: Ubuntu 14.04 (64-bit) I am having an issue get…
Single UNIX Specification (SUS) is a standard for computer operating systems, compliance with which is required to qualify for using the "UNIX" trademark
guide dog 1 Articles [Tom Ladyman] is making the case that a robot can take the place of a guide dog. According to his presentation, guide dogs cost abou…
Author: shuveb Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfo…
Unixism Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfortune a…
Steve Friedl's Unixwiz.net Tools dslrim - DSL Reports IM Checker You probably don't want this program. This limited-platform version in perl has been rep…
A Guide to the Patriot Act, Part 1 Well, the USA Patriot Act , for one thing. Although it passed in Congress almost without dissent in the aftermath of Se…
A Guide to the Patriot Act, Part 2 This is the second of a 4-part series about what’s really in the USA Patriot Act . (Read Part 1 here .) Section 218 aka…
Tag: signalfd Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfor…
Site Customization Advertising User Management Guide Steps Overview Learn how to add text, photos, and edit bullets to make your step-by-step guide a com…
Guide to Numpy This book only briefly outlines some of the infrastructure that surrounds the basic objects in NumPy to provide the additional functionali…
A port of the original rc to Unix is part of Plan 9 from User Space. A rewrite of rc for Unix-like operating systems by Byron Rakitzis is also available …
I have a table with a date field, having human date in it like: '2008-01-08 19:23:32' Now i have to copy this field plus some other fields of the same ta…
Guide to starting your own zine Are you ready to do a zine? This is probably the most important question you should ask yourself when you're considering …
Tag: signals Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfort…
Do you want this to be the timestamp from your application server or from your database server? What version of CF? And how is this being used? If you're…
This question is unlikely to help any future visitors; it is only relevant to a small geographic area, a specific moment in time, or an extraordinarily n…
guide 24 Articles While things like the Arduino platform certainly opened up the gates of microcontroller programming to a much wider audience, it can al…
The Guides! Free downloads! Beej's Guide to Network Programming This is a beginner's guide to socket programming with Internet sockets. It is meant to be…
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Unix won because it was free? It is to laugh. No, the alternative was generally the hardware vendor's proprietary OS, and it was usually LESS expensive. …
UNIX is a trademark for a family of computer operating systems developed at Bell Laboratories. Over 300 of these systems, which run on small to large mini…
Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfortune are presen…
Beej's Guide to Git Please keep in mind that I'm only human and there is a very, very high probability that there are errors in this guide. Additionally,…
Beej's Guide to C Programming—Library Reference Please keep in mind this is a beta-quality document. If you have corrections, I'd love to hear them, but …
A Guide to the Go Garbage Collector Introduction This guide is intended to aid advanced Go users in better understanding their application costs by provi…
As a side note, if you're using Python 3.3+, you really, really want to use the timestamp method instead of trying to do it yourself. For one thing, that…
Beej's Guide to Network Programming Using Internet Sockets Hello, one and all! This is my little how-to guide on network programming using Internet socke…
Beej's Guide to C Programming Please keep in mind this is a beta-quality document. If you have corrections, I'd love to hear them, but understand that ev…
A Quick Guide to Go's Assembler A Quick Guide to Go's Assembler This document is a quick outline of the unusual form of assembly language used by the gc …
Guide Details give a user the information they need before starting a procedure. Required tools and parts, prerequisites, time required, and many other lo…
Category: Unix Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfo…
Free and open markets are the foundation of a vibrant economy. Aggressive competition among sellers in an open marketplace gives consumers — both individu…
Ok, LibPST has reached Beta 1. That means it contains the features we want, but has yet to prove its stability! Attachments are now (hopefully) converted…
Tag: pidfd Anyone introduced to Unix programming gets to marvel at the clever construct of signals. In the life-cycle of a process, fortune and misfortun…
A Guide to Good Sleep Sometimes I wonder if I’m annoying because I talk so much about good sleep, but even when I talk to readers about it, it seems like…
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Unix timestamps are one of the most common ways to exchange time data. A Unix timestamp is simply the number of seconds (and, optionally, fractions of a s…
A Guide to Studio Lights in Photography If you’ve decided to take the next step in your photographic lighting and purchase some studio strobes, then you …
UNIX is an IDE UNIX is an integrated development environment - going right back to the days of the "Programmer's Workbench" concept (and probably before)…
Guides This guide covers the steps required to enable Brave Search as a tool to be used in the Claude desktop app using the Model Context Protocol (MCP). …
Guide Dog and Service Dog Act changes target fraudulent pooches B.C.'s newly revised Guide Dog and Service Dog Act, set to take effect later this year, w…
guide With the Fourth of July quickly approaching in the United States, photographers are getting ready to capture the magic of fireworks shows. If you w…
FTF and gpl-violations release a guide to reporting and fixing licence violations 2008-12-08, Zürich, Graeme West, FSFE FSFE's Freedom Task Force (FTF) a…
A Guide to the Good Life: The Ancient Art of Stoic Joy - by William Irvine Almost too personal for me to give an objective review, because I found when r…
UNIX code would be useful for historic and educational purposes. Computer Science students could see excellent examples of how to write software and how n…
A guide to Quebec's new immigration and religious symbols laws: How we got here and what's next Quebec is a different place after the Coalition Avenir Qu…
Your guide to what's open and closed in the Halifax area on July 1 Many businesses and services won't be open for the holiday Canada Day festivities were…
A guide to successful FOSS conference presentations 1) Do some hands-on if at all possible - Rather than just taking about something, try to show it too …
A Guide to Virtualization on Mandriva Linux 2007 Spring Have you ever wished you had another computer handy? Maybe you want to try a new operating system…
A guide to io_uring It combines asynchronous I/O, system call polybatching, and flexible buffer management, and is IMHO the most substantial development …
A guide to inline assembly code in GCC > What always bugged me is the fact that developer has to explicitly > write down the constraints at all. Compiler…
Guide to Updating Extensions for Firefox PR/Thunderbird 0.8 Available (MozillaZine) [Posted August 23, 2004 by cook] MozillaZine has announced the availa…
Guide to Open Source and Linux-Compatible 3D Printers (Linux.com) Linux.com has posted a series (part 1, part 2) on 3D printers and Linux. "Since Linux.c…
Banff Centre Mountain Film and Book Festival Where: Banff What it's about: North America's largest mountain festival, with firsthand tales of record-brea…
Russia is the largest country in the world in terms of territory. When in Kaliningrad, which is in the West of the country, people are just getting up at …
21st-century propaganda: A guide to interpreting and confronting the dark arts of persuasion O say, can you see? Image : AP Photo/Ahn Young-joon By Gideon…
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