All About Unix
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Z IN ASCII — Crossed Signals: A 15 Year Old Bug in a Feature You've Never Heard Of

A description of a 15 year old bug in POSIX.1b realtime signals.
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Crazy POWERFUL Bash Prompt

Crazy POWERFUL Bash Prompt | All About Unix | Scoop.it
Several Cut and Paste ready Bash Prompts for use in .bash_profile, .bashrc, or just pasting PS1 and PROMPT_COMMAND vars into the shell.
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A program that ends but never ends

A program that ends but never ends | All About Unix | Scoop.it
Write a program that starts itself again when finishes.

There should be no more than one instance of the program running at same time. Not even for a slightest moment of time.

You can ignore any
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Linux Kernel Programming for Beginners

Linux Kernel Programming for Beginners | All About Unix | Scoop.it
I have been working on LINUX for the past six years, and am a core Linux
guys since I started my career on Linux. Working more on Redhat /
Centos / Fedora based distribution system administration, ...
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All about Linux signals | Linux Programming Blog

All about Linux signals | Linux Programming Blog | All About Unix | Scoop.it
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Another good one on Signal Handling. Check out the code sample of signalfd!

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Signal handling with multiple threads in Linux

Signal handling with multiple threads in Linux | All About Unix | Scoop.it
In Linux, what happens when a program (that possibly has multiple threads) receives a signal, like SIGTERM or SIGHUP?

Which thread intercepts the signal? Can multiple threads get the same signal? Is
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More on Signal handling with multi-threaded application. 

 

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How Not To Write a Signal Handler

How Not To Write a Signal Handler | All About Unix | Scoop.it
Back in the day, I was reading a book about UNIX® programming and have learned how to write a signal handler. It was a long time ago and I don’t remember the book, but to this day the way described...
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Signal handlers in linux..

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Understanding Disk I/O - when should you be worried?

Understanding Disk I/O - when should you be worried? | All About Unix | Scoop.it
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Another one on disk i/o. 

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Troubleshooting High I/O Wait in Linux

Troubleshooting High I/O Wait in Linux | All About Unix | Scoop.it
Linux has many tools available for troubleshooting some are easy to use, some are more advanced. I/O Wait is an issue that requires use of some of the more advanced tools as well as an advanced usa...
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Don't try to allocate memory until there is only x% free - The Old New Thing - Site Home - MSDN Blogs

Don't try to allocate memory until there is only x% free - The Old New Thing - Site Home - MSDN Blogs | All About Unix | Scoop.it
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#memorymanagement

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NSA-proof your e-mail in 2 hours

NSA-proof your e-mail in 2 hours | All About Unix | Scoop.it
You may be concerned that the NSA is reading your e-mail. Is there really anything you can do about it though? After all, you don't really want to move off of GMail / Google Apps. And no place you ...
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Re: Using XPath, and DOMBuilder over XercesDOMParser. - Alberto Massari - org.apache.xerces.c-users - MarkMail

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13 Linux Debuggers for C++ Reviewed - Dr. Dobb's

13 Linux Debuggers for C++ Reviewed - Dr. Dobb's | All About Unix | Scoop.it
13 Linux Debuggers for C++ Reviewed
Dr. Dobb's
This article is the result of my effort to choose a debugger with a good GUI front end for my first UNIX/Linux job in several years. ...
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Practical rc.d scripting in BSD

Beginners may find it difficult to relate the facts from the formal documentation on the BSD rc.d framework with the practical tasks of rc.d scripting. In this article, we consider a few typical cases of increasing complexity, show rc.d features suited for each case, and discuss how they work. Such an examination should provide reference points for further study of the design and efficient application of rc.d.
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Thread specific data from linux core dump

Thread specific data from linux core dump | All About Unix | Scoop.it
How do i get pointer to thread's local storage or thread specific data while analyzing core dump for linux ?

i use pthread_setspecific to store some data in the pthread's local stoare.

my multi
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Linux Profiling tools and techniques

Linux Profiling tools and techniques | All About Unix | Scoop.it
A summary of Linux profiling/monitoring tools
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CPU profiling on *nix.

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Signal handling in Linux - Alex on Linux

Signal handling in Linux - Alex on Linux | All About Unix | Scoop.it
This article introduces signals in Linux to the reader. It explains the nature of signals, how to use them and gives few small use examples.
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More Signal Handling info on linux..

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Peeking into Linux kernel-land using /proc filesystem for quick'n'dirty troubleshooting

Peeking into Linux kernel-land using /proc filesystem for quick'n'dirty troubleshooting | All About Unix | Scoop.it
This blog entry is about modern Linuxes. In other words RHEL6 equivalents with 2.6.3x kernels and not the ancient RHEL5 with 2.6.18 kernel (wtf?!), which is the most common in enterprises unfortuna...
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Linux super-duper admin tools: Strace

Linux super-duper admin tools: Strace | All About Unix | Scoop.it
Long, extensive tutorial explaining how to use strace system debugging tool to trace errors in process execution and solve them, including two real examples
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FreeBSD - Wiki Article

FreeBSD is a free Unix-like operating system descended from AT&T UNIX via BSD UNIX. Although for legal reasons FreeBSD cannot be called "UNIX", as a direct ...
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Linux Tutorial: Parsing XML with Xerces-C C++ API

Linux Tutorial: Parsing XML with Xerces-C C++ API | All About Unix | Scoop.it
Parsing XML using the ApacheXML Xerces-C libraries. YoLinux: Linux Information Portal includes informative tutorials and links to many Linux sites.
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