They say you never forget your first computer. For some of us, it was a Commodore 64 or an Apple IIe. For others, it was a Pentium 233 running Windows 95. Regardless of the hardware, the fond memories of wonder and excitement are universal. For me, I'll never forget the night my father brought home our first computer, a Tandy 1000. more>> […]
Once in a while someone points out a POSIX violation in Linux. Often the answer is to fix the violation, but sometimes Linus Torvalds decides that the POSIX behavior is broken, in which case they keep the Linux behavior, but they might build an additional POSIX compatibility layer, even if that layer is slower and less efficient. more>> […]
No matter how much I love Plex, there's still nothing that comes close to XBMC for usability when it comes to watching your network media on a television. I've probably written a dozen articles on Plex during the last few years, so you know that's tough for me to admit. more>> […]
I've always loved PHPMyAdmin for managing MySQL databases. It's Web-based, fairly robust and as powerful as I've ever needed. Basically, it's awesome. Today, however, I discovered something better than awesome: Adminer. Although it is conceptually identical to PHPMyAdmin, it is far simpler and far more powerful. How can it be both? more […]
I've never once made a model rocket. I've always wanted to, but apart from "tube with explodey rocket part", I really didn't know where to start with designing. I recently found an open-source application that should help me with my lack of rocket science know-how: OpenRocket. more>> […]
Apps like Instagram have made photo filters commonplace. I actually don't mind the vintage look for quick cell-phone snapshots, but a filter can do only so much. At first glance, Repix is another one of those "make your photo cool" apps that does little more than add a border and change saturation levels. more>> […]
Our "Embedded Linux" issue of Linux Journal is just around the corner, and we want YOUR project to be in it! Whether you're embedding a Beagle Bone Black into a dish so you can automatically feed your black Beagle a bone, or you're developing an Arduino-based butler to answer your front door -- we want to hear about it! more>> […]
There's an old quote from Jamie Zawinkski that goes: "Some people, when confronted with a problem, think ‘I know, I'll use regular expressions.’ Now they have two problems." Even people like me who like regular expressions laugh at the truth in that quote, because we've seen the consequences when someone doesn't think through th […]
I recently installed CentOS Linux version 7 or Red Hat Enterprise Linux version 7. How can I restart networking service using command line options? How can I start / stop and restart networking service on a CentOS/RHEL 7 based system?Read answer to: "CentOS / RHEL 7 Restart / Stop / Start Networking Command"
How can I analyze line rate taking log file as input on a Linux system? How do I find the IP flooding my Apache/Nginx/Lighttpd web-server on a Debian or Ubuntu Linux?Read answer to: "Linux / Unix logtop: Realtime Log Line Rate Analyser"
How do I install the extra repositories such as Fedora EPEL repo on a Red Hat Enterprise Linux server version 7.x or CentOS Linux server version 7.x?Read answer to: "Install EPEL Repo on a CentOS and RHEL 7.x"
I have created/launched Amazon Machine Image (AMI) instance powered by a CentOS/RHEL/Red Hat Enterprise Linux. How can I connect to my instance using OpenSSH Linux/Unix/OSX ssh client?Read answer to: "Connect To Amazon AWS EC2 Instance From a CentOS / RHEL Using SSH Client"
How do I install gnu gcc compiler and related tools such as autoconf, automake, flex, c++ compiler, and bison on a CentOS 7 or Red Hat Enterprise Linux version 7 server?Read answer to: "CentOS / RHEL 7: Install GCC (C and C++ Compiler) and Development Tools"
I'm installing FreeBSD 10 Xorg and xfce4 desktop. But, getting the following error: (EE) Failed to load module "fbdev" (module does not exist, 0) How do I fix this problem on FreeBSD 10 amd64 based system?Read answer to: "FreeBSD: (EE) Failed to load module “fbdev” (module does not exist, 0) Error and Solution"
I am a new Ubuntu Linux and bash shell user. I also know how to redirect output from display/screen to a file using the following syntax: cmd > file ls > file However, some time errors are displayed on screen. How do I store and redirect output from the computer screen to a file on a Linux or Unix-like systems?Read answer to: "Linux Redirect Error […]
I know keeping a FreeBSD server up to date is a very important. How can I apply binary system patches and updates to a new installation of FreeBSD 10 server?Read answer to: "FreeBSD 10: Apply Binary Updates To Keep Base System Up To Date"
I am new Red Hat Enterprise Linux version 7 user/sysadmin/developer. This version made the big number change for RHEL 7/CentOS 7. How can I install LAMP (Linux, Apache, MariaDB, PHP) stack on a RHEL version 7 or CentOS Linux version 7 using CLI or over ssh based session?Read answer to: "CentOS and RHEL 7: Install Linux, Apache, MariaDB, PHP (LAMP) Stack […]
I want to use Pandora online radio on a Fedora Linux desktop. How can I install Adobe Flash Player Plugin version 11.2 with yum command on a Fedora Linux 64 bit desktop or 32 bit version 20 laptop system?Read answer to: "Fedora Linux 19/20 Install Adobe Flash Player"