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There are several web-based database management tools available on Linux. Among them is Adminer which is a PHP application. Adminer can fully support the administration of various databases including MySQL, MariaDB, MongoDB, PostgreSQL, SQLite, and Oracle. This tutorial describes how to set up a web-based management system with Adminer, and how to manage databases in web interface.

Have you been in the situation where you needed to move everyone’s mail from one provider to another? It’s a pain to do using the mail client one at a time, but with this guide, you’ll be able to create a csv with everyone’s info and run one command to fire it all off.

Backyard haunted houses, carving pumpkins, elaborate decorations, jumping out to scare trick-or-treaters; Halloween is packed with the DIY spirit. People’s desire to be scared or scare others is primal. It’s the “fight or flight” response, the deep psychological need to survive. Halloween give many the chance to feel the fear, since back in our minds we know there is no real danger. Perhaps it is just the excitement that drives us to walk through that haunted house. Either way, it’s fun for both the builder and the viewer.

Sooner or later, your operations are going to need to scale out to bigger and better servers. You'll have to migrate your application to new hardware. Here's how to do it.

If you own an HTC One or another Android model that lacks a microSD slot, you can still add extra storage. Here's how.

This guide explains how to install the RoundCube webmail application on a Debian Wheezy server running ISPConfig and nginx, and how to enable the ISPConfig 3 plugins for RoundCube so that users can perform actions like changing their email passwords from within RoundCube. Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface; it comes with functions like MIME support, address book, folder manipulation, message searching and spell checking.

It's time for a new series focusing on the Linux shell. This time around, I'm going to talk about programming in the shell. What I want to do is get you comfortable with the idea of writing small, useful scripts to do your job as an administrator of your Linux domain, no matter how small or large.

I've already looked at some GIS applications available on Linux. Programs like GRASS and qgis provide a full set of tools to do GIS. Sometimes, that's really overkill though. You may just want to display some data geographically and create a map. For those cases, there is Thuban, an interactive geographic data viewer.

Learn the commands you need to deal with Cisco router logs and use rsyslog to receive them on a remote Linux PC

In part 3 of this Gtkmm tutorial I will explain how to connect the buttons to signals and show dialogs when they are clicked.

This is the first from a series of how-to articles covering configuration of multi-layout keyboards in Linux. It is obviously a task for the desktop environment in use for the particular Linux distribution. Let's starts with the obvious leaders in the Linux world.

Linus Torvalds closed the 3.12 merge window when he released 3.12-rc1. tty layer and scalability improvements received a special mention in the release announcement. The tty layer cleanups lead to per-tty locking which will result in better performance on some work-loads.

It should be no news to people who have been closely following the open source driver development. This tutorial might be useful to those users who have been unaware of how to enable dynamic gpu switching at runtime. Thanks to reddit user JackDostoevsky, who wrote the steps necessary to set it up. This tutorial is just the re-iteration of that post. Read this post, if you want to follow the discussion. I have taken more conservative approach in this tutorial, therefore if you want to check git versions, follow above discussion.

In part 2 of this C++ Gtkmm programming tutorial I will explain how Gnome containers are used and how to create widget objects that are managed by Gtkmm.

This will be the first in a series of C++ Gtkmm tutorials leading up to a simple game.

This tutorial describes how to visualize disk usage on Linux with Baobab, which is a GNOME disk usage analyzer. Its biggest advantage is the intuitive visualization interface. Baobab can analyze the whole file system tree, a particular directory tree or even remote folders over network.

Qmmp is a music player written in Qt wich an interface that resembles the one of the old XMMS and Winamp 2.x. Qmmp comes with some very nice features including XMMS/Winamp 2.x skins support, an equalizer, plugins, configurable shortcuts and transparency effects.

This is the first article in a series intended to cover the basics of Linux and working in with the command-line. Since this is a work in progress, one chapter will be provided at a time.

Neutron basic RDO setup (havana) to have original LAN as external on Fedora 19 and attempt to test Openstack RDO Havana on a Fedora 19 box.

If you often mount and access a remote NFS share on your system, you will probably want to know how to improve NFS file access performance. One possibility is using file caching. This tutorial describes how to enable local file caching for NFS shares by using cachefiles.

BitTorrent Sync by BitTorrent, Inc is a proprietary peer-to-peer file synchronization tool available for Windows, Mac, Linux, Android, iOS and BSD. It can sync files between devices on a local network, or between remote devices over the Internet via secure, distributed P2P technology, so in short you can setup your own cloud storage and share your files among your devices.

On any file system, deleting a file doesn’t necessarily mean that it is gone for good. When a file is removed, its meta data is gone, but actual file data is untouched inside the file system, until the location of the data is overwritten by other file data. This means that if you accidentally deleted a file, there is a chance that you can recover the file. This tutorial describes how to recover deleted files on Linux.

This tutorial will help the system administrators how to securely copy files to remote linux servers from local linux machine & vice versa in UNIX like operating system.

Meld is a visual diff and merge tool that can compare files, directories, and any version controlled projects. Meld offers two- and three-way diff and merge, as well as supports simple commands of major version control systems (e.g., SVN, Git, Mercurial, Bazaar). This tutorial describes how to diff and merge files and directories on Linux by using Meld.

Sometimes the manual is of little use, however. Such was the case in a recent Zen Cart migration I undertook. However, even in cases where the manual is being ignored, it should still be read first. Before going off book, it helps to understand the process behind what you are doing.

This tutorial shows how to set up a high-availability storage with two storage servers (Debian Wheezy) that use GlusterFS. Each storage server will be a mirror of the other storage server, and files will be replicated automatically across both storage servers. The client system (Debian Wheezy as well) will be able to access the storage as if it was a local filesystem. GlusterFS is a clustered file-system capable of scaling to several peta-bytes. It aggregates various storage bricks over Infiniband RDMA or TCP/IP interconnect into one large parallel network file system. Storage bricks can be made of any commodity hardware such as x86_64 servers with SATA-II RAID and Infiniband HBA.

One way to add personalization to the documents or presentations that you create in Linux desktop is via using custom fonts. In Linux desktop, you can download and add custom fonts to the desktop system as you wish. This tutorial describes how to install custom fonts in Linux desktop environment.

VideoLAN Team has released the new major version of VLC 2.1.0 “Rincewind”. It comes with many improvements and features such as new audio core, hardware decoding and encoding, port to mobile platforms, preparation for Ultra-HD video and a special care to support more formats. VLC 2.1.o is a major upgrade for VLC.

A hex editor can be useful in various cases, e.g., repairing disk image and partition, reverse-engineering binary code, patching emulator ROM files, analyzing malware, etc. This tutorial introduces a HEX editor called wxHexEditor which is available for Linux, Windows and MacOS X.

Learn how to create a powerful multi-network hardware firewall with little more than pfSense and a redundant computer

This tutorial will help the system administrators to install CentOS 6.4 linux on Servers. Whereas CentOS (Community Enterprise Operating System) is a Linux distribution which attempts to provide a free enterprise class computing platform.

You want to update your openQRM Cloud environment? Here a detailed recipe for you!

This tutorial is specifically intended to those who wish to try Ubuntu Linux, maybe on an older PC. I decided to do this on my net book since it has been running really slow with Windows 7, and as Windows 7's requirements are much higher than that of Ubuntu's I thought I'd install Ubuntu on my old net book. So here it goes.

Amazon Web Services (AWS) EC2 is the most widely used pay-as-you-go type of elastic compute cloud. This guide describes how to run Ubuntu Desktop on Amazon EC2.

I have created a very simple script to help with downloading Youtube videos. The script will display a list of available formats, ask what format you would like to download and correctly name the file that is being downloaded.

This tutorial describes how to access an SSH terminal in a web browser on Linux. Web-based SSH is useful when the firewall you are behind is so restrictive that only HTTP(s) traffic can get through.

How to install phpIPAM (IP Address Management) application on ubuntu 13.04 Server

Task Coach is a to-do application that lets you set priorities, and organize everything you have to do for that day.

Linux has its own share of Dropbox clients; CLI clients as well as GUI-based clients. Dropbox Uploader is an easy-to-use Dropbox CLI client written in BASH scripting language. This tutorial describes how to access Dropbox from the command line in Linux by using Dropbox Uploader.

Your open source project is one of thousands, so how do you help its community grow? Start with project management, great documentation, and a road map.

It was inevitable. Back when the Raspberry Pi was announced, I knew I eventually would use one to power a beer fridge.

FlightGear flight simulator puts you in the cockpit to fly airliners, combat aircraft and helicopters.

The next morning there were two emails from site visitors informing me that FOSS Force was serving blank pages, one even sending a screen shot that showed our logo up top with nothing but white space below. However, our site looked fine on the company desktop and on my laptop so I figured they’d been attempting to access the site while the upgrade was in process and paid them no mind. I also noted that when I checked our AdSense account we’d only earned a couple of cents so far for the day, a fraction of a percent of what I would expect for the amount of traffic we were having, but I chalked that up to the inconsistency of online advertising.

Here's how you can install Firefox 24 in Fedora 19, 18, and 17.

The following tutorial will teach all Linux users how to beautify their current desktop environment with the gorgeous, flat and modern Pacifica icon theme.

If you are looking for a cross-platform VNC client, you have two options: use either Java-based VNC viewers (e.g., RealVNC or TightVNC), or web-based VNC clients. Compared to Java-based VNC viewers, VNC web clients are typically faster than Java-based counterparts, and could easily be integrated into other third-party applications. This tutorial describes how to access VNC remote desktop in web browser by using VNC web client called noVNC.

SchoolTool is licensed under GPL2 and written in Python using the Zope 3 framework. The main goals of this project are to create a simple turnkey student management and information system, including demographics, gradebook, attendance, calendaring and reporting for primary and secondary schools.

There are several file mirroring tools on Linux, such as rsync or duplicati. However, these tools are meant for “uni-directional” file sync (i.e., pushing or pulling incremental updates in one direction). Unison is an open-source file synchronization tool that natively supports bi-directional file synchronization. This tutorial describes how to synchronize files between two servers with Unison command-line utility.

When you are running X applications over SSH, the encryption/decryption overhead of the SSH protocol may slow down the rendering of remotely running X applications. Furthermore, if an SSH session is established over a wide area network, X11 forwarding over SSH may become even slower due to network latency and throughput limitation. This tutorial describes some tips on how to speed up X11 forwarding in SSH over wide area networks.

A tutorial to produce a Quantum basic RDO setup (grizzly) with original LAN as external on Fedora 19.