Deleting a file or reformatting a disk does not destroy your sensitive data. The data can easily be undeleted. That’s a good thing if you accidentally throw something away, but what if your trying to destroy financial data, bank account passwords, or classified company information. In this article you will learn number of tools(Shred,Wipe,srm,smem,sfill,sswap,DBAN) to delete files securely in GNU/ Linux

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In this tutorial we will see how to install Adobe Flash in Debian Etch/Lenny/Sid. Adobe Flash (previously called "Macromedia Flash"') is a multimedia platform created by Macromedia and currently developed and distributed by Adobe Systems. Since its introduction in 1996, Flash has become a popular method for adding animation and interactivity to web pages; Flash is commonly used to create animation, advertisements, and various web page components, to integrate video into web pages, and more recently, to develop rich Internet applications.

pv (Pipe Viewer) can be inserted into any normal pipeline between two processes to give a visual indication of how quickly data is passing through, how long it has taken, how near to completion it is, and an estimate of how long it will be until completion.To use it, insert it in a pipeline between two processes, with the appropriate options.

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If you want to ssh your vps server or your home computer from your work place (assuming you are using http proxy).You need to use Corkscrew.corkscrew is a simple tool to tunnel TCP connections through an HTTP proxy supporting the CONNECT method. It reads stdin and writes to stdout during the connection, just like netcat.

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A DHCP Server assigns IP addresses to client computers. This is very often used in enterprise networks to reduce configuration efforts. All IP addresses of all computers are stored in a database that resides on a server machine.A DHCP server can provide configuration settings
using two methods

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Wine makes it possible to run Windows programs alongside any Unix-like operating system,particularly Linux. At its heart, Wine is an implementation of the Windows Application Programing Interface (API) library, acting as a bridge between the Windows program and Linux.Think of Wine as a compatibility layer, when a Windows program tries to perform a function that Linux doesn’t normally understand, Wine will translate that program’s instruction into one supported by the system. For example, if a program asks the system to create a Windows pushbutton or text-edit field, Wine will convert that instruction into its Linux equivalent in the form of a command to the window manager using the standard X11 protocol.

To start, NAT is by far the easiest way to get your guests connected to the interweb, but you may want to use the guests as servers. For this you need Host Networking.To configure Host Networking you need to configure network bridging, you basically go through four steps on the host machine

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A wireless router is great when toting a computer with a wireless interface around, but moving a wired computer to another room or floor often means stringing an unsightly Ethernet cable through the house. The alternative is buying a wireless adapter, hoping that a Linux driver is available for it (there often isn’t). Even a wireless interface is no good when used out of range of the wireless router.

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SugarCRM is a complete CRM system for businesses of all sizes. Core CRM functionality includes sales force automation, marketing campaigns, support cases, project management, calendaring, and more. It supports MySQL and
MS SQL Server.

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Ever been faced with a collection of files that need renaming and nearly gone mad from trying to do it manually? Lots of typing mv, or lots of right click -> rename. Enter qmv, part of renameutils.

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