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It is very much true, open source technologies are widely acquired by many companies and individuals, you can get it everywhere; in your phone, your laptop, tablet and in most of the websites. Many companies develop open source free software applications, plugins many other things for business, but how do they get profit from their free products?Usually, Red Hat, a global leader of open source software solution generates revenue more than $1-2 billion by offering free products. They packages and delivers Red Hat Enterprise Linux (open source operating system) to enterprises with 10 years of support facilities, their engineers track ... Read More
Users who every day and every time busy in sending and sharing confidential and important stuffs, but with sending and sharing stuffs they are really worried of their safety and security. For them, Dropbox is a best place to share and send files publicly safely and securely, you just have to keep your documents, photos and videos inside Dropbox and get them from your devices (computer, phone, or tablets). Not only you can keep things inside it, you can edit too.Using Dropbox, you can share your photos, videos, and docs with your friends, business team, and organizations. Due to its ... Read More
Browser’s in-built tool “Console” is basically a log file keeps all errors record of websites opened using the particular browser. Browser displays error messages in case of network issue, JavaScript and CSS code functions and properties issues, security errors, etc… with the help of Console. This tool can be accessible through the shell and the Console API that are useful in terms of testing data, functions and properties.Here, we will show you how to access and use the Console API, The Browser Console APIIn the Google Chrome web browser, go to the Customize and Control Google Chrome Tools Developer Tools ... Read More
Nobody can say Wikipedia is not best, every day billion of people go through it to get valuable information and they are satisfied too. A free encyclopedia with huge database, contain data on various topics in many languages. If you are planning to go to some unknown place (abroad); definitely you will download some data about that place and save it to use offline, but how good if you could convert those data into Ebook?It is possible; Wikipedia provides a way to create Ebook. You can collect the content, arrange it and convert it into Ebook in EPUB form or ... Read More
Badblocks is a Linux utility to assess unhealthy sectors on a disk power. It creates a list of those sectors which can be used with other applications like mkfs, so that they aren’t used at some point and for that reason does not corrupt the data. This article explains about – how to find out bad Sectors ie. bad Blocks on your Linux Hard Disk.To get the information about Block Devices on your machine, use the following command –$ lsblkChecking Bad SectorsThere are so many sophisticated methods which are available to find bad blocks. The most used method is as ... Read More
Are you using Ubuntu Server or Ubuntu system? then you should also be aware that, high profile banks are likely to be targeted by criminals looking for Server information/Files. Should you really worry?. maybe! This article provides you awareness on – Installing Security Patches for updating automatically on Ubuntu.Use the following command to install security patches automatically on Ubuntu$ sudo dpkg-reconfigure -plow unattended-upgradesWhile installing packages, it will ask permission from user as shown below –Now click on Ok by pressing enter key. Then, it will show the following screen as shown below-Now click on OK by pressing the enter key. The ... Read More
Today people spend more time in the world of the internet than in the real world. For instance, a teenage tech crazy youngster is on a holiday, the first thing for him would be to update the status on all his social media accounts like Facebook and others. People are turning impulsive as they wish to share everything with the whole world as and when some news breaks. Be it, some happy moments or some disturbing news. In some ways, we are all now slowly addicted to the net world.Most of us spend time on Facebook for getting the news. ... Read More
There are many choices on hand to secure your data. However, GPG provides the additional benefit to encrypting your data on a priority basis and transfers them securely over the internet. This article explains about – How to Encrypt and Decrypt a file using GPG command on Linux.To get more information about GPG, use the following command –$ gpg -hThe sample output should be like this –gpg (GnuPG) 1.4.20 Copyright (C) 2015 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO ... Read More
With so many databases in the market, the mind wars have begun and it is the right time to understand the difference and importance of top 3 relational databases in the market – Microsoft SQL Server, Oracle PL/SQL, and MySQL. The relational database management systems have currently become the backbone of the industry and with so many options available, it is difficult to figure out which one to choose.The relational database management systems was introduced in 1980’s. This article is focussing on exploring the history and features of three popular RDBMS in the industry: Microsoft SQL Server, Oracle, and MySQL. ... Read More
Do you frequently compress and extract files on Linux/Ubuntu? Have you heard about.tar extension? Then this article is for you to learn about compress and extract files using the tar command with examples.What is .tar?In computing, tar is an application utility for collecting many records into one archive file, most likely known as a tarball, for distribution or backup functions .Tar was at the beginning developed in the early days of Unix for the intent of backing up records to tape-based storage. It used to be later formalized as a part of the POSIX standard.To get more information about tar, ... Read More