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In this article, we will learn how to install and configure the MongoDB on CentOS 7, MongoDB which is an open-source and free database (is a NoSQL database), means it is a document-oriented database, it stores the document which is similar structurally to JSON (in MongoDB it is called as BSON) with high availability, performance and auto scaling. Unlike the RDBMS, it doesn’t need any predefined database schema for adding the data to the database tables. We can alter the schema any point of time without disturbing the existing schema.PrerequisitesCentos 7 installed on the Linux Machine.A user with root user ... Read More
Fping is a program to send ICMP echo probes to network hosts, it is similar to ping hence, it allows users to check if a remote host is up or down.Using Fping command, we can check multiple hosts at a time. This article describes “How to install Fping command and uses of Fping command”Installing Fping commandTo install Fping command, use the following command –$ sudo apt-get install fpingThe sample output should be like this –Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are no longer required: gtk2-engines-pixbuf libbs2b0 libopusfile0 ... Read More
The Pleasant Interactive Shell which is called and abbreviated as FISH is a shell for UNIX and UNIX-like operating systems. It is a unique and innovative command line environment with a number of priceless improvements. Fish is designed to work with any other shell like bash or ZSH. Unlike different shells which disables more than a few elements with the aid of default to save process resource, FISH maintains all of them enabled by means of default in an effort to make most out of it.FeaturesIt is a User-friendly and interactive shellIt has so many powerful featuresInbuilt Web-based configurationIt supported ... Read More
Sometimes, it becomes important to find which files or directories are ingesting up, all of your disk area on a Linux. Similarly, we should be able to discover a particular directory location on file system such as /tmp/ or /var/ or /domestic/. This article will help you to use Unix and Linux commands for finding the most important or biggest files or directories on the file systems.Although, there is no shortcut command which is available to discover the largest documents/directories on a Linux/UNIX/BSD file system but there is a possibility which we will be showcasing you about.By aggregating the following ... Read More
This article will show you – how to configure the DNS caching or forwarding server in the local environment with the use of DNS. DNS (Domain Name System) are often critical servers to get right, when we are learning things such as configure websites and servers. Most of the people will choose to use the DNS servers which is provided by the hosting company or the domain controllers.Caching DNS ServerThe configuration will cache the DNS server. This type of servers are called as resolvers because it handles recursive queries and can handle the grunts of tracking the DNS data from ... Read More
Virtual Reality and panoramic photos and videos are gaining popularity at a jaw-dropping rate. To go hand in hand with the new era of media experience, Facebook, the social networking giant, has announced that it would roll out an upcoming update to its app which would add a feature called the “360 photos”. As evident from the name itself, 360 photos is aimed at enhancing the 360-degree panoramic photo viewing experience up to a great extent.What is it all about?This revolutionary feature is supposed to enable the Facebook app to automatically convert a 360-degree image or a panoramic photo into ... Read More
GRE stands for Graduate Records Examination. GRE is one of the most coveted exams designed and administered by Education Testing Services group (ETS). To pursue Masters in Science (MS) or a Masters in Arts (MA) or any Doctoral program in foreign universities all around the world, it is important for students to secure a good GRE score.GRE churns out the best talent by measuring the candidate’s verbal, analytical and mathematical skills in its own unconventional yet distinctive methodology. The fact that the number of Indian students taking the Graduate Records examination has skyrocketed to a whopping 95000 is a testimony ... Read More
In this emerging world of huge opportunities, there are so many paths we can travel through and start our careers. But having a bright and a beautiful future is something everyone wants. So, one must be quite clear about his/her interests. And engineering could be one such interest. Many people today in India opt for engineering as their undergraduate program because of the wide scope in the engineering sector. Engineering encompasses almost all areas of employment and certainly provides a plethora of opportunities. In a developing country like India, there is a need for enthusiastic, energetic, passionate and dynamic engineers ... Read More
The world is moving fast, consequently the technologies which we are using also keeps improving day by day. So to maintain the pace of transforming technologies, we need to keep upgrading ourselves. Gone are the days, when Project Managers across the world use the traditional processes to estimate the Scope, Schedule, Cost and other project constraints to manage the project.But these days, we have privileges to use many established tools and techniques which are evolved after years of research and practices. There are some proven techniques which can help the Project Managers to manage the projects in a more organized ... Read More
Quickly releasing a new product or new features to the market is a challenging task for the organizations worldwide. The toughest job is to bring together all the distinct groups such as Development, Quality Assurance and IT Operations to get the work done in a quickest way to release the product as soon as possible.It has been seen that processes and practices are kept on evolving to overcoming those challenges. Just a decade ago there is no such term called DevOps exists in our corporate world, but later in 2009, a methodology defined a set of processes to collaborate and ... Read More