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Articles on Trending Technologies
Technical articles with clear explanations and examples
The best presentation tools for business
It is not uncommon to see many people trying their hands at tools such as PowerPoint and Prezi to deliver everlasting presentations. More often than not, they end up whacking their brains to make their presentations all the more impressive.Call it an all-consuming obsession of a connoisseur, PowerPoint and Prezi no longer holds candle to the several viable alternatives available in the market. There are several new kids on the block. One should definitely give a shot to each of the below mentioned alternatives. Here is a comprehensive and a curated list on the best Prezi alternative tools −EmazeLet me ...
Read MorePrevent fork bomb by limiting user process in linux
A Fork Bomb is a denial-of-service (DoS) attack against a Linux based system. It makes use of the fork operation to create infinite processes and is called as “Rabbit Virus or wabbit”. The system process continually replicates itself to deplete available system resources, causing resource starvation, slowing or crashing the system. This article gives insights on – how to prevent a fork bomb attack in Linux system.Fork Bomb uses a bash code and gets executed repeatedly. Linux system admin often uses bash function to test the user process limitations and this specific process can be configured in /etc/security/limits.conf file. Once Fork ...
Read MoreMonitors linux server performance remotely using web browser
Are you looking for speedy server statistics monitoring script? If yes, then this article is for you. Here, we will be explaining about Linux-dash which is a memory efficient, low resource, easy to install, server statistics monitoring script written in PHP.An internet static web page allows you to rearrange various widgets as you want. This script displays residing records of your server, including RAM, CPU, Disk space, community understanding, mounted programs, going for walks approaches and rather more.Linux Dash FeaturesLinux Dash Features should be like this –It is a lightweight and responsive web-based interface for monitoring server resourcesEasy to install ...
Read MoreC Program to check if a number is divisible by any of its digits
Given a number n, task is to find that any of the digit in the number divides the number completely or not. Like we are given a number 128625 is divisible by 5 which is also present in the number.ExampleInput: 53142 Output: yes Explanation: This number is divisible by 1, 2 and 3 which are the digits of the number Input: 223 Output: No Explanation: The number is not divisible by either 2 or 3The approach used below is as follows −We will start from the unit place and take the unit place’s number.Check whether the number is divisible or ...
Read MoreC Program for product of array
Given an array arr[n] of n number of elements, the task is to find the product of all the elements of that array.Like we have an array arr[7] of 7 elements so its product will be likeExampleInput: arr[] = { 10, 20, 3, 4, 8 } Output: 19200 Explanation: 10 x 20 x 3 x 4 x 8 = 19200 Input: arr[] = { 1, 2, 3, 4, 3, 2, 1 } Output: 144The approach used below is as follows −Take array input.Find its size.Iterate the array and Multiply each element of that arrayShow resultAlgorithmStart In function int prod_mat(int arr[], ...
Read MoreC Program for Arrow Star Pattern
Given a number n and we have to print the arrow star pattern of maximum n number of stars.The star pattern of input 4 will look like −ExampleInput: 3 Output:Input: 5 Output:The approach used below is as follows −Take input in integer.Then print n spaces and n stars.Decrement till n>1.Now increment till n.And print spaces and stars in increasing order.AlgorithmStart In function int arrow(int num) Step 1-> declare and initialize i, j Step 2-> Loop For i = 1 and i
Read MoreHow to create beautiful and useful infographics
We all know the old saying – A picture is worth a thousand words referring to the idea that, complex topics can be conveyed with just a single image. Since, it is widely believed that, essence and meaning of content can be explained better through visual mode in a better way. Also, it is fun to look at pleasant pictures or watching cool videos than to read normal text.In advertising and media industry, It is also a proven fact that, visual content drives more traffic and engagement than text does. Trying a cool infographic is the new trend. This article ...
Read MoreHow to add a user to the group on linux
The concept of “group” may be confusing to many Linux users. Linux operating system is designed to allow more than one user to have access to the Linux system at a time. Linux/Unix operating systems provides multitasking abilities to its multi-users. In order to do this task, we need to assign a group to each Linux user. This article gives step by step process on – how to add a user to the group in Linux system.Create a New UserTo create a new user using Linux command line, use the following command –$ sudo useradd tutorialspointThe above command is used ...
Read MoreHow to limit network bandwidth on linux
Have you ever shared network bandwidth with multiple devices? If you have ever been in a position where one application consumed all your traffic, then either you are a system admin or just a Linux user, you will need to discover how to control the upload and download speeds for applications to make sure that your bandwidth is not occupied entirely by a single application. This article gives an idea about how to limit network bandwidth on Linux.Limiting Network BandwidthOne of the easiest way to control over the network traffic is via command line tool called “trickle“. It can be ...
Read MorePsensor graphical hardware temperature monitor for linux
Generally speaking, Linux administrators are supposed to track the performance of your computer hardware issues or faults which might occur accidentally. Sometimes, overheating issues can occur due to various software concerns such as buggy graphics card driver, mis-configured fan control program, malfunctioning CPU frequency scaling daemon, etc. If these problems are not detected early, these might become serious threats which may cause permanent damage on your hardware. Hence, keeping an eye on over heating issues should be your top priority.Psensor is considered to be one of the simplest application to monitor hardware temperature and to plot real-time analytics from raw ...
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