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Articles on Trending Technologies
Technical articles with clear explanations and examples
System Scaling - Optimization Trade offs
Introduction As technology continues to evolve, businesses are increasingly relying on complex systems to support their operations. System scaling is the process of adding or removing resources to ensure that these systems can accommodate changing demands. While system scaling can improve system performance and availability, it also introduces trade−offs that require careful consideration. Explanation of System Scaling System scaling is the process of adjusting infrastructure resources, such as servers, storage, or network capacity, based on changing business requirements. Organizations may scale up or down their systems depending on factors such as user traffic, application complexity or resource utilization. ...
Read MoreSynchronous Data Link Control (SDLC) Loop Operation
Introduction Data communication involves the exchange of information between two or more devices connected through a communication channel. The effectiveness and efficiency of this exchange process are highly dependent on the protocol used to transmit the data. Synchronous Data Link Control (SDLC) is an essential protocol for data communication as it provides a reliable means of transmitting data across networks. Synchronous Data Link Control is a layer 2 protocol used in data communication to manage and maintain error−free transmission between devices. SDLC provides synchronization, error control, and flow control mechanisms necessary for efficient data transfer. SDLC Loop Operation ...
Read MoreSymmetric Stripline
Introduction In the world of electronics, transmission lines are an essential part of many circuits. One such type of transmission line is the Symmetric Stripline. This article provides a detailed look at this technology, including its definition, construction, working principle, applications, and more. A Symmetric Stripline is a type of electrical transmission line that consists of two parallel conductive strips separated by a dielectric material. It is commonly used in high−frequency and microwave circuits due to its ability to provide low loss and good impedance matching properties. Construction of Symmetric Stripline Layers of Symmetric Stripline Symmetric ...
Read MoreSwitch Stacking Concept
Introduction In today's fast−paced and highly connected business environment, having a reliable and efficient network infrastructure is crucial for success. With the rise of cloud computing, big data, and the Internet of Things (IoT), businesses need to be able to handle large amounts of traffic while maintaining high levels of performance. One technology that can help achieve this goal is switch stacking. Switch stacking is a networking technology where multiple network switches are connected together to form a single logical unit. In other words, instead of managing each switch separately, they are managed as one entity. This ...
Read MoreSwitch Port Analyzer (SPAN)
Introduction Network monitoring is an essential part of maintaining a healthy and secure network. One critical tool for network monitoring is Switch Port Analyzer (SPAN). SPAN allows administrators to monitor and analyze network traffic by providing a copy of the traffic to an analysis device without interrupting the flow of data. In this article, we will provide an in−depth examination of SPAN, including its definition, significance in network monitoring, setup procedures and best practices, use cases, advanced features, limitations, and alternatives. Understanding SPAN Switch Port Analyzer (SPAN) is a feature available on modern network ...
Read MorePHP Program for Converting Roman Numerals to Decimal Lying Between 1 to 3999
The characters used in an arrangement of numeric notation based on the pre-Roman Roman system are known as Roman numerals. All major symbols are covered in the section below. In this problem, we are given a string of Roman numerals and our task is to convert Roman numerals to decimals in the range of 1 to 3999 Here are some examples and explanations to help you better understand the problem. Input str = "DCCCLXXIV" Output str = 874 Explanation DCCC is the Roman representation of 800 as D represents 500 and C represents 100 LXX is the Roman representation of ...
Read MorePython Program To Write Your Own atoi()
We are given a string that may represent a number and if it is a valid number then we have to convert it into an integer using the Python programming language. atoi() function is used in C programming language and used to convert the string which is passed as the parameter to it into an integer value if the string is a valid integer otherwise it shows the undefined behavior. Sample Examples Input 1 string S = "9834" Output 9834 Explanation We are given a string that represents a number so we have just got the same output. ...
Read MoreHow to Configure Proxy Settings on Ubuntu 20.04?
Introduction Proxy servers are intermediary servers that act as a gateway between a user's device and the internet. When connected to the internet through a proxy server, all data requests from the user's device are first sent to the proxy server which then forwards them to the internet. Similarly, when data is received from the internet, it first goes through the proxy server before reaching the user's device. There are several types of proxies including HTTP proxies, HTTPS proxies and SOCKS proxies. Each type of proxy serves different purposes with varying degrees of security and privacy. Understanding Proxy Settings on ...
Read MoreHow To Configure PostgreSQL 12 Streaming Replication in CentOS 8?
Introduction PostgreSQL is one of the most popular open-source relational database management systems (RDBMS). It provides a wide range of features such as data integrity, fault-tolerance, and scalability. One of the essential features in PostgreSQL is Streaming Replication. It allows you to create multiple copies of a PostgreSQL database cluster in near-real-time by continuously streaming the changes from the primary node to the standby nodes. Streaming replication works by streaming the write-ahead log (WAL) data generated by the primary node to one or more standby nodes over a network connection. Configuration of Master Node for Streaming ...
Read MoreC Program to Find Minimum Insertions to Form a Palindrome
A palindrome is a string that is just equal to the reverse of it. We are given a string and we have to find the minimum number of insertions of any characters required to make the given string as the palindrome. We will see the three approaches: first recursive approach, then we will memorize this solution, and last, we will implement the dynamic programming approach. Recursive ApproachExample #include // library for input and output #include // library to get the integer limits #include // library for strings // function to find the minimum of ...
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