Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
-
Economics & Finance
Articles on Trending Technologies
Technical articles with clear explanations and examples
Difference between Client-Server and Peer-to-Peer Network
Both Client-Server and Peer-to-Peer networks are fundamental architectures for data communication, each serving different purposes in modern networking. While client-server networks use a centralized approach with dedicated servers, peer-to-peer networks distribute responsibilities among all connected devices. Understanding the differences between these architectures is crucial for selecting the right network model for specific applications and use cases. What is a Client-Server Network? A client-server network is a centralized architecture where clients (requesting devices) communicate with dedicated servers (service providers) through the network. The server manages resources, processes requests, and provides services to multiple clients simultaneously. ...
Read MoreWhat is MQTT?
MQTT (Message Queuing Telemetry Transport) is a lightweight, publish-subscribe messaging protocol designed for communication in environments with limited bandwidth or unreliable network connections. Originally developed by IBM in the late 1990s to connect oil pipeline sensors with satellites, MQTT has become a cornerstone protocol for Internet of Things (IoT) and machine-to-machine (M2M) communication. The protocol operates on an asynchronous messaging model that decouples message senders and receivers in both space and time, making it highly scalable and suitable for unreliable network environments. MQTT Publish-Subscribe Architecture ...
Read MoreInternet Security Association and Key Management Protocol (ISAKMP)
The Internet Security Association and Key Management Protocol (ISAKMP) is a framework for establishing security associations (SAs) and performing key exchange in a secure manner. Security associations are agreements between two devices that define how they will communicate securely, while key exchange refers to the process of sharing cryptographic material needed to secure communication. ISAKMP defines the structure and format of messages used to establish and maintain SAs but does not specify the actual cryptographic algorithms or keys. Instead, it provides a framework for negotiating these details and establishing a secure channel between devices. ...
Read MoreApplications of Electronic Point of Sale (EPOS)
Electronic Point of Sale (EPOS) systems have revolutionized how businesses operate and interact with customers. These advanced systems provide comprehensive functionalities including inventory management, customer tracking, and financial reporting. EPOS systems have become essential tools for businesses across all sectors, helping streamline operations, improve customer service, and increase profitability. Core EPOS Applications Inventory Management • Real-time tracking • Auto reordering • Stock reports Customer Tracking • Purchase ...
Read MorePoison Reverse vs Split Horizon
Routing protocols determine optimal paths for data transmission through networks by maintaining and updating routing tables. Two important loop-prevention techniques used in distance-vector routing protocols like RIP and EIGRP are Poison Reverse and Split Horizon. Both techniques address the counting-to-infinity problem that occurs when routers continuously exchange routing information, potentially creating loops that cause packets to circulate indefinitely. Split Horizon Split Horizon is a simple rule that prevents a router from advertising a route back through the same interface from which it learned that route. This technique stops routing information from bouncing between routers. ...
Read MoreWhat is an SSID?
WiFi networks are ubiquitous in today's connected world, providing network connectivity for home automation, mobile devices, and countless applications. Understanding how devices identify and connect to the correct wireless network is fundamental to modern networking. SSID (Service Set Identifier) is a unique 32-character string that serves as the network name for a wireless local area network (WLAN). Think of it as a street address that helps devices identify and distinguish one WiFi network from another in areas where multiple networks may be present. SSID Network Identification ...
Read MoreWhat is Display Filter Macros in Wireshark?
Within the domain of network analysis and packet inspection, Wireshark stands as a powerful and widely-used tool. One feature that significantly enhances Wireshark's functionality is the use of display filter macros, which streamline the process of filtering and focusing on specific packets of interest within captured network traffic. What are Display Filter Macros? Display filter macros are pre-defined, reusable filter expressions that act as custom shortcuts for filtering specific types of network traffic. They encapsulate complex display filter expressions under a single name, allowing users to invoke them quickly without repeatedly typing lengthy filter syntax. Instead of ...
Read MoreWhat is the difference between Firebase and Parse Server?
Firebase and Parse Server are both Backend-as-a-Service (BaaS) platforms that help developers build mobile and web applications without managing complex backend infrastructure. While they serve similar purposes, they have distinct differences in ownership, hosting, and features. Firebase Firebase is a comprehensive Backend-as-a-Service platform developed by Google. Built on Google's infrastructure, it provides developers with tools and services to create high-quality applications, scale user bases, and generate revenue. The analytics dashboard is Firebase's standout feature, offering clear insights into user behavior by tracking up to 500 event types with 25 attributes each. This dashboard helps developers understand how ...
Read MoreWhat is DjVu Compression?
DjVu is a computer file format created to hold scanned documents, particularly ones that include text, line drawings, indexed color pictures, and photographs. It uses advanced techniques such as image layer separation, progressive loading, arithmetic coding, and lossy compression for bitonal images to achieve superior compression ratios. Organizations and individuals distributing high-resolution documents need an efficient compression technique that maintains quality while reducing file sizes dramatically. These documents are typically viewed in web browsers, requiring fast decoding for smooth user experience. DjVu provides an ideal solution with compression ratios up to 1000 times smaller than the original file. ...
Read MoreWhat is PTP?
Precision Time Protocol (PTP) is an Ethernet-based protocol defined by IEEE 1588 standard for synchronizing clocks across networked devices with sub-microsecond accuracy. It uses a Master/Slave hierarchical architecture to distribute precise timing information throughout a network. Unlike Network Time Protocol (NTP) which provides millisecond-level accuracy, PTP achieves microsecond-level precision, making it ideal for applications requiring extremely tight time synchronization such as industrial automation, telecommunications, and high-frequency trading systems. PTP Master/Slave Clock Hierarchy Grandmaster Boundary Clock ...
Read More