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MySQL query optimization is improving the speed and efficiency of database queries by reducing the amount of data that needs to be scanned, increasing the use of indexes, reducing the complexity of the question, and improving the way the data is retrieved and processed. It involves analyzing query execution plans, identifying performance bottlenecks, and making […]
The sigmoid function is a mathematical function that takes in any input, a, and returns a value between 0 and 1. It is defined as: sigmoid(a) = 1 / (1 + e^(-a)) where e is the base of the natural logarithm. The sigmoid function has a “S” shaped curve, and is often used in machine […]
Inter-city version’s average order value is over Rs 950 – around 2.5 times that of intra-city food deliveries. Currently, 30 percent of the users ordering daily are repeat customers. Zomato plans to expand its inter-city food delivery feature to about 5-10 cities over the next few months but not without an eye on profitability. While […]
SRID stands for Spatial Reference Identifier, a unique identifier assigned to a spatial reference system used in Geographic Information Systems (GIS). SRIDs define the coordinate system, projection, and geographic location of the data being used in a GIS system. SRIDs are used in maps like Google Maps and Yandex Maps to define the location of […]
These are seven popular cloud kitchen concepts worldwide: Kitchen United, REEF Technology, CloudKitchens, FoodStars, Grubtech, CookUnity, and Ghost Kitchen Brands. Each company operates a network of shared or leased kitchen spaces that restaurants and other food businesses can use to expand their delivery and takeout operations. These cloud kitchens offer 24/7 access, fully equipped kitchens, […]
This video examines some of the best practices and coding conventions for JavaScript. We’ll go through several rules to help you write clean code. People will perceive your work differently if you write clean JavaScript code. Coding conventions secure quality, improve code readability and make code maintenance easier. They can be documented rules for teams […]