Ayesha Sapkota(Sita)

 Building a recommendation system in Python involves several steps. Here's a high-level overview of the process: 1. **Choose a recommendation algorithm**: There are various recommendation algorithms available, such as collaborative filtering, content-based filtering, matrix factorization, and deep learning-based approaches. Select an algorithm based on your specific requirements and available data. 2. **Gather and preprocess data**: Collect the necessary data for your recommendation system. This can include user preferences, item attributes, ratings, or transaction history. Clean and preprocess the data to ensure it's in a suitable format for your chosen algorithm. 3. **Split the data**: Split the data into training and testing sets. The training set is used to build the recommendation model, while the testing set is used to evaluate its performance. 4. **Implement the recommendation algorithm**: Use a library or implement the chosen recommendation algorithm in Python. Librarie

 To fix a "NameError: name 'variable_name' is not defined" error in Python, you can take the following steps: 1. Check variable name spelling: Make sure you have spelled the variable name correctly. Python is case-sensitive, so ensure that the case matches exactly. 2. Check variable scope: Verify that the variable is defined in the appropriate scope. If you're trying to access a variable defined inside a function, for example, ensure that you're accessing it within that function or in a wider scope where it's visible. 3. Check variable assignment: If you're trying to use a variable before it has been assigned a value, you will encounter a NameError. Make sure the variable is assigned a value before you attempt to use it. 4. Check import statements: If you're working with modules or packages, ensure that you have imported them correctly. Verify that the module or package name is correct and that you have imported it using the appropriate import stat

How to solve name error in python? `NameError` in Python occurs when you try to use a variable or a name that hasn't been defined or is not in the current scope. To solve a `NameError`, you can take the following steps: 1. Check the spelling: Verify that the variable or name you're using is spelled correctly. Python is case-sensitive, so make sure the case matches as well. 2. Check the scope: If you're trying to access a variable defined inside a function or a conditional statement, ensure that the variable is defined in the appropriate scope. Variables defined inside a function, for example, are local to that function and cannot be accessed outside of it. 3. Check the order of statements: If you're trying to access a variable before it's been defined, you'll encounter a `NameError`. Make sure the variable is defined or assigned a value before you use it. 4. Check the module or package import: If you're using a variable from an external module or package, en

 Digital Logic BCA Syllabus Course Description   This course presents an introduction to Digital logic techniques and its practical application in computer and digital system.   Course Objectives   The course has the following specific objectives:   • To perform conversion among different number systems   • To simplify logic functions   • To design combinational and sequential logic circuit   • To understand industrial application of logic system.   • To understand Digital IC analysis and its application   • Designing of programmable memory 1. Introduction Teaching hours: 2 hrs 1.1 Digital Signals and Wave Forms 1.2 Digital Logic and Operation 1.3 Digital Computer and Integrated Circuits(IC) 1.4 Clock Wave Form   2. Number Systems Teaching hours: 5 hrs  2.1 Binary, Octal, & Hexadecimal Number Sytems and Their Conversions     2.1.1 Representation of Signed Numbers-Floating Point Number     2.1.2 Binary Arithmetic 2.2 R

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Joseph Robinette Biden Jr., the 46th President of the United States, is an American politician. He was a member of the Democratic Party who served as Barack Obama's 47th vice president from 2009 to 2017. He was a member of the United States Senate from 1973 to 2009. Early age of  Joe Biden Biden, who was born on November 20, 1942, grew up in the blue-collar city of Scranton in northeast Pennsylvania before rising to one of the country's highest political offices. His father, Joseph Biden Sr., worked as a used car dealer and cleaned furnaces. Catherine Eugenia "Jean" Finnegan was his mother. Biden attributes his endurance, hard work, and perseverance to his parents. "Champ, the measure of a man is not how much he is knocked down, but how easily he gets up," he recalls his father saying. As voters around the country cast their ballots, he said, "There is no doubt that there is over-the-top enthusiasm in the alumni community." “I would tell up and dow

 A few years ago online shopping is not as popular as it is nowadays. And the main reason behind this was the lack of online payment gateways and untrustable quality of the products. The growth of the internet and its technology has made it possible for the rapid development of online shopping in Nepal. People use their smartphones, laptops tablets, etc to shop these days without having to go to the market. Some of the advantages of online shopping are: Saving of time Comfort from own home Shop 24/7 A lot of stores within a click away Comparison shopping is easier No lines Privacy Don't have to drag kids out Online shopping allows customers to place the order without visiting the shop. Nowadays, in my opinion, online shopping is more enjoyable and easier than real-world shopping being able to buy anytime, anywhere, and anyplace. Today, we are looking for the best online stores in Nepal that have a high popularity and good appeal among its users. S.N. Top 10 Online Shopping Platform