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Blind-75 is a curated list of 75 LeetCode problems compiled by Yangshun Tay. The list can be accessed at this link. Initially, I solved each problem using a brute-force approach, which often resulted in a Time Limit Exceeded (TLE) error. Then, I solved each problem with an optimized method that was accepted on …
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Goal of The Project The project aims to build an Instagram bot that will auto-scroll pages down and Like/Love posts automatically. We must log in to Instagram from our web browser and then run the program. You will find all the source code in this GitHub repository. Dependencies 1pip install pyautogui 2# if you are on …
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Author: Sadman Kabir Soumik Original Two Sum Problem Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly one solution, and you may not use the same element twice. You can return the answer in any …
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Elasticsearch Elasticsearch is a distributed, open-source search and analytics engine based on the Apache Lucene search library. It's designed to provide fast and scalable search and analysis capabilities for large volumes of data. At its core, Elasticsearch is a document-oriented database that stores data in JSON …
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What is System Design in Software Engineering? System design in software engineering is defining the structure, components, connections, and information for a system that meets specific needs. It is a vital step in software development as it outlines how the system will work and be structured. A team of developers …
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When we run web crawlers, sometimes we get blocked by the target site. Sometimes we get reCAPTCHA to solve, and crawling gets interrupted. We can rotate the IP address with each request to avoid these issues, which solves the IP blocking and reCAPTCHA issues. This blog is the written version of the video content I …
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Combine two lists as a dictionary | dict(zip) Program 1keys = ['a', 'b', 'c'] 2values = [1, 2, 3] 3dictionary = dict(zip(keys, values)) 4print(dictionary) Output 1{'a': 1, 'b': 2, 'c': 3} Program 1keys = ('name', 'age', 'location') 2values = …
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Python's collections module implements specialized container datatypes providing alternatives to Python’s general purpose built-in containers, dict, list, set, and tuple. This module has the following containers: 11. Counter() 22. namedtuple() 33. deque() 44. defaultdict() 55. OrderedDict() 66. UserDict() 77. …
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Start With A Simple Architecture To begin building an app, we will start from the beginning. We will create a basic app with some users. The easiest way to do this is to put the whole app on one server. This is a common way to start. The app and any API's will run on a server like Apache or Tomcat. We will also use a …
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Bit Manipulation Bit manipulation is a technique used in computer science to manipulate data at the level of its binary representation. This can be useful for a variety of tasks, such as low-level optimization, data compression, and cryptography. At its core, bit manipulation involves working with individual bits, …
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REST (Representational State Transfer) and gRPC are two different techniques for creating web APIs (Application Programming Interfaces). What is REST API? A popular architectural design for developing web APIs is REST. It is built on the HTTP (HyperText Transfer Protocol) and operates on resources defined by URLs using …
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Imagine you’ve written a letter in English, but your friend only speaks Spanish. You’d need someone (or something) to translate it for them, right? In programming, your code is like that letter, and the computer only understands a special language called "machine language" (all 0s and 1s). A compiler and an …
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Dynamic programming is a method for solving complex problems by breaking them down into smaller subproblems. It is a mathematical optimization technique that is mainly used for solving problems that exhibit the properties of overlapping subproblems and optimal substructure. The basic idea behind dynamic programming is …
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Let's say you've got a big school project to do. You need to write a report, paint a picture, and build a model. Here's how you might tackle the project under different scenarios: Multi-processing This is like having multiple copies of yourself, each working independently on a different part of the project. One of you …
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Decorator is a design pattern to extend the functionality of a function without modifying the structure of the original function. Decorators are usually applied to functions using the @decorator syntax, immediately before the function definition. Example of how to use a decorator to extend the functionality of a …
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Check Prime Number A prime number is a positive integer greater than 1 that has no positive integer divisors other than 1 and itself. For example, the first six prime numbers are 2, 3, 5, 7, 11, and 13. The number 6 is not a prime number because it has more than two positive integer divisors. In fact, the divisors of 6 …
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What's the architecture of Django framework? The architecture of Django is based on the Model-View-Controller (MVC) pattern, which is a way of organizing code in a web application. In Django, this pattern is modified slightly and is referred to as Model-View-Template (MVT). Here's a simple explanation of each component …
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Dependency injection is a design pattern that is widely used in software development to promote good software design and make code more flexible and easier to test. In this blog post, we will take a closer look at what dependency injection is, how it works, and its advantages. What is Dependency Injection? Dependency …
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