Fashion

Implementing the Caesar Cipher in Python

was a Roman ruler known for his military strategies and excellent leadership. Named after him, the Caesar Cipher is a fascinating cryptographic technique that Julius Caesar employed to send secret signals and messages to his military personnel. The Caesar Cipher is quite basic in its working. It works by shifting all the letters of the message to be encrypted by …

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Writing Is Thinking | Towards Data Science

In the Author Spotlight series, TDS Editors chat with members of our community about their career path in data science, their writing, and their sources of inspiration. Today, we’re thrilled to share our conversation with Egor Howell. Egor is a data scientist and machine learning engineer specialising in time series forecasting and combinatorial optimisation. He runs a content and coaching …

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How to Develop a Bilingual Voice Assistant

, and Siri are the ubiquitous voice assistants that serve most of the internet connected population today. For the most part, English is the dominant language used with these voice assistants. However, for a voice assistant to be truly helpful, it must be able to understand the user as they naturally speak. In many parts of the world, especially in …

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The Generalist: The New All-Around Type of Data Professional?

(or 2010s to be more precise) big-data boom brought the emergence of specialization in data roles. What used to be solely described as “Business Intelligence Engineer” was further broken down into Business Intelligence Engineers/Analysts, Data Engineers/Analysts, Data Scientists etc. The reason for this? The abundance of data, and the multidisciplinary responsibilities that come with it, which could not be tamed …

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Towards Time Series Reasoning for Anomaly with LLM Feedback

[Submitted on 20 Jul 2025 (v1), last revised 29 Aug 2025 (this version, v3)] View a PDF of the paper titled Time-RA: Towards Time Series Reasoning for Anomaly with LLM Feedback, by Yiyuan Yang and 8 other authors View PDF Abstract:Time series anomaly detection is critical across various domains, yet current approaches often limit analysis to mere binary anomaly classification …

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Taco Bell is having second thoughts about relying on AI at the drive-through 

Taco Bell’s chief digital officer says the company is having an “active conversation” about when to use and not use AI. The company has apparently rolled out voice AI-powered ordering at more than 500 drive-throughs, leading to unflattering viral moments like someone ordering 18,000 water cups in order to “bypass” the AI and get connected to a human server. Chief …

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Nvidia says two mystery customers accounted for 39% of Q2 revenue

Nearly 40% of Nvidia’s second quarter revenue came from just two customers, according to a filing with the Securities and Exchange Commission. On Wednesday, the chipmaker reported record revenue of $46.7 billion during the quarter that ended on July 27 — a 56% year-over-year increase largely driven by the AI data center boom. However, subsequent reporting highlighted how much of …

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Understanding Matrices | Part 4: Matrix Inverse

of this series [1], [2], and [3], we have observed: interpretation of multiplication of a matrix by a vector, the physical meaning of matrix-matrix multiplication, the behavior of several special-type matrices, and visualization of matrix transpose. In this story, I want to share my perspective on what lies beneath matrix inversion, why different formulas related to inversion are the way …

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How Intuit killed the chatbot crutch – and built an agentic AI playbook you can copy

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now In the frenzied land rush for generative AI that followed ChatGPT’s debut, the mandate from Intuit’s CEO was clear: ship the company’s largest, most shocking AI-driven launch by Sept. 2023. Responding with blazing speed, …

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