Wed.Mar 22, 2023

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KDnuggets Top Posts for January 2023: SQL and Python Interview Questions for Data Analysts

KDnuggets

SQL and Python Interview Questions for Data Analysts • 5 SQL Visualization Tools for Data Engineers • 5 Free Tools For Detecting ChatGPT, GPT3, and GPT2 • Top Free Resources To Learn ChatGPT • Free TensorFlow 2.

SQL 117
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Future Proof Yourself Against AI.

Confessions of a Data Guy

The post Future Proof Yourself Against AI. appeared first on Confessions of a Data Guy.

Data 130
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Machine Learning: What is Bootstrapping?

KDnuggets

Bootstrapping is an essential technique if you're into machine learning. We’ll discuss it from theoretical and practical standpoints. The practical part involves two examples of bootstrapping in Python.

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Observe Everything

Cloudera

Over the past handful of years, systems architecture has evolved from monolithic approaches to applications and platforms that leverage containers, schedulers, lambda functions, and more across heterogeneous infrastructures. Cloudera Data Platform (CDP) is no different: it’s a hybrid data platform that meets organizations’ needs to get to grips with complex data anywhere, turning it into actionable insight quickly and easily.

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Beyond the Basics of A/B Tests: Innovative Experimentation Tactics You Need to Know as a Data or Product Professional

Speaker: Timothy Chan, PhD., Head of Data Science

Are you ready to move beyond the basics and take a deep dive into the cutting-edge techniques that are reshaping the landscape of experimentation? From Sequential Testing to Multi-Armed Bandits, Switchback Experiments to Stratified Sampling, Timothy Chan, Data Science Lead, is here to unravel the mysteries of these powerful methodologies that are revolutionizing how we approach testing.

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3 Mistakes That Could Be Affecting the Accuracy of Your Data Analytics

KDnuggets

As more companies are starting to rely on big data, more companies are also misanalyzing the data that they receive. Is your company one of them? These are the top three mistakes that companies commonly make that affect the accuracy of their data analytics.

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Announcing the General Availability of Private Link and CMK for Databricks on AWS

databricks

We are excited to announce that PrivateLink and using customer-managed keys (CMK) for encryption are now Generally Available (GA) for Databricks on AWS.

AWS 78

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Announcing the General Availability of Private Link and Customer Managed Keys for Azure Databricks

databricks

We are excited to announce that Private Link and using customer-managed keys (CMK) for encryption are now Generally Available (GA) for Azure Databricks.

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Plotly Express for Data Visualization Cheat Sheet

KDnuggets

Our latest cheat sheet is a handy reference for Plotly Express, a high-level data visualization library in Python built on top of Plotly.

Python 113
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AI Merchandising Expert Nextail Boosts Speed to Decision with Snowflake

Snowflake

Fashion and collection-based retail is a tough business where having the smallest advantage can make all the difference. Nextail goes a step further. Discover how it built its merchandising optimization platform on Snowflake’s Data Cloud to accelerate time to decision by eight times. For retailers, quickly making the right merchandising decisions at the right time can make all the difference to their revenues and brand reputations.

Retail 55
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Data Leaders Looking to Data Observability to Overcome Data Quality, Cost and Pipeline Concerns

Acceldata

The results of a recent Censuswide survey of more than 200 data leaders (which includes Chief Data Officers, VPs of Data Platforms, Data Engineers, and a variety of other titles, all of which are provided below) from across the United States.

Data 52
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From Developer Experience to Product Experience: How a Shared Focus Fuels Product Success

Speaker: Anne Steiner and David Laribee

As a concept, Developer Experience (DX) has gained significant attention in the tech industry. It emphasizes engineers’ efficiency and satisfaction during the product development process. As product managers, we need to understand how a good DX can contribute not only to the well-being of our development teams but also to the broader objectives of product success and customer satisfaction.

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How to Build and Deploy a Custom Striim Image to Google Cloud Platform with HashiCorp Packer

Striim

In this article, I’ll share how to create a custom Striim CentOS image with Packer, deploy it, and incorporate it into your infrastructure and DevOps stack. Before we set up our environment and start building and deploying the image, let’s go through the definitions of both tools. What is HashiCorp Packer? Hashicorp Packer is an open-source Infrastructure-as-Code (IaC) tool that enables you to quickly build and deploy custom images for cloud and on-premises environments.

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Nix

Tweag

Nix is a build system, a configuration management system, and a mechanism for deploying software, focused on reproducibility. It is the basis of an ecosystem of powerful tools for software development, including Nixpkgs, the largest, most up-to-date software repository in the world, and NixOS, a Linux distribution that can be configured fully declaratively.

Systems 52
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ArcGIS for Aviation Training and Workshop

ArcGIS

Join our upcoming events for ArcGIS for Aviation to connect, get hands-on training and discuss best practices within the aviation GIS community.

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High Assurance Software

Tweag

Software failures can lead to significant costs and even human hardship and danger. We believe that with an appropriate set of tools and techniques it is possible to improve the reliability of both existing and new software without a huge upfront investment. Formal methods do not have to be “too expensive” or “too time consuming”; simple things can drastically improve the assurance of software, even without complete verification.

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Peak Performance: Continuous Testing & Evaluation of LLM-Based Applications

Speaker: Aarushi Kansal, AI Leader & Author and Tony Karrer, Founder & CTO at Aggregage

Software leaders who are building applications based on Large Language Models (LLMs) often find it a challenge to achieve reliability. It’s no surprise given the non-deterministic nature of LLMs. To effectively create reliable LLM-based (often with RAG) applications, extensive testing and evaluation processes are crucial. This often ends up involving meticulous adjustments to prompts.

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lyft2vec?—?Embeddings at Lyft

Lyft Engineering

lyft2vec — Embeddings at Lyft Co-authors: Javen Xu , Hakan Baba and Adriana Deneault Intro Graph learning methods can reveal interesting insights that capture the underlying relational structures. Graph learning methods have many industry applications in areas such as product or content recommender systems and network analysis. In this post, we discuss how we use graph learning methods at Lyft to generate embeddings — compact vector representation of high-dimensional information.

Algorithm 120
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Linear Constraints: the problem with scopes

Tweag

This is the second of two companion blog posts to the paper Linearly Qualified Types , published at ICFP 2021 (there is also a long version, with appendices ). These blog posts will dive into some subjects that were touched, but not elaborated on, in the paper. For more introductory content, you may be interested in my talk at ICFP. The problem with O(1) freeze The problem with scopes In the example API for pure mutable arrays, the original Linear Haskell paper ( Arxiv version ) featured the fun

Coding 98
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Flutter for Mobile Developers: A Complete Tutorial on Cross-Platform Development

Edureka

“ Flutter – the ultimate toolkit for creating visually stunning and highly performant mobile applications.” Flutter uses one code base for multiple mobile platforms want to know more about flutter then you have come to the right place. Hi everyone, I welcome you all to explore flutter in this session on the flutter tutorial w ith the following topics: Introduction to flutter What is Flutter?

Coding 59
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5 Helpful Data Quality Frameworks You Need to Know

Monte Carlo

A data quality framework is the methodology an organization puts in place to assess and improve its level of data quality. In the movie Inception , the main character Cobb uses a framework of rules and procedures to enter people’s dreams and extract information. He has to navigate the dream world with a well-defined framework. Photo by Christophe Hautier on Unsplash Similarly, a data quality framework provides a set of guidelines and best practices that enable organizations to collect, ana

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The Path to Product Excellence: Avoiding Common Pitfalls and Enhancing Communication

Speaker: David Bard, Principal at VP Product Coaching

In the fast-paced world of digital innovation, success is often accompanied by a multitude of challenges - like the pitfalls lurking at every turn, threatening to derail the most promising projects. But fret not, this webinar is your key to effective product development! Join us for an enlightening session to empower you to lead your team to greater heights.