Wed.Feb 08, 2023

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Top 6 Amazon Redshift Interview Questions

Analytics Vidhya

Introduction Amazon Redshift is a fully managed, petabyte-scale data warehousing Amazon Web Services (AWS). It allows users to easily set up, operate, and scale a data warehouse in the cloud. Redshift uses columnar storage techniques to store data efficiently and supports data warehousing workloads intelligence, reporting, and analytics. It allows users to perform complex queries […] The post Top 6 Amazon Redshift Interview Questions appeared first on Analytics Vidhya.

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Software project management challenges — and how to handle them

CIO Business Intelligence

The need for efficient software development has taken on greater importance as enterprises introduce more and more digital services and add automation capabilities to enhance business processes. Managing software projects might not be at the top of CIOs’ priority lists , but it is something that IT leaders will have to master. There are plenty of challenges involved in managing software projects, and IT executives who learn how to address these hurdles can help their organizations build better a

Software 122
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Data Warehouse Interview Questions

Analytics Vidhya

source: svitla.com Introduction Before jumping to the data warehouse interview questions, let’s first understand the overview of a data warehouse. A data warehouse is a system used for collecting and managing large amounts of data from various sources, such as transactional systems, log files, and external data sources. The data is then organized and structured […] The post Data Warehouse Interview Questions appeared first on Analytics Vidhya.

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Linear Programming 101 for Data Scientists

KDnuggets

This post provides an overview of topics in linear programming, history, and recent advances, software packages, common problem specifications, and a case study using Toronto shelters data and the PuLP software package.

Software 108
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Beyond the Basics of A/B Tests: Highly Innovative Experimentation Tactics You Need to Know

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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February DataHour: Enhance Your Skills with Expert Sessions

Analytics Vidhya

Introduction The February installment of the webinar series is now open! It’s a farewell time to your quest for finding the ideal data science learning platform, as Analytics Vidhya has arrived. Explore your ultimate data science destination where the emphasis is on supporting the community and fostering professional development. Attend expert-led DataHour sessions to boost […] The post February DataHour: Enhance Your Skills with Expert Sessions appeared first on Analytics Vidhya.

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Creating and Displaying a Last Refresh Date Measure

Paul Turley

usiness users often need to know how fresh the data is that they see on a Power BI report. This requirement can be interpreted to mean either "when was the last date & time that the source data was updated?" or "when was the last date & time that the data model was refreshed?" I've used a few different approaches to record the actual date and time, but all generally using the same technique.

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CIOs Discuss how to Enhance the Digital Experience Across the Business

CIO Business Intelligence

Both customer and employee experience have seen an accelerated transformation with the introduction of cloud technologies, were significantly affected by the pandemic, and now see a remarkable shift in terms of new approaches in leadership. In customer experience, the introduction of cloud-based solutions has accelerated automation and enhanced client success prediction accuracy.

ROI 98
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A New Business Model for a Midsize Business: Fresh Air As A Service

Timo Elliott

New cloud platform technologies have unleashed new opportunities for business model innovation. Midsize companies, in particular, can leverage their deep understand of their customer needs to go beyond providing products or simple transactional services, and instead introduce more value-added solutions on a subscription basis. ActoVent in Germany is a great example of this trend, and has explained the technical and business opportunities in their entry to the SAP Innovation Awards 2023.

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Optimizing Python Code Performance: A Deep Dive into Python Profilers

KDnuggets

In this article, we will take an in-depth look at the profilers in Python to assist in optimizing the performance of our code.

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Extract data from SAP ERP using AWS Glue and the SAP SDK

AWS Big Data

This is a guest post by Siva Manickam and Prahalathan M from Vyaire Medical Inc. Vyaire Medical Inc. is a global company, headquartered in suburban Chicago, focused exclusively on supporting breathing through every stage of life. Established from legacy brands with a 65-year history of pioneering breathing technology, the company’s portfolio of integrated solutions is designed to enable, enhance, and extend lives.

Testing 71
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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.

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KDnuggets News, February 8: SQL and Python Interview Questions for Data Analysts • 20 Questions (with Answers) to Detect Fake Data Scientists: ChatGPT Edition, Part 2

KDnuggets

SQL and Python Interview Questions for Data Analysts • 20 Questions (with Answers) to Detect Fake Data Scientists: ChatGPT Edition, Part 2 • ChatGPT for Beginners • Python String Matching Without Complex RegEx Syntax • Learn Data Engineering From These GitHub Repositories

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insightsoftware Acquires Power ON, Integrating Operational Planning Solutions with Microsoft Power BI

Jet Global

Software will complement insightsoftware’s budgeting and planning solutions for enterprise customers who leverage Power BI RALEIGH, N.C. – February 8, 2023 – insightsoftware , a global provider of reporting, analytics, and performance management solutions, today announced it has acquired Power ON , a US-based software company that transforms Microsoft Power BI into a comprehensive planning and data collection solution.

Finance 59
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Chip Huyen shares frameworks and case studies for implementing ML systems

KDnuggets

Chip Huyen’s new interactive course shares frameworks, case studies and live coding/infrastructure examples to help your team avoid these pitfalls and successfully leverage ML.

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Spark Technical Debt Deep Dive

Cloudera

How Bad is Bad Code: The ROI of Fixing Broken Spark Code Once in a while I stumble upon Spark code that looks like it has been written by a Java developer and it never fails to make me wince because it is a missed opportunity to write elegant and efficient code: it is verbose, difficult to read, and full of distributed processing anti-patterns. One such occurrence happened a few weeks ago when one of my colleagues was trying to make some churn analysis code downloaded from GitHub work.

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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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CIO Leadership live with CIO of the city of Glendale, Arizona, Feroz Merchhiya

CIO Business Intelligence

Feroz Merchhiya, CIO of the city of Glendale, Ariz., joins host Maryfran Johnson for this CIO Leadership Live interview, jointly produced by CIO.com and the CIO Executive Council. They discuss the Super Bowl host city’s IT challenges, “smarter city” tech horizons, innovations in broadband & 5G, and more.

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Provide Use Cases to Illustrate Augmented Analytics Value!

Smarten

Business Use Cases Can Help Users Understand the Value of Augmented Analytics! Gartner predicts that, ‘Through 2025, 80% of organizations seeking to scale digital business will fail because they do not take a modern approach to data and analytics governance.’ In order to succeed in market competition and increased performance, every business must consider the addition of self-serve augmented analytics for business users.

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Episode 2: How AI can help bridge the employee-employer expectations gap

CIO Business Intelligence

Microsoft CEO Satya Nadella observed last year that every organization in every industry will need to infuse technology into every business process and function so that they can do more with less. But he wasn’t talking about working harder or longer – he was talking about the need to apply technology to augment and amplify what we’re doing across the business, in order to be more resilient and more innovative.

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Case Study – Smarten Business Intelligence Implementation for a Leading Pipes Manufacturer

Smarten

The client is one of the leading pipe manufacturers in India and among only a few companies adopting the latest technology and quality control programs that are widely accepted at a global level to develop CPVC plumbing systems as per the Indian plumbing market. The company has manufacturing units at Gujarat, Himachal Pradesh, and Tamil Nadu. The Smarten team helped the client in establishing a corporate Business Intelligence system rather than merely setting up a Business Intelligence tool for

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Driving Business Impact for PMs

Speaker: Jon Harmer, Product Manager for Google Cloud

Move from feature factory to customer outcomes and drive impact in your business! This session will provide you with a comprehensive set of tools to help you develop impactful products by shifting from output-based thinking to outcome-based thinking. You will deepen your understanding of your customers and their needs as well as identifying and de-risking the different kinds of hypotheses built into your roadmap.

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How MaRS Discovery District’s André Allen helps nurture a hub of talent

CIO Business Intelligence

Toronto’s MaRS Discovery District is a renowned urban innovation hub supporting ventures and startups tackling key challenges in the health, cleantech, fintech and enterprise sectors. And André Allen, MaRS’ VP of IT, chief privacy officer and CISO, is at the center of its growth, ambition, and success. “I’ve been with MaRS for just over a year and a half and I’m responsible for all aspects of information technology, including business systems, software engineering systems, operations, service, d

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Telefonica Spain's Next-Best Action and Speech Analytics with ClearScape Analytics Increases Satisfaction

Teradata

Telefonica Spain's Next-Best Action and Speech Analytics with ClearScape Analytics Increases Satisfaction

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­­Use fuzzy string matching to approximate duplicate records in Amazon Redshift

AWS Big Data

Amazon Redshift is a fully managed, petabyte-scale data warehouse service in the cloud. Amazon Redshift enables you to run complex SQL analytics at scale and performance on terabytes to petabytes of structured and unstructured data, and make the insights widely available through popular business intelligence (BI) and analytics tools. It’s common to ingest multiple data sources into Amazon Redshift to perform analytics.

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3 key reasons why your organization needs Responsible AI

IBM Big Data Hub

Responsibility is a learned behavior. Over time we connect the dots, understanding the need to meet societal expectations, comply with rules and laws, and to respect the rights of others. We see the link between responsibility, accountability and subsequent rewards. When we act responsibly, the rewards are positive; when we don’t, we can face negative consequences including fines, loss of trust or status, and even confinement.

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Reimagined: Building Products with Generative AI

“Reimagined: Building Products with Generative AI” is an extensive guide for integrating generative AI into product strategy and careers featuring over 150 real-world examples, 30 case studies, and 20+ frameworks, and endorsed by over 20 leading AI and product executives, inventors, entrepreneurs, and researchers.

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Data Fabric and the Transformation of Business

Data Virtualization

Reading Time: 2 minutes In today’s increasingly fractured data environment, data is dispersed across multiple on-premise and cloud environments. In such scenarios, it is unreasonable to believe that all of an organization’s data will be stored in a single repository. With this now being. The post <strong>Data Fabric and the Transformation of Business</strong> appeared first on Data Virtualization blog - Data Integration and Modern Data Management Articles, Analysis and Info

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4 Reasons Broker Flexibility is a Must For Equity Management

Jet Global

Learn Why Certent Equity Management is the Right Choice as Your Equity Management Broker Platform Many of the biggest equity management platforms are broker-owned and will often restrict users to the brokerage services of the platform owner. This long-term relationship is known as broker “lock-in” and has the potential to cost you dearly in the long-run.