February, 2023

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AWS Lambdas – Python vs Rust. Performance and Cost Savings.

Confessions of a Data Guy

Save money, save money!! Hear Hear! Someone on Linkedin recently brought up the point that companies could save gobs of money by swapping out AWS Python lambdas for Rust ones. While it raised the ire of many a Python Data Engineer, I thought it sounded like a great idea. At least it’s an excuse to […] The post AWS Lambdas – Python vs Rust.

Python 356
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Azure Databricks: A Comprehensive Guide

Analytics Vidhya

Introduction Azure Databricks is a fast, easy, and collaborative Apache Spark-based analytics platform that is built on top of the Microsoft Azure cloud. A collaborative and interactive workspace allows users to perform big data processing and machine learning tasks easily. In this blog post, we will take a closer look at Azure Databricks, its key features, […] The post Azure Databricks: A Comprehensive Guide appeared first on Analytics Vidhya.

Big Data 309
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Finding My Pathless Path

Simon Späti

As I sit down to write this article, I’m filled with a sense of vulnerability and excitement. You see, this is a story that only I can tell. It’s a tale of finding my Pathless Path and discovering who I am in the process. I have learned that some of my best decision-making comes from following my gut, heart, and intuition, a place of inner knowing.

Process 289
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The job market for new grads: worse than in 2008, but better than 2002

The Pragmatic Engineer

Originally published on 23 Feb 2023 👋 Hi, this is Gergely with a bonus, free issue of the Pragmatic Engineer Newsletter. We cover one out of five topics in today’s subscriber-only The Scoop issue. If you're not yet a full subscriber, you missed the in-depth analysis this week: Are tech companies aggressively cutting back on vendor spend?

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The Definitive Entity Resolution Buyer’s Guide

Are you thinking of adding enhanced data matching and relationship detection to your product or service? Do you need to know more about what to look for when assessing your options? Our Entity Resolution Buyer’s Guide gives you step-by-step details about everything you should consider when evaluating entity resolution technologies. We discuss use cases, technology, and deployment options, top ten evaluation criteria and more.

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The Ultimate Guide to Java Virtual Threads

Rock the JVM

Another tour de force by Riccardo Cardin. Riccardo is a proud alumnus of Rock the JVM, now a senior engineer working on critical systems written in Java, Scala and Kotlin. Version 19 of Java came at the end of 2022, bringing us a lot of exciting stuff. One of the coolest is the preview of some hot topics concerning Project Loom: virtual threads ( JEP 425 ) and structured concurrency ( JEP 428 ).

Java 145

More Trending

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Data Types in Delta Lake + Spark. Join and Storage Performance.

Confessions of a Data Guy

Hmm … data types. We all know they are important, but we don’t take them very seriously. I mean we know the difference between boolean, string, and integers, those are easy to get right. But we all get sloppy, sometimes we got the string and varchar route because we don’t spend enough time on the […] The post Data Types in Delta Lake + Spark.

Data 238
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30 Best Data Science Books to Read in 2023

Analytics Vidhya

Introduction Data science has taken over all economic sectors in recent times. To achieve maximum efficiency, every company strives to use various data at every stage of its operations. Each aspect of data science, like data preparation, the importance of big data, and the process of automation, contributes to how data science is the future […] The post 30 Best Data Science Books to Read in 2023 appeared first on Analytics Vidhya.

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Docker for Data Science Cheat Sheet

KDnuggets

Docker is dependency management on steroids, helping to ensure both reproducibility and collaboration, making it an important tool for data science. Our latest cheat sheet serves as a handy Docker reference. Check it out now!

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The evolution of Facebook’s iOS app architecture

Engineering at Meta

Facebook for iOS (FBiOS) is the oldest mobile codebase at Meta. Since the app was rewritten in 2012 , it has been worked on by thousands of engineers and shipped to billions of users, and it can support hundreds of engineers iterating on it at a time. After years of iteration , the Facebook codebase does not resemble a typical iOS codebase: It’s full of C++, Objective-C(++), and Swift.

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ChatGPT for Coding: Unleash the Power of ChatGPT

Edureka

We are introduced to new discoveries and technologies every day, and one of the best and most popular inventions today is artificial intelligence (AI) and its tools. One of them is Chat GPT, a conversational model of AI that is a powerful chatbot that answers follow-up questions and writes code for the users. The day it was launched, everybody was going gaga over the new technology and the remarkable uses of this AI-powered chatbot.

Coding 130
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Apache Kafka Beyond the Basics: Windowing

Confluent

Learn what windowing is, the difference between the four types of windows (hopping and tumbling, or session and sliding), and how to create them.

Kafka 140
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Ownership and Borrowing in Rust – Data Engineering Gold Mine.

Confessions of a Data Guy

As I started to use Rust on and off, more out of curiosity than anything, I discovered some specs of gold buried down in the depths. Some of the things I’m going to talk about, well … all of it, is probably fairly obvious to most Rust folk, but it’s enjoyable to learn what new […] The post Ownership and Borrowing in Rust – Data Engineering Gold Mine. appeared first on Confessions of a Data Guy.

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A Deep Dive into Data Replication: Most Effective Way to Protect Your Data 

Analytics Vidhya

Introduction Data replication is also known as database replication, which is copying data to ensure that all information remains consistent across all data resources in real-time. data replication is like a safety net that keeps your information safe from disappearing or falling through the cracks. In most cases, data alters. It is constantly changing.

Data 269
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PySpark for Data Science

KDnuggets

In this tutorial, we will learn to Initiates the Spark session, load, and process the data, perform data analysis, and train a machine learning model.

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Improving Meta’s global maps

Engineering at Meta

A lot has changed since the initial launch of our basemap in late 2020. We’re Meta now, but our mission remains the same: Giving people the power to build community and bring the world closer together. Across Meta, our family of applications (Facebook, Instagram, WhatsApp, among others) are using our basemap to connect people through functions like status updates, location sharing, and location-based searching.

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How DoorDash Designed a Successful Write-Heavy Scalable and Reliable Inventory Platform

DoorDash Engineering

As DoorDash made the move from made-to-order restaurant delivery into the Convenience and Grocery (CnG) business, we had to find a way to manage an online inventory per merchant per store that went from tens of items to tens of thousands of items. Having multiple CnG merchants on the platform means constantly refreshing their offerings, a huge inventory management problem that would need to be operated at scale.

Designing 123
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Startup Spotlight: APIs on Top of Snowflake with Propel

Snowflake

Welcome to Snowflake’s Startup Spotlight, where we learn about awesome companies building businesses on Snowflake. In this Q&A, we hear from Nico Acosta, CEO and Co-Founder of Propel, about how his company is building an API platform to equip developers to build with data, and why data architecture is the most important technical decision a company will make.

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Scaling Media Machine Learning at Netflix

Netflix Tech

By Gustavo Carmo , Elliot Chow , Nagendra Kamath , Akshay Modi , Jason Ge , Wenbing Bai , Jackson de Campos , Lingyi Liu , Pablo Delgado , Meenakshi Jindal , Boris Chen , Vi Iyengar , Kelli Griggs , Amir Ziai , Prasanna Padmanabhan , and Hossein Taghavi Figure 1 - Media Machine Learning Infrastructure Introduction In 2007, Netflix started offering streaming alongside its DVD shipping services.

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How to Normalize Relational Databases With SQL Code?

Analytics Vidhya

Introduction Data is the new oil in this century. The database is the major element of a data science project. To generate actionable insights, the database must be centralized and organized efficiently. If a corrupted, unorganized, or redundant database is used, the results of the analysis may become inconsistent and highly misleading. So, we are […] The post How to Normalize Relational Databases With SQL Code?

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20 Questions (with Answers) to Detect Fake Data Scientists: ChatGPT Edition, Part 2

KDnuggets

Can ChatGPT provide answers to data science questions to the same standard of humans? Check out this attempt to do so, and compare the answers to those from experts.

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How Meta brought AV1 to Reels

Engineering at Meta

We’re sharing how we’re enabling production and delivery of AV1 for Facebook Reels and Instagram Reels. We believe AV1 is the most viable codec for Meta for the coming years. It offers higher quality at a much lower bit rate compared with previous generations of video codecs. Meta has worked closely with the open source community to optimize AV1 software encoder and decoder implementations for real-world, global-scale deployment.

Coding 124
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Dynamic vs. Static Consumer Membership in Apache Kafka

Confluent

There are two main consumer group memberships in Apache Kafka®. Here’s how static and dynamic consumer groups work, how they affect rebalancing, and which to choose for your application.

Kafka 120
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Tips and advice to study for, and pass, the dbt Certification exam

dbt Developer Hub

The new dbt Certification Program has been created by dbt Labs to codify the data development best practices that enable safe, confident, and impactful use of dbt. Taking the Certification allows dbt users to get recognized for the skills they’ve honed, and stand out to organizations seeking dbt expertise. Over the last few months, Montreal Analytics , a full-stack data consultancy servicing organizations across North America, has had over 25 dbt Analytics Engineers become certified, earning the

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Pinterest is now on HTTP/3

Pinterest Engineering

Liang Ma | Software Engineer, Core Eng; Scott Beardsley | Engineering Manager, Traffic; Haowei Yuan | Software Engineer, Traffic Figure 1 — HTTP/3 at Pinterest Now Pinterest operates on HTTP/3. We have enabled HTTP/3 for major Pinterest production domains on our multi-CDN edge network, and we’ve upgraded client apps’ network stack to support the new protocol.

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Getting Started with The Basics of Docker

Analytics Vidhya

Introduction “Let’s containerize your code to ship worldwide!” If you read the above quote, you must think, what does this all mean? Well, my friend, this is what Docker is. Let me explain it with an example. Say Harish and Lisa are two people working on the same project but on two different systems(say windows and […] The post Getting Started with The Basics of Docker appeared first on Analytics Vidhya.

Coding 256
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10 Free Machine Learning Courses from Top Universities

KDnuggets

Learn the basics of machine learning, including classification, SVM, decision tree learning, neural networks, convolutional, neural networks, boosting, and K nearest neighbors.

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Announcing Ray support on Databricks and Apache Spark Clusters

databricks

Ray is a prominent compute framework for running scalable AI and Python workloads, offering a variety of distributed machine learning tools, large-scale hyperparameter.

Python 120
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How We Scaled New Verticals Fulfillment Backend with CockroachDB

DoorDash Engineering

It would be almost impossible to build a scalable backend without a scalable datastore. DoorDash’s expansion from food delivery into new verticals like convenience and grocery introduced a number of new business challenges that would need to be supported by our technical stack. This business expansion not only increased the number of integrated merchants dramatically but also exponentially increased the number of menu items, as stores have much larger and more complicated inventories than typica

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Regulation: Hurdle or Driver for Data Analytics in Financial Services

Teradata

In the aftermath of the 2008 financial crash, service providers have been subject to increasing rules & requirements. To what extent has this climate held back advances in data analytics?

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SQL Streambuilder Data Transformations

Cloudera

SQL Stream Builder (SSB) is a versatile platform for data analytics using SQL as a part of Cloudera Streaming Analytics, built on top of Apache Flink. It enables users to easily write, run, and manage real-time continuous SQL queries on stream data and a smooth user experience. Though SQL is a mature and well understood language for querying data, it is inherently a typed language.

SQL 113
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Join DataHour Sessions With Industry Experts

Analytics Vidhya

Introduction Are you curious about the latest advancements in the data tech industry? Perhaps you’re hoping to advance your career or transition into this field. In that case, we invite you to check out DataHour, a series of webinars led by experts in the field. Through these webinars, you’ll gain hands-on experience, deepen your understanding […] The post Join DataHour Sessions With Industry Experts appeared first on Analytics Vidhya.

Data 252
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skops: a new library to improve scikit-learn in production

KDnuggets

There are various challenges in MLOps and model sharing, including, security and reproducibility. To tackle these for scikit-learn models, we've developed a new open-source library: skops. In this article, I will walk you through how it works and how to use it with an end-to-end example.

IT 123
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Combining CDC Transactional Messages Using Kafka Streams

Confluent

How to use Kafka Streams to aggregate change data capture (CDC) messages from a relational database into transactional messages, powering a scalable microservices architecture.

Kafka 108