Brainwaves Video Anthology
Sir Ken Robinson - Revolutionizing Education from the Ground Up
Sir Ken Robinson - Revolutionizing Education from the Ground Up National education systems worldwide are being reformed to meet the challenges of the 21st century. As a respected adviser to governments in Europe, Asia and the United...
Curated Video
Understanding Bond Variables and their Relationships
This video is a lecture presentation that explains the relationship that exists between bond yields, bond prices, and market interest rates. The lecture discusses the two main bond variables that one needs to be comfortable dealing with:...
Curated Video
Python 3: Project-based Python, Algorithms, Data Structures - Add some methods to the class
Create custom generators using yield This clip is from the chapter "Python in-depth" of the series "Python 3: Project-based Python, Algorithms, Data Structures".This section is about Python in-depth.
IDG TECHtalk
How Python's context managers help you clean up after yourself
The Numba library for Python makes numerical code faster by way of a just-in-time compiler, as an alternative (or complement) to NumPy and Cython. Often all you need to make existing code faster is a single line of code, with Numba's...
Curated Video
C++ Standard Template Library in Practice - Coroutines
The user wants to know how coroutines are going to work when C++20 is released. • Introduce the new material • Show examples of how it might be used in practice • Show an example to reinforce the topics covered This clip is from the...
Curated Video
C++ Developer - Project - Return the Product of Three Parameters
This video presents a project to return the product of three parameters. This clip is from the chapter "Functions" of the series "The Complete C++ Developer Course".This section discusses the various functions in C++.
FuseSchool
Percentage Yield
Learn the basics of what Percentage Yield represents and how to calculate it.
Catalyst University
BASICS of Glycolysis and the Krebs Cycle - Production of ATP, NADH, & FADH2
In this video, we discuss the basic functions of glycolysis and the Krebs cycle in producing ATP, NADH, and FADH2, of which the latter two power the electron transport chain.
Curated Video
Multi-Paradigm Programming with Modern C++ - Coroutine Machinery
C++ does not specify semantics for coroutines. Instead, the language provides some low-level constructs. The promise is an interface for a coroutine’s state machine, and there are also a few primitives for suspending and resuming a...
FuseSchool
Theoretical Yield & Losses
What are Theoretical yield and losses? This is an important concept within Chemistry. In this video we will discover this answer together!
Professor Dave Explains
Practice Problem: Limiting Reagent and Percent Yield
Once we get the hang of stoichiometric calculations, we get a curve ball. Limiting reagents? Not all of the reactants will react? We might not get as much product as we expect? Let's practice identifying the limiting reagent, calculating...
Curated Video
Python for Everybody: The Ultimate Python 3 Bootcamp - Generators
Generators. Like loops, but not quite. Learn what they are and how to create one! This clip is from the chapter "Advanced Python" of the series "Python for Everybody: The Ultimate Python 3 Bootcamp".This section helps understand about...
Professor Dave Explains
Nef Reaction (Introduction to Umpolung Chemistry)
The Nef reaction is a good way to convert nitronates into carbonyl compounds. This is a technique that can be incorporated into a strategy called "Umpolung", which refers to a reversal of polarity, such that upon converting from the...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Using Item in Spiders
In this video, we will learn about scrapy items in scrapy projects. The video tutorial demonstrates how to structure extracted data into scrapy items, specifically creating an ebook item, and how to import it into your spider module...
Professor Dave Explains
McMurry Reaction
It's now time to dig into some olefination reactions, which generate olefins, or alkenes. The first is the McMurry reaction. It involves some rather mysterious titanium chemistry, via a mechanism that is not fully understood. Let's check...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Extracting Data
In this informative tutorial video, we will explore how to extract data from web pages using Scrapy, a powerful Python-based web scraping framework. We will cover the process of selecting and extracting data using CSS selectors, and...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Using Item Loaders for Data Processing in Scrapy
In this video, you will learn how to use item classes and item loaders in Scrapy to structure and process web data. You will see how to convert string data into numeric values and remove unwanted characters using input and output...
Professor Dave Explains
Peterson Olefination
Next in the series of olefination reactions is the Peterson olefination. This uses alpha-halo silanes and is quite fascinating, with a number of unique advantages. Namely, the stereochemistry of the alkene product can be controlled by...
Curated Video
The Ultimate Guide to Python Programming With Python 3.10 - Generators
Here, we will look at generators or comprehension expression, which is like an iterable. This clip is from the chapter "Iterators and Generators" of the series "The Ultimate Guide to Python Programming with Python 3.10".This section...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Setting Up Custom Callback Function
In this video, we will learn how to apply the concepts we learned in Scrapy shell to our spider, allowing us to extract specific data from websites more efficiently. The video walks us through the steps of selecting items, using loops to...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Web Scraping with Pagination and URL Selectors
In this tutorial, we learn how to use Scrapy to extract data from a website with multiple pages. The tutorial covers how to extract the link to the next page, send a request to it using Scrapy's request class, and how to deal with the...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Scraping Data from Dynamic Websites
In this video, we learn how to render a dynamic website with Scrapy Playwright and extract data using Python. The video takes us through step-by-step instructions on enabling playwright inside our request, selecting the data we want from...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Extracting Data from API
In this video tutorial, we learn how to create a spider to scrape data from an API using Scrapy. The instructor demonstrates how to load JSON data and store it in a dictionary. They also show how to check for the next page and send a...
Curated Video
Web Scraping Tutorial with Scrapy and Python for Beginners - Extract Data from HTML Tables
In this video, we learn how to select and extract data from HTML tables using Scrapy. The presenter walks us through the process of creating a dictionary to hold the product details and how to iterate through each row to add the heading...