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15:38 MUCHIRI MBUGUA REU 2021 MUCHIRI MBUGUA REU 2021	MUCHIRI MBUGUA REU 2021 REU final research presentation August 16, 2021 at Cornell University. silicon titanium lasers niobium pressure chamber zone samples sample machine oxygen materials hopkins johns characterization hours amounts furnace oxidation elements From James Overhiser on September 3rd, 2021 1 plays
51:30 Zoom Dec. 8. Coroutines Zoom Dec. 8. Coroutines	Zoom Dec. 8. Coroutines Generators may seem like a weird detour for this late in the course. But in this presentation, we show how they are used in graphics and animation.Generators are a specific example of a concept known… things thing assignment routine elements call alright size yield input function bunch question lot hours generator routines class result fold From Hannah Lee on December 10th, 2020 13 plays Content Categories Instructional Recordings Creation Date December 11th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
05:10 Lesson 30.7 Quicksort Lesson 30.7 Quicksort	Lesson 30.7 Quicksort The partition algorithm breaks up the list into two kind-of-sorted portions. In this video, we show how to use this fact with divide-and-conquer to implement a new sorting algorithm: quicksort. For… quicksort pivot partition function helper region left qsort module elements parts thing algorithm regions position divide log fact insertion selection From Hannah Lee on December 10th, 2020 13 plays Content Categories Instructional Recordings Creation Date December 11th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
06:09 Lesson 30.5 Selection Sort Lesson 30.5 Selection Sort	Lesson 30.5 Selection Sort In the previous video we saw that insertion sort is not an ideal sorting algorithm. In this video we try our hand at another algorithm: selection sort. This is another simple algorithm that may be… region loop algorithm hand selection swap elements swaps loops problem checks module element 7s beginning algorithms sort insertion min alright From Hannah Lee on December 10th, 2020 13 plays Content Categories Instructional Recordings Creation Date December 11th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
11:41 Lesson 30.4 Sorting Performance Lesson 30.4 Sorting Performance	Lesson 30.4 Sorting Performance Through the course, we have only cared about specifications, and not performance. But as we see in this video, sorting is an application where performance really matters. Little changes to the size… algorithm elements insertion swaps computer linear steps algorithms thing magnitude function factor performance log numbers swap loop element operations instep From Hannah Lee on December 10th, 2020 14 plays Content Categories Instructional Recordings Creation Date December 11th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
09:43 Lesson 30.1 Searching Lesson 30.1 Searching	Lesson 30.1 Searching In this video, we look at the different ways we can search a list for an element. In doing so, we see that it helps a lot for our lists to be sorted. Hence that will be our focus for the rest of this… middle loop element linear thing end answer elements function position method sequence step half lot answers game deal notice beginning From Hannah Lee on December 10th, 2020 13 plays Content Categories Instructional Recordings Creation Date December 11th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:28 Lesson28.8 List Comprehension (OPTIONAL) Lesson28.8 List Comprehension (OPTIONAL)	Lesson28.8 List Comprehension (OPTIONAL) This video is not optional because the material is advanced. It is optional because this video series has run long and this topic is less important for you to know. When we are done with out… comprehension expression generator things loop thing element function materialization tuple question rows table transpose elements idea accumulator lists loops columns From Hannah Lee on December 3rd, 2020 9 plays Content Categories Instructional Recordings Creation Date December 4th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:17 Lesson 28.6 map and filter Lesson 28.6 map and filter	Lesson 28.6 map and filter In this video we talk about two very famous generators: map and filter. We show how to use these to replace writing code with a for-loop. function accumulator filter loop generator functions elements element pattern result arguments thing piece parameter question things lot object call tutor From Hannah Lee on December 3rd, 2020 29 plays Content Categories Instructional Recordings Creation Date December 4th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
09:00 Lesson 28.5 Generator Design Lesson 28.5 Generator Design	Lesson 28.5 Generator Design Now that we know how generators work, it is time to write our own. In this video we show how easy it is. We just take out experience with the accumulator pattern and replace the accumulator with a… accumulator generator function average input numbers yield element tuple loop idea parameter specification object generators statement answer elements practice pattern From Hannah Lee on December 3rd, 2020 28 plays Content Categories Instructional Recordings Creation Date December 4th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
06:23 Lesson 28.3 The yield Statement Lesson 28.3 The yield Statement	Lesson 28.3 The yield Statement Making iterator classes is hard. In this video, we show an alternative, allowing us to write the iterator as a ‘function”. This requires the addition of a new python statement, the yield… function loop iterator statement elements yield return call definition generator python things visualization minute frame object a. huh difference outputs From Hannah Lee on December 3rd, 2020 30 plays Content Categories Instructional Recordings Creation Date December 4th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:34 Lesson 28.1 Iterators Lesson 28.1 Iterators	Lesson 28.1 Iterators We are familiar with iterables, types that we can use in a for-loop. In this video we introduce the iterator. This is a type that can be used in a for-loop, but we can also manually step through the… loop iterator files function element contents elements range memory python sequence interval iterable object iterators alright crash a. folder y. From Hannah Lee on December 3rd, 2020 34 plays Content Categories Instructional Recordings Creation Date December 4th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
06:05 Lesson 26.5 While-Loops vs For-Loops Lesson 26.5 While-Loops vs For-Loops	Lesson 26.5 While-Loops vs For-Loops We can always replace for-loops with while-loops, but should we? In this video we talk about the trade-offs of the two control structures and why it might be better to use over the other. loop fibonacci loops sequence squares variable function range thing bugs module n. things python iterator specification accumulator elements calculation recursion From Hannah Lee on November 12th, 2020 41 plays Content Categories Instructional Recordings Creation Date November 12th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
08:15 Lesson 26.1 The While-Loop Lesson 26.1 The While-Loop	Lesson 26.1 The While-Loop In this video we talk about the while-loop and explain why it is necessary. In particular, there are types of iteration that are not possible with the for-loop. loop expression times loops variable script statement elements body iterator accept chance lines difference statements iteration inside problem letter python From Hannah Lee on November 12th, 2020 49 plays Content Categories Instructional Recordings Creation Date November 12th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
50:32 Zoom Oct. 27. Nested Lists and Dictionaries Zoom Oct. 27. Nested Lists and Dictionaries	Zoom Oct. 27. Nested Lists and Dictionaries This presentation explores the last built-in (as opposed to user-defined) types in this course. These types are often used to store data in files.We actually had an (accidental) sneak peak at these… row dictionary question dictionaries table thing elements function loops loop things copy questions exam length element alright call level accumulator From Hannah Lee on October 27th, 2020 13 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
08:49 Lesson 18.5 Immutable Table Functions Lesson 18.5 Immutable Table Functions	Lesson 18.5 Immutable Table Functions In this video we show how to write an immutable function on a table of data. In most ways this is no different than writing an immutable function on a list. Except that this time we may need multiple… table row loop rows accumulator columns column loops result function elements functions lists accumulators positions length thing string copy rho From Hannah Lee on October 27th, 2020 41 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search
07:04 Lesson 18.3 Tables Lesson 18.3 Tables	Lesson 18.3 Tables A table of data is one that is divided up into regular rows and columns. In this video we show how to represent a table as a two-dimensional nested list. While there are alternate ways of… table rows row image numbers length columns pixel column tables folders pixels lengths bracket elements lot tutor applications element python From Hannah Lee on October 27th, 2020 38 plays Content Categories Instructional Recordings Creation Date October 27th, 2020 Creator 1 First Name Walker Creator 1 Last Name White Creator 1 Role Faculty or Staff Member Creator 1 NetID wmw2 Language English Searchable Yes Searchable On Cornell Web Search