Search for tag: "strings"

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01:20:52 3.22.21 Andrea Lincoln, Massachusetts Institute… 3.22.21 Andrea Lincoln, Massachusetts Institute of Technology	3.22.21 Andrea Lincoln, Massachusetts Institute of Technology Zoom Recording ID: 92032593202 UUID: jpTMxtV+QRWMCIj9Fd0ogA== Meeting Time: 2021-03-22T19:43:43Z problems vectors problem hardness fact log factor sort strings polynomial question string sets pairs degree reductions lot vector theory reduction From Jordan Staiti on March 22nd, 2021 1 plays
07:45 Lesson 19.4 Nested Dictionaries Lesson 19.4 Nested Dictionaries	Lesson 19.4 Nested Dictionaries In this video we show that we can nest dictionaries just like we nested lists. In fact, a lot of real world data is represented this way. We show off a particularly complicated JSON file that… dictionary dictionaries json weather key keys fact lists values units visibility hour timestamp things strings string tool airport 31st assignment From Hannah Lee on October 27th, 2020 31 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
06:19 Lesson 19.3 Dictionary Visualization Lesson 19.3 Dictionary Visualization	Lesson 19.3 Dictionary Visualization Since dictionaries are mutable, we must represent them with folders. In this video we show what these folders must look like. In doing so, we see that they look suspiciously similar to other folders… dictionary object color dictionaries objects folder rgb keys values methods python attributes boxes underscores strings key reason range gl method From Hannah Lee on October 27th, 2020 36 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
07:52 Lesson 19.1 Dictionary Expressions Lesson 19.1 Dictionary Expressions	Lesson 19.1 Dictionary Expressions In this video, we introduce a dictionary as a collection of key-value pairs. We also show how to write a dictionary expression in Python. It looks just like a JSON string, but without the quotes. dictionary key dictionaries keys net values string pairs json lists strings names ids cornell things john assignment fact thing python From Hannah Lee on October 27th, 2020 35 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
07:56 Lesson 17.7 The Division Step Lesson 17.7 The Division Step	Lesson 17.7 The Division Step Up until now, we have claimed that it does not matter how you divide your date in divide-and-conquer. In this video we show one of the ways in which it might matter. In particular, not thinking about… left comma digits step call combination string function commas character parts loop numbers things element strings lot blanc divide functions From Hannah Lee on October 19th, 2020 39 plays Content Categories Instructional Recordings Creation Date October 19th, 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
08:26 Lesson 16.5 Positional For-Loops Lesson 16.5 Positional For-Loops	Lesson 16.5 Positional For-Loops Sometimes we need to perform a calculation on a string, list, or tuple, but we do not want to loop over this value. Instead, we want to loop over the positions of the value. In this video we show why… position string accumulator character range things positions characters strings partition sequence method loop accumulators function length s. thing pause module From Hannah Lee on October 19th, 2020 35 plays Content Categories Instructional Recordings Creation Date October 19th, 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
11:34 Lesson 16.3 Accumulators Lesson 16.3 Accumulators	Lesson 16.3 Accumulators One of the techniques that we say in the previous video was the accumulator variable. In this video we show that this is a general technique used in a fruitful function that requires a for-loop. accumulator string function variable space character folder element copy lists spaces tutor loop result parameter front letter functions strings thing From Hannah Lee on October 19th, 2020 36 plays Content Categories Instructional Recordings Creation Date October 19th, 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
03:28 Lesson 15.6 List Methods Lesson 15.6 List Methods	Lesson 15.6 List Methods Lists have many of the same methods as tuples. But since they are mutable, they have even more. In this video we show off some of the mutable methods of lists, which are methods that can alter the… method lists position numbers methods things append end structures documentation folder reason string strings element elements contents objects tuples series From Hannah Lee on October 10th, 2020 22 plays Content Categories Instructional Recordings Creation Date October 10th, 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 15.2 Complex Tuple Expressions Lesson 15.2 Complex Tuple Expressions	Lesson 15.2 Complex Tuple Expressions Tuples are very, very similar to strings. In this video we explore this similarity, showing that they support many of the same operations and methods. tuple strings tuples string boxes thing math types differences times function element operations python expressions values expression iterable int things From Hannah Lee on October 10th, 2020 22 plays Content Categories Instructional Recordings Creation Date October 10th, 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
08:34 Lesson 15.1 Tuple Expressions Lesson 15.1 Tuple Expressions	Lesson 15.1 Tuple Expressions In this video we introduce the first new sliceable type, the tuple. We show why we need this new type, and why it is more flexible than a string. tuple box boxes parentheses position string python comma folder element strings tutor things x. tuples numbers thing letters characters object From Hannah Lee on October 10th, 2020 24 plays Content Categories Instructional Recordings Creation Date October 10th, 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
09:54 Lesson 13.4 Assert Messages Lesson 13.4 Assert Messages	Lesson 13.4 Assert Messages We now know how to do assert statements to create errors. But the error messages are a little cryptic. In this video we talk about how we can do a better job. string error precondition space spaces messages violation function statements quotes var parameter idea wrapper repre object objects thing strings statement From Hannah Lee on October 10th, 2020 16 plays Content Categories Instructional Recordings Creation Date October 10th, 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
06:12 Lesson 11.8 Object Methods Lesson 11.8 Object Methods	Lesson 11.8 Object Methods Objects have an interesting feature that we saw before we strings: they have methods in addition to functions. In this video we talk about those methods, and how they differ from string methods. methods method distance objects functions argument clamp object string arguments parentheses strings lot documentation attributes tutor reason difference folder replace From Hannah Lee on October 2nd, 2020 15 plays Content Categories Instructional Recordings Creation Date October 1st, 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
03:54 Lesson 10.3 PseudoCode Lesson 10.3 PseudoCode	Lesson 10.3 PseudoCode In this video we introduce pseudocode, which is a step-by-step English description of what we want to do. The goal is provide an outline that we convert into Python later. outline pseudocode errors strings problem python firstname names space pass assignment level operations types pseudo statements function strengths sort words From Hannah Lee on October 2nd, 2020 16 plays Content Categories Instructional Recordings Creation Date October 1st, 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
54:56 Zoom Sep. 17. Strings Zoom Sep. 17. Strings	Zoom Sep. 17. Strings In this class we review how to process text in Python. These techniques we are reinforcing will be used in the first assignment.As part of today’s class, we have provided some additional demo… string position assignment question method choice thing methods python call function lot functions strings answer things hours questions indices stuff From Hannah Lee on September 24th, 2020 16 plays Content Categories Instructional Recordings Creation Date September 23rd, 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
04:15 Lesson 7.2 Specification Format Lesson 7.2 Specification Format	Lesson 7.2 Specification Format Now that you know why specifications are so important, it is time to write them. We have a very specific format that we want for our specifications, which is detailed in this video. function parameter specifications return precondition module returns thing specification beginning docstring fact strings doc beginner programming pep math n. definition From Hannah Lee on September 24th, 2020 19 plays Content Categories Instructional Recordings Creation Date September 2nd, 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
07:13 Lesson 6.5 String Processing Lesson 6.5 String Processing	Lesson 6.5 String Processing The focus of the first assignment will be to write functions that take a string as input and produce a string as output. We sometimes call this (informally) string processing. This can be a daunting… string function definition assignment things s. placeholders statements thing size placeholder end strings docstring slicing slash technique python return functions From Hannah Lee on September 16th, 2020 19 plays Content Categories Instructional Recordings Creation Date September 16th, 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