# en.wikipedia.org

 Random Link ¯\_(ツ)_/¯ Aug 14, 2021 » The Sandman 10 min; updated Jun 4, 2022 The Sandman (1989 - 1996) by Neil Gaiman. Image from Sandman #36. Path to comic: Lucifer (Netflix) -> Lucifer (Comic) -> The Sandman (Comic) Netflix is also adapting the comic, so interested in how it deviates from the source. Ser Brienne of Tarth will be Lucifer. Hype! Love Dream: Sister – you know how I felt for Nada one. What I feel for her still.... Oct 1, 1974 » 03. The Surgical Team 4 min; updated May 26, 2022 The Dilemma There are wide productivity variations between good programmers and poor ones. Sackman et. al. found 10:1 ratios. The data showed no correlation between experience and performance. The idea of a 10x developer is mostly ridiculed in my online circles. That said, some jobs have X years of experience as a requirement. How can we resolve these contradictions? The major part of the cost of large teams is communication, and system debugging to correct the ill effects of miscommunication.... Feb 18, 2022 » The Department of Truth 2 min; updated May 22, 2022 The Department of Truth | Image Comics. James Tynion IV; Martin Simmonds. imagecomics.com . Accessed Feb 18, 2022. Department of Truth (2020 - present) by James Tynion IV. Image from imagecomics.com Expecting a modern take on 1984, which I didn’t finish because I lost interest. Plot Points [Lee Harvey Oswald] The more people believe in something, the more true that thing becomes.... May 10, 2022 » TV and Film 3 min; updated May 22, 2022 Crime Drama Ozark’s highlights are Ruth Langmore’s 90s' hip hop playlist, Wendy Byrde’s sociopathic ambition, and Del Rio’s suave. The show follows the Byrde family that has to launder money for the Navarro Cartel. The writers use shortcuts as the show proceeds, and grant excessive plot armor for the Byrde family in subsequent seasons. ’s Bill Dubuque also wrote The Accountant (2016 Film) , which follows a CPA with high-functioning autism who makes his living by uncooking the books of criminal organizations experiencing internal embezzlement.... Apr 10, 2022 » Snow, Glass, Apples 3 min; updated May 21, 2022 Snow, Glass, Apples Stumbled onto from Hoopla’s recommendations. flips the script and tells the story from the step mother’s perspective, and she is also the protagonist. Snow White is a vampire. She fed on her father (consensually?), the King, to the point of him being a shadow of a man. Her stepmother, the Queen, was only 18 when the King died. The Queen had witnessed Snow White’s vampirism, and so she had a servant kill her by carving out her heart and dump her in the forest.... May 2, 2020 » On Learning 10 min; updated May 20, 2022 Mental Attitude While Learning Distinguish Mere Facts From Conclusions or Opinions Discriminate between mere statements of facts, necessary conclusions which follow therefrom, and mere opinions which they seem to render reasonable. There’s no need to perform an experiment to verify that the atomic weight of oxygen is 16. That the sum of the angles of a plane triangle equals two right angles is not a mere fact, but an inevitable truth.... Oct 25, 2021 » Stories of Your Life and Others 13 min; updated May 15, 2022 Stories of Your Life and Others. Ted Chiang. 2010. ISBN: 9781931520898 . Tower of Babylon Story focused on Hillalum, who lived during the construction of the Tower of Babel . notes that the Hebrew school version was more elaborate than the Old Testament account, e.g. the tower is so tall that it takes a year to climb, and when a man falls to his death, no one mourns, but when a brick is dropped, the brick-layers weep because it will take a year to replace.... Jul 13, 2021 » On Becoming a Better Point Guard 10 min; updated May 14, 2022 Objective: Learn to read the game and make smart predictions. Reaction times are overrated; perception and prediction rule . Offensive Playmaking and Scoring tracks the following play types: transition, isolation, pick & roll ball handler, pick & roll roll man, post up, spot up, handoff, cut, off screen and put-backs. At least these categories provide a baseline for what search terms to use. also has a miscellaneous play type section, so it’ll be interesting to see if a new play-type pops up in the future.... May 12, 2022 » Classes in C++ 15 min; updated May 12, 2022 quotes Doug McIlroy: Those types are not “abstract”; they are as real as int and float. What is the context of this quote? A class is a user-defined type provided to represent a concept in the code of a program. Essentially, all language facilities beyond the fundamental types, operators, and statements exist to help define better class or to use them more conveniently.... Jun 15, 2021 » Thoughts on Academic Research 6 min; updated Apr 7, 2022 Going to a talk is difficult for everyone because nobody understands the whole thing, but it’s especially difficult for undergraduates because they still expect to. is a rich resource for understanding scholarly literature. Browse it. Some of the listed items are familiar, e.g. Google Scholar, SCImago, Sci-Hub, but it’d be informative to zoom out to the larger picture, e.g. good alternatives to Google Scholar. Why Even Read Papers?... Sep 6, 2016 » Formal & Red Herring Fallacies 3 min; updated Apr 6, 2022 Argument from Consequences If God does not exist, then everything is permitted. Straw Man The essence of this technique is to caricature a position to make it easier to attack. My opponent is trying to convince you that we evolved from chimpanzees who were swinging from trees, a truly ludicrous claim. Environmentalists care more for snail darters and spotted owls than they do for people. Appeal to Fear You should give me all your valuables before the police get here.... Mar 14, 2022 » Parable of the Sower 3 min; updated Mar 27, 2022 Parable of the Sower. A Graphic Novel Adaptation (Original by Butler, 1993). Damian Duffy; John Jennings; Octavia E. Butler. www.abramsbooks.com . www.hoopladigital.com . 2020. ISBN: 978-1-4197-3133-4 . Parable of the Sower. Credits: www.abramsbooks.com Notable Plot Moments “A pessimist if I’m not careful.” She did not just reject pessimism once and become a Pollyanna thereafter. It was an impulse that she had to quell over and and over.... Mar 16, 2022 » AoC 2021 Day 09: Smoke Basin 13 min; updated Mar 16, 2022 Multi-dimensional arrays using massiv; Fusion; Box vs. Unboxed; Connected Components; Data.Set; Monadic map Apr 26, 2020 » Philanthropy 3 min; updated Mar 12, 2022 Criticism/Defense Of Billionaire Philanthropy Taxes will probably not go to the same causes, e.g. reforming the bail system, grassroot efforts for migrants, etc. Admittedly, these are things that the government should be doing, but it seems that the government doesn’t do enough. Furthermore, some of these issues so politicized, e.g. immigrants, that government support can be fickle. Foundations are more effective than governments as they do their due diligence, e.... Apr 29, 2020 » Free Speech in Cyberspace 6 min; updated Mar 12, 2022 Should Platforms Be Neutral? Facebook banned praise, support and representation of white nationalism and separatism, because the two concepts cannot be meaningfully separated from white supremacy and organized hate groups. Furthermore, people that search for related terms will have “Life After Hate” suggested to them. Part of me is uncomfortable. Sure, Facebook is trying to do the right thing here. What if Facebook was replaced by some tyrannical government that censors opposition?... May 2, 2020 » Wall Street University: USD 101 3 min; updated Mar 12, 2022 Short Selling Say $A shares are selling at$100, but I think they’re overpriced. So I borrow 10 shares, pay my brokerage interest and post some collateral. I then sell the shares for $1,000. Whoever buys my shares has no idea that I do not own them. In a naked short, I do not actually borrow or ensure that the security can be borrowed within the standard 3-day settlement period.... Oct 4, 2021 » Online Markets 4 min; updated Mar 12, 2022 WWW ‘21: The Web Conference 2021 REST: Relational Event-Driven Stock Trend Forecasting REST, an event-driven stock trend forecasting framework, that overcomes two limitations of existing event-driven models. Models the stock context, and learns the effect of event information on the stocks under different contexts. Constructs a stock graph and designs a new propagation layer to propagate the effect of event information from related stocks. The value of stock trend forecasting is not unanimous, e.... Mar 5, 2022 » AoC 2021 Day 07: The Treachery of Whales 7 min; updated Mar 5, 2022 Day 7 - Advent of Code 2021. adventofcode.com . Accessed Mar 5, 2022. Part I Description A giant whale has decided that your submarine is its next meal, and it’s much faster than you are. There’s nowhere to run! Suddenly, a swarm of crabs (each in its own tiny submarine - it’s too deep for them otherwise) zooms in to rescue you! They seem to be preparing to blast a hole in the ocean floor; sensors indicate a massive underground cave system just beyond where they’re aiming!... Mar 1, 2022 » AoC 2021 Day 06: Lanternfish 12 min; updated Mar 1, 2022 Day 6 - Advent of Code 2021. adventofcode.com . Accessed Mar 2, 2022. Part I Description The sea floor is getting steeper. Maybe the sleigh keys got carried this way? A massive school of glowing lanternfish swims past. They must spawn quickly to reach such large numbers - maybe exponentially quickly? You should model their growth to be sure. Although you know nothing about this specific species of lanternfish, you make some guesses about their attributes.... Feb 19, 2022 » Learning Haskell via AoC 2021 17 min; updated Feb 19, 2022 This page contains remarks on Haskell that I encountered when working with source files that span multiple AoC 2021 problems. and have Haskell solutions. It’ll be nice to compare how they solved the problems. I don’t want to end up perfecting the wrong approach! Setting Up Haskell Env for AoC To manage dependencies, Cabal and Stack are pretty popular. Stack incorporates the Cabal build system.... Jan 15, 2022 » Software Engineering Journal Reviews 12 min; updated Feb 17, 2022 Formal Software Design Alloy is an open-source language and analyzer for software modeling. An Alloy model is a collection of constraints that describe a set of structures, e.g. all possible security configurations of a web application. Alloy’s tool, the Alloy Analyzer is a solver that takes the constraints of a model and finds structures that satisfy them. 📑 The Alloy Analyzer leverages a SAT solver, and this precludes Alloy from analyzing optimization problems.... Nov 14, 2020 » Software Dependencies 6 min; updated Feb 6, 2022 Dependency Management Golang introduced a new library referencing mode to overcome limitations of the old one. While the two library modes are supported by Golang, they are incompatible, e.g. dependency management (DM) issues, reference inconsistencies, build failures, etc. did an empirical study that resulted in HERO, an automated technique to detect DM issues and suggest fixes. Applied to 19k Golang projects, HERO detected 98.5% on a DM issue benchmark, and found 2,422 new DM issues in 2,356 Golang projects.... Sep 18, 2018 » On DNA Testing 3 min; updated Feb 5, 2022 The human genome has sequences of nucleotide base pairs that are repeated over and over again. At each locus of interest, a person has two sets of repeats inherited from each parent. Each possible difference at a locus is an allele. The combinations of the possible differences at multiple loci form a DNA profile that can be used to tie suspects to a crime scene. The Accuracy of DNA Testing is Wanting 74/108 crime labs erroneously incriminated a suspect during a mock study.... Jan 22, 2019 » Monopolistic Tendencies in the Prescription Glasses Industry 2 min; updated Feb 5, 2022 Luxottica - Queen of the Seven Kingdoms Luxottica owns and licenses Armani, Brooks Brothers, Burberry, Chanel, Coach, DKNY, Dolce & Gabbana, Michael Kors, Oakley, Oliver Peoples, Persol, Polo Ralph Lauren, Ray-Ban, Tiffany, Valentino, Vogue and Versace. Italy’s Luxottica also runs EyeMed Vision Care, LensCrafters, Pearle Vision, Sears Optical, Sunglass Hut and Target Optical. It also merged with the world’s leading maker of prescription eyeglass lenses and contact lenses, to form EssilorLuxottica.... May 6, 2020 » COVID-19 3 min; updated Feb 5, 2022 Contact Tracing “Apps” in this context means contact tracing apps released by public health authorities to do contact tracing. The APIs are limited to them. Big Picture Release APIs to enable apps to interoperate between Android and iOS devices. Bluetooth-based contact tracing baked into Android and iOS, such that no app is needed for broadcasting/listening. This ensures broad adoption, but will be on an opt-in basis.... Dec 17, 2021 » 01. The Case for the Scout Mindset 6 min; updated Jan 25, 2022 Two Types of Thinking Soldier Mindset Reasoning is like defensive combat. Finding out you’re wrong means suffering a defeat. Seeks out evidence to fortify and defend your beliefs. Directionally motivated reasoning. When we want something to be true, we ask, “Can I believe this?” When we don’t want something to be true, we ask, “Must I believe this?” Scout Mindset Reasoning is like mapmaking. Finding out you’re wrong means revising your map.... Jan 23, 2021 » Research on Privacy Enhancing Techniques 2 min; updated Jan 23, 2022 Journals note that prediction services can still make accurate predictions using a fraction of the data collected from a user device. They propose Cloak, which suppresses non-pertinent features (i.e. those features which can consistently tolerate addition of noise without degrading utility) to the prediction task. Cloak has a provable degree of privacy, and unlike cryptographic techniques, does not degrade prediction latency. Using the training data, labels, a pre-trained model and a privacy-utility knob, they (1) find the pertinent features through perturbation training, and (2) learn utility-preserving constant values for suppressing the non-pertinent data.... Jan 11, 2022 » Journal Reviews 5 min; updated Jan 15, 2022 Link Prediction Given network-structured data, predict whether a link exists between two nodes. General types of prediction tasks on graphs: graph-level (e.g. will a molecule bind to a receptor implicated in a disease?), node-level (e.g. what is the identity of each node?), and edge-level (e.g. does this edge exist; what value does it have?). Applications include: predicting drug-drug interactions (common in treating patients with complex/co-existing diseases) as they may cause changes in the drugs' pharmacological activity .... Jan 2, 2022 » Modular Arithmetic 4 min; updated Jan 10, 2022 Main resource: . What is Modular Arithmetic? Where $$A$$ and $$B$$ are integers, we can write: $$\frac{A}{B} = Q \text{ remainder } R$$ Using the same $$A, B, Q, \text{ and } R$$ as above, we have: $$A \text{ mod } B = R$$ $$A \text{ mod } B$$ can be visualized as taking $$A$$ steps on a clock that runs from $$0$$ to $$B-1$$. If the number is positive we step clockwise, if it’s negative we step counterclockwise.... Jan 27, 2020 » Tech and Democracy 5 min; updated Jan 7, 2022 Political Ads Cambridge Analytica (CA) paid people to take in-app survey; mined FB profile data including friends' data; crafted tailored sensitive ads to sway-able voters. Elections are about emotions, not facts. Data science and social media can help us make sense of and manipulate the chaos. An alternative argument. Political misinformation is: Weak in high profile partisan races because pre-existing beliefs hardly change Strong when people don’t have string pre-existing opinions, e.... Dec 15, 2020 » Politics Potpourri 3 min; updated Jan 7, 2022 State Surveillance In the aftermath of the Capitol insurrection, FBI was contacting people whose cellphones pinged cell towers near the Capitol during the riots. A powered mobile phone always sends signals to one of the closest base stations. Given multiple base stations, the angle and time of arrival, and location signatures of each cell location can be used to locate a mobile device. The higher the density of cell towers, the more precise the calculated location.... Jan 7, 2022 » 019. Counting Sundays 6 min; updated Jan 7, 2022 Problem Statement You are given the following information, but you may prefer to do some research for yourself: 1 Jan 1900 was a Monday. Thirty days has September, April, June and November. All the rest have thirty-one, Saving February alone, Which has twenty-eight, rain or shine. And on leap years, twenty-nine. A leap year occurs on any year evenly divisible by 4, but not on a century unless it is divisible by 400.... Jan 2, 2022 » 04. Changing Your Mind 6 min; updated Jan 2, 2022 How to Be Wrong found that experts were barely able to forecast better than random chance. However, a small subset of people (coined “superforecasters” ) were better. In a competition, they beat teams of top professors and CIA professional analysts. These superforecasters were not smarter than everyone else nor did they have more knowledge/experience, they were great at being wrong. Change your mind a little at a time. Seeing the world in shades of grey is less stressful, as the experience of encountering evidence against one of your beliefs is not high stakes.... Oct 7, 2020 » Fables in Service of Capitalism 4 min; updated Dec 29, 2021 Environmentalism Over the last 70 years, less than 10% of plastic waste has been recycled - it’s uneconomical. Recycling shifts attention from the environmental impact of plastics and their overproduction to the consumer’s willingness to recycle. Reducing and reusing is a much better environmental strategy. Betting (and Gambling) I’m seeing more prominent gambling sites and ads compared to when I was growing up. Based on my peers, SportPesa made lots of headway in Kenya (few companies can claim to sponsor English Premier League teams).... Dec 21, 2021 » We The Consumers 5 min; updated Dec 29, 2021 Product Differentiation and Price Discrimination Product differentiation seeks to distinguish a product from a competing product to make it more attractive to a specific target market. Price discrimination occurs when the same goods/services are sold at different prices from the same company. The Captain Samuel Vimes “Boots” theory of socio-economic unfairness: the rich man who bought the high quality$50 pair of boots would still be using them in 10 years, while the poor man who buys the $10 pair would have spent$100 on boots in the same time, and still be worse off.... Dec 24, 2021 » Projects That Never Made It 5 min; updated Dec 29, 2021 Startups tend to fail more often than they succeed. However, a lot of startup advice is given by those who made it, and therefore prone to survivorship bias. Hearing from founders that gave it their all but never succeeded should be enlightening. I expect reasons like misunderstanding the customer, sunk costs, running out of money (especially with societal pressures like a family to fend for), wrong time, etc. I’d categorize my flashcards web app as a project that never made it.... Dec 11, 2021 » Saga 4 min; updated Dec 12, 2021 Saga. Brian Vaughan; Fiona Staples. imagecomics.com . www.hoopladigital.com . en.wikipedia.org . Saga (2012 - present) by Brian Vaughan. Image from imagecomics.com Volumes 1, 2, 3, 6, 7 and 9 have been nominated for the the Hugo Award for Best Graphic Story. A 6/9 nomination rate implies that the comic is pretty good! Themes (Mostly War) Planet Landfall (Alana’s) and Wreath (its moon, Marko’s) have been in conflict as long as anyone can remember.... Dec 4, 2021 » As the Last I May Know 4 min; updated Dec 4, 2021 As the Last I May Know. Shi Lian Huang. www.tor.com . Accessed Dec 4, 2021. won the “Best Short Story” Hugo Award in 2020. Memorable Points Background: Sere missiles can wipe out a city completely. Nyma’s nation has been the only recipient of a seres strike. They’ve since acquired their own seres stockpile. They’re engaged in war with an state that lacks seres weapons.... Dec 1, 2021 » The Wicked + The Divine 4 min; updated Dec 2, 2021 Volume 9 was nominated for the 2020 Hugo Award for Best Graphic Story or Comic. However, not very stoked after Book One (Vol 1 and 2). Maybe it gets better? Only Volume 9 has been nominated for a Hugo Award, so maybe check that next time before committing? The Wicked + The Divine. Image credits: wicdiv.com ​​The Recurrence. Every 90 years, 12 gods reincarnate on earth for 2 years.... Jul 4, 2020 » On Socio-Economic Classes 6 min; updated Nov 21, 2021 On the Phenomenon of Bullshit Jobs Capitalism is meant to eliminate bullshit jobs, yet layoffs tend to fall on people making, moving, fixing and maintaining things, but not on the salaried paper pushers that effectively work 15 hours a week. ​From a political standpoint, a happy productive population with free time on their hands is mortal to the ruling class. Moreover, work is considered a moral value in itself.... Nov 7, 2021 » Bloom Filters 5 min; updated Nov 8, 2021 Bloom Filters In true fashion to Stigler’s Law of Eponymy (no scientific discovery is named after its original discoverer ), Ross Ashby (1960) did a probabilistic analysis of Calvin Mooers’s Zatocoding (1947) (coding system for library cards). This predates Burton Bloom’s work (1970). Motivation A Bloom filter for a set $$X: \{x_1, x_2, …, x_n\}$$ from some universe $$\mathbb{U}$$ allows one to test whether a given item $$x \in \mathbb{B}$$ is an element of $$X$$.... Nov 7, 2021 » 'Monte Carlo' Algorithms and Data Structures (1 items) Bloom Filters; Apr 29, 2014 » The Gene-Free Model of Expertise 2 min; updated Nov 6, 2021 Reaction Times are Overrated Elite athletes do not display superior reaction times to those of average people; most hover at 200ms. However, games are played at speeds where 200ms is too slow, e.g. 100-mph baseballs, 130-mph tennis serves, etc. A reaction time of less than 100ms is deemed a false start in track and field sprints. Superior Perception Athletes outperformed novices when asked if there was a ball in a rapidly flashed slide.... Jul 8, 2016 » 1. The 3 Rules of Epidemics 2 min; updated Nov 6, 2021 The Law of the Few From 1995 to 1996, the # of children born in Baltimore with syphillis increased 500%. CDC blamed it on cocaine and reduction in clinics. In 100k+ Colorado Springs town, the gonorrhoea epidemic tipped because of the activities of 168 people living in 4 small neighbourhoods, frequenting the same 6 bars. Gaëtan Dugas, an Air-Canada flight attendant, is [mis?]regarded as “Patient Zero” for AIDS in the US.... Jul 8, 2016 » 0. Introduction 2 min; updated Nov 6, 2021 Introduction The Tipping Point is the biography of how little things had big effects. From 1992 to 1997, murder rates dropped 64.3% to 770 and total crimes fell by $$\approx$$ 50% to 355,893. Geometric progressions are non-intuitive, e.g. if given a large paper and asked to fold it 50x, the stack’s height will be $$\approx$$ the distance to the sun. This is a popular illustration. The standard paper’s thickness, $$h_0$$, is $$0.... Oct 31, 2021 » In Defense of a Liberal Education 5 min; updated Nov 6, 2021 Societal Preference for STEM Over the Liberal Arts Not everyone can [wants to?] take the sciences, but they were pushed out of their passions into applicable degrees like Business and Communications. The initially high economic return to applied STEM degrees declines by more than 50% in the first decade. People who major in LA don’t get first jobs that are as lucrative, but they do catch up. Governments tend to claim a shortage of STEM workers (who are valued for innovation and national defense), and allocate funds for increasing the student pipeline.... Jan 22, 2019 » Secure Multiparty Computation 3 min; updated Oct 27, 2021 Timeline of Secure Multi-Party Communication In 1982, secure two-party computation (2PC) was introduced for problems that are boolean predicates, e.g. Yao’s Millionaires' Problem that asks whether \(a \ge b$$ is true without revealing the actual values of $$a$$ and $$b$$. Andrew Yao generalized 2PC for any feasible computation in 1986. Goldreich, Micali and Wigderson later generalized it to secure multiparty communication. Yao-based protocols requires that the function to be securely evaluated be represented as a circuit, but an efficient transformation is not trivial.... Aug 31, 2021 » Why People Are [Epistematically] Irrational About Politics 5 min; updated Oct 26, 2021 Motivation: Why are politics so contentious? How can I relate better with people that hold opposing political beliefs? Why People Are Irrational About Politics. Michael Huemer. Philosophy, Politics and Economics. 2015. Salient features of political disagreements: widespread (many people disagree on many issues), strong conviction/confidence, and persistent (difficult to resolve). Political Disputes Are Not Explained by Miscalculation or Ignorance Miscalculation Theory: Political issues are difficult and partisans make mistakes in their reasoning.... Sep 28, 2021 » Observer 8 min; updated Oct 14, 2021 notes that , the primary source, glosses over nitty-gritties. e.g. the “message queue” server. Maybe reading through these will provide a larger perspective to design decisions made in Chromium regarding observers. Rant: some of willchan’s thoughts on WeakPtr, for those who care to read criticizes the observer pattern for murking dependency chains. Investigate more in this regard. Intent A one-to-many dependency between object so that when one object (subject) changes, all its dependents (observers) are notified and update automatically.... Oct 12, 2021 » Evolution 3 min; updated Oct 12, 2021 Why Birds Can Fly Over Mount Everest uses a captivating narrative style to elaborate on a complex question. The exposition makes the scientific parts memorable. features a good anecdote of insight favoring the prepared. On a jog in London in January, probably primed by reading Nick Lane’s Oxygen, he noticed that there were some bar-headed geese. These geese migrate between India and Kazakhstan/Mongolia, necessitating a flight over the Himalayas, sometimes at 28,000 feet.... May 19, 2020 » Chrome vs. Everybody 3 min; updated Oct 12, 2021 Browser Market Share Worldwide (2009 - 2020). Source: statcounter | GlobalStats At the very least, Chrome is worth studying. Something worked out. I’m biased, I only plan to deeply explore Chromium-based browsers and Firefox. Stability, Testing and the Multi-Process Architecture In a single-threaded browser, devs use asynchronous APIs - which may sometimes hold the browser up. Instead of multiple threads, Chromium chose multiple processes: isolation, independent crashes, better asymptotic memory management, identifying expensive sites, etc.... Sep 17, 2021 » The Lathe of Heaven 4 min; updated Sep 25, 2021 Premise: Orr can have “effective” dreams that retroactively change reality for everyone else, except those who are aware of him dreaming. See for a refresher on the plot. Notable Plot Points Prodded by Haber to dream of the end of overpopulation, Orr dreamt of a plague that killed 6B people. But Orr tries to convince himself that the world that was was fiction in his head, so he didn’t really kill anyone.... Jan 22, 2019 » Privacy in CS and in the Law 4 min; updated Sep 15, 2021 Incomplete List of Information Privacy Properties Control/consent, e.g. Cambridge Analytica exfiltrating FB users' data Discussion on Cambridge Analytica Anonymity, e.g. Snowden leaking NSA docs without revealing his identity Limits on data collection, e.g. laws restricting government surveillance Limits on data use, e.g. US Genetic Information Nondiscrimination Act of 2008 Under GINA, health insurers must not use genetic information of the clients (or clients family) to inform their policy.... Feb 26, 2015 » The Creator's Code: The Six Essential Skills of Extraordinary (0 items) May 21, 2018 » 05. The Childhood Neighbor 2 min; updated Sep 2, 2021 Money was a sore point in the Holmes household. Holmes’s grandparents had squandered away their share of the Fleischmann fortune. Richard Fuisz, a family friend, was a flashy successful businessman. So in a way, Elizabeth didn’t grow up in wealth? This puts a spin on Chapter 01: A Purposeful Life . Fuisz was offended that Elizabeth never consulted him. Fuisz made his money patenting medical inventions that he anticipated other companies would someday want.... Oct 2, 2017 » The Binomial Random Variable 3 min; updated Sep 2, 2021 $$X$$ is a binomial random variable if it takes the values $$0, 1, 2, …, n$$ and $$\mathbb{P}\{X = k\} = { n \choose k } \cdot p^k \cdot (1 - p)^{n-k}$$ Sanity Check: Do the probabilities sum to 1? $$\sum_{k=0}^{n} \mathbb{P}\{X = k\} = \sum_{k=0}^{n} { n \choose k } p^k (1 - p)^{n-k} = \left( p + (1 - p) \right)^n = 1$$ I totally didn’t understand how we got to $$\left( p + (1 - p) \right)^n$$.... Oct 11, 2020 » Brandolini's Bullshit Asymmetry Principle 1 min; updated Sep 2, 2021 The Principle Brandolini’s Bullshit Asymmetry Principle: The amount of energy needed to refute bullshit is an order of magnitude bigger than to produce it. In Essence of Bullshit , Frankfurt posits that the essence of bullshit is lack of concern for the truth, which may explain why bullshit is easier to produce. Jonathan Swift: Falsehood flies, and the Truth comes limping after it; so that when Men come to be undeceiv’d, it is too late; the Jest is over, and the Tale has had its Effect…... Oct 16, 2020 » 06. Version Control (Git) 3 min; updated Mar 14, 2021 Version Control Systems track changes to a folder and its contents in a series of snapshots. Each snapshot encapsulates the entire state of files/folders within a top-level directory. Git’s interface is a leaky abstraction. While the interface is at times ugly, its underlying design and ideas are beautiful. A bottom-up explanation of Git therefore makes more sense. Snapshots A blob corresponds to a file, and it’s just a bunch of bytes....