### 6 What is the meaning of “てこと”?

sklott 08/28/2018. 1 answers, 980 views translation meaning
Context is that protagonist suddenly found himself in unusual place/situation and trying to understand where he is and how he can possibly got there. After some rejected ideas he "thinks" this. (Situation in no way is related to "lever"). "Complete"...

### 1 Is there a good non-language specific (international) way to describe Yes/ No or Present/Absent?

B Seven 08/28/2018. 1 answers, 69 views forms tables checkboxes internationalisation
For example, each row in table has Y or N to denote the presence or absence of something. This could be changed to a check or "x". Check means present, "x" means absent. Does the check vs "x" make sense...

luchonacho 08/28/2018. 8 answers, 26.373 views network wifi captive-portal
Context: I have a laptop supplied by my organisation. I am trying to connect to eduroam, but I cannot do it using my organisation's laptop. When I use a personal computer, it asks me for a username and password, just...

### 3 Heat problems when using 5 buck/switching converters in a double isolated enclosure?

Michel Keijzers 08/27/2018. 4 answers, 551 views heat step-down enclosure
I want to use 5 step down converters (220 VAC -> 5V DC) inside an enclosure inside an enclosure (double isolation). The step down converters are similar to these. There will be 5 of them, where one is connected to...

### 7 Changing first letter of a filename to uppercase

harsh vardhan 08/27/2018. 1 answers, 633 views command-line filename
How can one change the first letter of a filename to uppercase using a command line? IS there any command line to do so?

### Syntax folder under plugin/foo/syntax/foo.vim not automatically applied when filetype change?

wengwengweng 08/26/2018. 1 answers, 64 views syntax-highlighting plugin-system
I have a plugin under nvim/plugin/foo, but the syntax file nvim/plugin/foo/syntax/foo.vim is not automatically applied when the filetype change, but if I put it under nvim/syntax/foo.vim it works I'm now manually doing this in nvim/plugin/foo/autoload/foo.vim let s:srcdir = expand('<sfile>:h:h:p') func!...

### 5 A statement following from the law of excluded middle

Selflearner 08/26/2018. 3 answers, 165 views logic propositional-calculus
Does the statement ~~$A\equiv A$ follow from the law of excluded middle? According to my book which is not on logic it does, but I do not know how to use the law of excluded middle for this simple tautology....

### 7 How do natives say how they would like to pay?

TheoYou 08/26/2018. 6 answers, 973 views spoken-english phrase-choice
How do natives answer the question "How would you like to pay?" When I want to pay with my bank card, sometimes they ask credit or debit? Sometimes they ask Visa or Mastercard? So I now usually say "credit", or...

### 4 Evolving network in game

So I wrote simple feed forward neural network that plays tic-tac-toe: 9 neurons in input layers: 1 - my sign, -1 - opponent's sign, 0 - empty; 9 neurons in hidden layer: value calculated using Relu; 9 neurons in output...

### 8 Making a basic Haskell type an instance of a new typeclass

Say I'm trying to define a new typeclass in Haskell, and among other things, it must have a + operation: class Foo a where (+) :: a -> a -> a (In practice the typeclass Foo would have more stuff,...

### 88 How to handle people blocking your view and breaking the rules at the theater by not sitting in their assigned seats?

A while ago, my parents/brothers and I went to visit a theatre performance (in The Netherlands, where we live). We booked really nice first class tickets with empty seats in front of us. We booked them very last-minute, hoping we...

### 9 Different behaviours of Cases

Giancarlo 08/23/2018. 3 answers, 217 views functions pattern-matching
Why does Cases[] output an element only in the first of the following lines? Cases[{1, a -> 2 b}, HoldPattern[a -> 2 b]] (*{a->2b}*) Cases[{1, a -> 1/2 b}, HoldPattern[a -> 1/2 b]] (*{}*) Cases[{1, a -> π b}, HoldPattern[a...

### 1 How to process more than 25 batches of 2000 records?

S.B. 08/22/2018. 2 answers, 225 views apex batch case limits
I am trying to chunk the results of a query of mine, but I am noticing the batches stop after 50,000 records (25 batches of 2000 records). I read iterable has a limit of 50,000 but I thought that was...

### 10 In light aircraft, non-instrument flight, apply (nearly) full aft elevator before beginning the takeoff roll or at some predetermined speed?

a CVn 08/22/2018. 4 answers, 1.310 views general-aviation takeoff pilot-technique
Consider a small, light, nose wheel tricycle aircraft, something along the lines of a C152 or similar, sitting at the end of the runway ready for takeoff, with no issues and with all pre-takeoff checks completed. In general, what is...

### 97 Would planets be cubic in my “cuboverse”?

Summary The main idea behind the "cuboverse" is that spacetime distances are measured by (something close to) the sup norm or infinity norm. Under this norm, spheres (the set of points at a fixed distance from an origin) are the...

### 9 How to align nodes in a layered block diagram in tikz?

Erlkoenig 08/22/2018. 5 answers, 268 views tikz-pgf diagrams
I want to document layered software architectures and protocol stacks using TikZ. Each layer has one or more elements, and there is no strict association between elements that are above each other. I tried this: \documentclass[tikz]{standalone} \begin{document} \begin{tikzpicture} \node (a1)...

### 3 Question about identical txids/merkle tree in Developer guide

Olivia Zhang 08/22/2018. 1 answers, 34 views security merkle-tree transaction-id
I am new to the technical details about Bitcoin and has been reading Developer guide on bitcoin.org. I have a question about below contents mentioning merkle tree, identical txids. I googled and searched here but seemed to be no answer....

### How to run Robotframework test cases in a particular order from different suites?

We have at least ten test suites each having at least 10 test cases. I would like to know if there is a way to run selected tests from each of the suites in an order I would like? For...

### 2 Concordance index calculation

Munichong 08/21/2018. 1 answers, 180 views python pandas
I am trying to calculate a customized concordance index for survival analysis. Below is my code. It runs well for small input dataframe but extremely slow on a dataframe with one million rows (>30min). import pandas as pd def c_index1(y_pred,...

### -1 Generating function for sequence of natural numbers?

How do I find the generating function for the sequence of natural numbers 1,2,3... by formulating the closed form of the recurrence relation $a_{n+1}=a_n+1, n \geq 0$

### 1 What prevents someone from listing all the HSP's in the DHT and connecting to them?

random65537 08/21/2018. 2 answers, 55 views hidden-services
I'm not clear on what is actually stored in the DHT, or the contents and purpose of the introduction message. If all of the hidden services are listed in a Distributed Hash Table, what prevents a modified client from directly...

### 6 What is an aileron bushing?

David Teahay 08/21/2018. 2 answers, 920 views wing ailerons
What is an aileron bushing,and what's its use?

### 2 How do I read a local file in Deno?

Jeremy 08/21/2018. 1 answers, 150 views typescript deno
I'm writing a word count program written in TypeScript that I'm trying to run in Deno. I'm invoking it with no arguments, just deno ./word_count.ts, so it should have the default read-only filesystem access. I was hoping that I might...

### 2 Display hashed security answers in front end

elasticman 08/20/2018. 1 answers, 50 views usability
My web app requires the users to provide secret questions and answers. The users can't pick a question from predefined ones, but have to write their own questions and (of course) answers. For security reasons I then hash the answers...

### 5 What is right way to show folder usage in megabytes [closed]

Pavel 08/20/2018. 1 answers, 861 views linux du
I'm using du -bs to count folder size. du -bs /folder Result is 96342835 in Bytes... so in MB is it (/1024/1024) 91,87MB. OK, but when I use du -hs /folder Result is different. 99MB Or du -s taxikondrat.cz/ 100980...

### 17 Remove a letter, make a new word

user477343 08/20/2018. 3 answers, 1.732 views wordplay word-game
I have created a new puzzle, very similar to anagram puzzles. You will be given several lines to solve in order to finally solve the puzzle! For example, "He's ____, and he's never coming back," he said. "I know he...

### 62 Art Attack KoTH

Beta Decay 08/20/2018. 30 answers, 8.908 views king-of-the-hill javascript
Entries are now closed. Any new entries or edits will not be counted in the final run. Join the chat! Challenge Try to fill the canvas with as much paint as possible. Be careful of other bots that may...

### 5 What makes multi-layer neural networks be able to perform nonlinear operations?

KYHSGeekCode 08/19/2018. 1 answers, 60 views neural-networks math linear-algebra
As I know, a single layer neural network can only do linear operations, but multilayered ones can. Alao I recently learned that finite matrices/tensors, which are used in many neural networks can only represent linear operations. However multi-layered neural networks...

### 3 Tikz: Define line and marker object in preamble

meister hubert 08/19/2018. 1 answers, 67 views tikz-pgf pgfplots
I have a lot of different plots for specific configurations (c1,c2,...,c10) where I only compare some of the configurations. Lets say plot 1: (c1,c4,c10) and in the next plot (c2,c3,c5). Also I will have the same configuration in dashed or...

### 23 What is your responsibility when a distraught pilot is on frequency?

I found the recent SeaTac incident with a suicidal pilot frightening. I myself remember being in very bad places mentally, and it got me to wonder what I should do if someone is on frequency, making dangerous maneuvers, and clearly...

### 6 How could males be essential to a gender-specific magic system?

Incognito 08/19/2018. 7 answers, 343 views society magic
In this world, witchcraft is practiced openly and is respected. It exists in three forms: ritual and arcane. Ritual magic involves using the mana of the world and directing it in a way to suit you (altering terrain, changing the...

### 1 Local char* - keeps its value [closed]

Guy . D 08/18/2018. 4 answers, 338 views string
Sorry for novice question in Arduino, but I'm trying to figure out why res is keeping its value when up_cmd0 is being called again. for example - if num=8 in first run and the result is :up_cmd0_res: 8, and second...

### 26 Is it possible for an ancient contraption to survive modern-day attempts of breaking in?

Magus 08/18/2018. 10 answers, 4.088 views engineering ancient-history
Some Context I watched a generic Da-Vinci-Code-like french movie that, in a certain point, featured a secret society trying to find an item of great value that was lost in a vault built centuries ago (millenia, if I remember it...

### 5 Formal definition of the qqline used in a Q-Q plot

Jonathan Dunne 08/18/2018. 2 answers, 576 views r distributions fitting
I'm doing some distribution fitting work and I'm looking at Q-Q plots and how they can be used visually to interpret goodness of fit. My data is heavy-tailed so I am looking at Weibull, log-normal, Pareto and log-logistic distributions initially....

### 17 A land where money is negative

Redwolf Programs 08/18/2018. 27 answers, 8.601 views currency
For a story I'm writing, there will be an industrial-revolution type city, with mildly powerful technology. They will be just discovering electricity, using steam power, and making all of their currency coins. However, this is a supposedly "Backwards" place, since...

### Reading text from sd card is returning weird characters?

Kara 08/17/2018. 1 answers, 99 views lcd sd-card display
I have an ebook which is converted to a .txt file saved on an sd card which is connected to the arduino. I'm trying to display the words from the book on a 16x2 lcd display on word at a...

### 2 Noether's theorem, energy and time invariance

I have studied high school physics but only have a pop-sci kind of understanding of ideas like Noether's theorem so go easy. As far as I know, Noether's theorem simply states that any kind symmetry of a physical system is...

### 1 zt for horizontal scrolling

pfnuesel 08/16/2018. 1 answers, 37 views scrolling
I love the keybindings zt zb and zz. They redraw the current window such that your cursor stays at the same place in the document, but it moves on your screen. The cursor will now be at the top, the...

### 5 Term for two differently named chords that contain the same notes

S. Imp 08/16/2018. 2 answers, 662 views chords chord-theory terminology
Is there a musical term for two different chords that contain the same notes? E.g., Bdim7 is B D F A♭ and Ddim7 is D F A♭ B. They both have the same notes but their names are different....

### How to make variable show the count of records from a dynamic soql query [duplicate]

Sebastian 08/16/2018. 1 answers, 26 views soql query apex-variable
This question already has an answer here: Is it possible to test list size from a VisualForce page? 2 answers I have a custom controller with a variable 'count.' I want this to update on the page every time...

### 17 A name for the sound of liquid discharging from a bottle into a glass

Ahmed 08/16/2018. 5 answers, 3.422 views single-word-requests phrase-requests sounds
Today, I googled, and could find the terms, like dip and plop. Is there any word when we pour water into the glass, and we hear the sound produced within a bottle? As I poured myself a drink, I listened...

### 3 Name a famous actor

Eutherpy 08/16/2018. 1 answers, 664 views riddle trivia movies
In my name you can find a time of light, and I almost share it with a certain Christmas song. In my famous work, I am a mad man accompanied by D major and a vintage accent.

### 5 When was Euler's log-sine integral first computed by real methods?

J.G. 08/16/2018. 1 answers, 188 views discoveries calculus
In Sec. 2.4 of Inside Interesting Integrals (2015), Paul J Nahin says of $$I:=\int_0^{\pi/2}\ln (a\sin x)dx=\int_0^{\pi/2}\ln (a\cos x)dx$$that: For many years it was commonly claimed in textbooks that these are quite difficult integrals to do, best tackled with the powerful...

### 3 Word or phrase for fake appearance or posturing

I'm looking for a noun (it has to be an object) that expresses the concept of fake appearances. In Spanish, we can express that with the word "facade" understood as the front of a wall (but part of a building)...

### 6 Does Monte Carlo Search (specifically used by AlphaZero) Qualify as Machine Learning?

To the best of my understanding, Monte Carlo Search is an alternative method to Minimax for searching a tree of nodes. It works by choosing a move (generally the one with the highest chance of being the best), and then...

### 34 Teaching the daughter of a lecturer, while being simultaneously enrolled in his course

Theo 08/15/2018. 3 answers, 7.399 views teaching students europe conflict-of-interest
I'm a student in a bachelor program at a local university, while I'm also a teacher (professional school) of apprenticeship students within the same sphere of study. A few days ago I received the participants list of a class which...

### 27 How would schools that take in multiple nationalities address the language barrier issue?

user103390 08/15/2018. 3 answers, 2.809 views harry-potter wizards
Although Hogwarts has an attendance of mostly British, Scottish, and Irish students, Beauxbatons, Durmstrang, Castelobruxo, Uagadou, and possibly Ilvermorny and Mahoutokoro all accept kids from other countries. How would the kids understand each other? Is there an enchantment that makes...

### 2D CFAR detectors

Constant False Alarm Rate is an adaptive detector used to distinguish between true and false detections. There are many types of CFAR and the number of these detectors reaches 25 like (CA-CFAR, OS-CFAR, GCML, and ACGO-CFAR,..) My question is: What's...

### 5 Modify existing plugin function using filter (without modifying the plugin directly)

fightstarr20 08/14/2018. 2 answers, 227 views customization filters
I have the following function inside an existing plugin: public static function init() { add_filter( 'wcs_view_subscription_actions', __CLASS__ . '::add_edit_address_subscription_action', 10, 2 ); } public static function add_edit_address_subscription_action( $actions,$subscription ) { if ( $subscription->needs_shipping_address() &&$subscription->has_status( array( 'active', 'on-hold' )...

### How is this basic 3D animation template created?

Shayan 08/14/2018. 1 answers, 27 views after-effects animation 3d blender
I found this "3D Character Template" which can be used in after effects: https://videohive.net/item/martin-3d-character-man-presentermanager-product-promotion/6886216?s_rank=52 How can I make these 3D animated characters myself? Because I'd hate to use templates, it makes the work unprofessional so I want to learn to...