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I'm hoping someone can point me in the right direction here. I'm using the Wordpress Plugin Boilerplate to develop a custom plugin. On install, the plugin will register a new post type (course), a new taxonomy (course-areas) and set up...

I'm trying to sign data using the WebCrypto API, but instead of creating a private/public key and exporting it to pkcs#1 or 8, I would really like to use a user's PKCS#12 to sign data. I've read the W3C spec,...

I was reading about this in a cryptography book last night. I have a hunch about this, but I can't quite put my finger on it. I think this is a similar situation to an affine cipher, where the multiplication...

I am using async in a Nodejs application to run a series of functions in series. Each function calls the callback with an err (Can be null) and a result. What I want to do is check in the series...

For the equation $y'=a(x)y+b(x)$ we can express the function y as $$y=C(x)\exp{ \int_{x_0}^x}{a(s)ds}$$ Which means that if we find the function $C(x)$ we'll have ourselves a solution. Now, my lecture notes say two things I don't understand. First, that finding...

Using cout in multiple threads might result in interleaved output. So I tried to protect cout with a mutex. The following code starts 10 background threads with std::async. When a thread starts, it prints "Started thread ...". The main thread...

Do writers write philosophical essays?

h4ml3t yesterday at 10:03. 5 answers, 397 views fiction writer
This post is surely going to be full of errors and mistakes since I'm writing it from my bleeding doubt; and this isn't just rherotical. I'm aware that the title itself couldn't hold more than two minutes before any of...

Stripping newlines from \@title

mmj yesterday at 09:27. 1 answers, 55 views line-breaking
I'm writing the document title to a file using the command \immediate\write\myfile{\@title}, but it fails if the title contains newlines \\. How can I strip newlines (or even better any kind of formatting, ~ included) from \@title? I've tried solutions...

Node positioning inside tikz

Ravi Joshi yesterday at 07:34. 2 answers, 78 views tikz-pgf
I am composing a tikz drawing consisting of two nodes a and b. I want to insert node c such that c.x=b.x and c.y=a.y. See below the code snippet- \documentclass{standalone} \usepackage{tikz} \usetikzlibrary{shapes.geometric} \begin{document} \begin{tikzpicture} \draw[style=help lines] (0, 0) grid (5,...

Every time you shop at airports the shop personnel asks to see your boarding pass even if there's no discount on the merchandise due to the lack of VAT. Given that the GDPR is now in force starting from 25.05.2018,...

Let's take the following nginx.conf configuration file with server blocks for example.com and subdomain.example.com: http { ... server { listen [::]:80 ipv6only=off default_server; server_name example.com; return 301 https://example.com$request_uri; } server { listen [::]:443 ipv6only=off ssl default_server; server_name example.com; add_header Strict-Transport-Security...

I have the following: Notice that the image is above the text. If I increase the size, it keeps growing towards the right of the page and over the margin of the text, rather than growing proportionally on both sides...

The benefit of the feat Mounted Combat says Once per round when your mount is hit in combat, you may attempt a Ride check (as a reaction) to negate the hit. The hit is negated if your Ride check result...

I am reading quantum mechanics and worrying about the question that, Are the eigenvectors of a Hermitian matrix(operator) always orthogonal? If they are not always orthogonal, please explain when they are and when not.Thank you

So, I was told solve the equation $y' - y = x^2$ using power series. Normal methods tell me that the solution is $y = c_{0}e^{x}-x^{2}-2x-2$, and this can be verified by plugging it back in. However, I am stuck...

How to explain away this language problem?

DT Cooper yesterday at 04:46. 7 answers, 777 views language
So, on my post apocalyptic world, most people are relative homebodies compared to today. Nobody travels more than a few days distance, except for soldiers, merchants, and slavers. It’s been 500 years since the apocalypse, and my main characters eventually...

I found in the Chinese dictionary that 呉 is the name of a kingdom. But in japanese it means "to give". How did it happen ? Thanks a lot

I have a rather large project which will ultimately benefit society, and I'm looking for all the help I can muster.   I have about 130,000 pages that need to be digitized. Many of them are in packages that have...

In Mudita meditation or Joy Meditation I am supposed to experience Joy for all beings. But I don't know which aspect of living beings is worth celebrating. My question is : How should I express Mudita or Joy for all beings?

I’m in the midst of a conversation with some Japanese friends online, and I’ve run into a bit of a problem. I want to tell them the English names of certain characters, since the names are different in Japanese, but...

Eigenvalues and eigenvector

John Smith yesterday at 01:52. 2 answers, 123 views linear-algebra
I have found this one but do not got any clue how to solve it. Let be $A$ a symmetrical matrix $3X3$ with real numbers. Prove that if $\lambda_1$,$\lambda_2$ are different eigenvalues with their own eigenvector $v_1\neq 0$ and $v_2\neq...

So large I am, you could not see, Bigger than aught that you could dream. I ate so much, I must lie down, To lay the weight off you again. You might think there's one of me, A counter...

Historically, there's about a 700-year gap between when crossbows start appearing in European texts around 950, and when bayonets do the same around 1670. And those bayonets are strictly associated with muskets, as sources note the change from plug bayonets...

In the past few days, I have been trying to collect material (mostly research papers) related to Quantum machine learning and its applications, for a summer project. Here are a few which I found interesting (from a superficial reading): Unsupervised...

Two modules trying to extend NodeForm

Gábor 05/26/2018 at 22:43. 1 answers, 37 views 8 forms
I have two modules that both extend NodeForm the usual way: function MY_MODULE_entity_type_alter(array &$entity_info) { $entity_info['node']->setFormClass('default', 'Drupal\MY_MODULE\Form\MyModuleNodeForm'); $entity_info['node']->setFormClass('edit', 'Drupal\MY_MODULE\Form\MyModuleNodeForm'); } As far as I can tell (both from actually looking into what setFormClass() does and simply trying out) this is...

I am currently going through Griffiths over the summer but I am a bit confused by one point and I don't have any instructor to ask, so I was wondering if you could help clarify. In Section 2.3, the harmonic...

There are 4 basic combinatoric formulas when picking $k$ elements among $n$ We have repetition is allowed or not allowed, and order matters or does not matter. When order matters and repetition is not allowed we call it a permutation....

I have a file of which I need to count all partial matches for an input string in a file. I'll show you an easy example of what I need: In a file with this content: Good-Black-Cat Bad-Red-Cat Bad-Gray-Dog Good-Golden-Dog...

I read a series of books where the aliens had two life stages. One stage was like us, physical. When they died they became some form of electromagnetic existence, or something like that. This second stage is how they communicate...

I have this table (generated from an online latex table generator): \begin{table}[] \centering \caption{My caption} \label{my-label} \begin{tabular}{|l|l|l|} \hline Technique & Possible Advantages & Possible Disadvantages \\ \hline ANN & Excellent overall calibration error \cite{tollenaar_which_2013}high prediction accuracy \cite{mair_investigation_2000\}, \cite{tollenaar_which_2013}, \cite{percy_predicting_2016} &...

> crafty@1.0.0 watch /Users/sirishasamudrala/Desktop/crafty > webpack --progress -d --config webpack.config.js --watch /Users/sirishasamudrala/Desktop/crafty/node_modules/webpack-cli/bin/webpack.js:243 throw err; ^ Error: Cannot find module 'extract-text-webpack-plugin' at Function.Module._resolveFilename (module.js:555:15) at Function.Module._load (module.js:482:25) at Module.require (module.js:604:17) at require (/Users/sirishasamudrala/Desktop/crafty/node_modules/v8-compile-cache/v8-compile-cache.js:159:20) at Object. (/Users/sirishasamudrala/Desktop/crafty/webpack.config.js:2:25) at Module._compile (/Users/sirishasamudrala/Desktop/crafty/node_modules/v8-compile-cache/v8-compile-cache.js:178:30) at Object.Module._extensions..js...

I saw two questions on locating these surfaces ahead of CG: Vertical Stabilizer and Rudder How are these the same or different control surfaces?

I am part of an open-source project developing a simulation of a Cessna 172P. We are tweaking our flight dynamic model at the moment and we are looking for feedback from people with real life experience on the 172. In...

Given the following enum: enum Repeat { Daily, Weekly, Yearly } I realize we are able to write it this way: Repeat repeat = Repeat.Daily.Weekly.Yearly.Weekly; which is equivalent to: Repeat repeat = Repeat.Weekly; May I know why such syntax is...

Generally the fee is based on tx size in the wallets I am aware of. Is there any wallet that allows setting fee based on a fixed fraction of total input value (say, 1/1000th of the inputs value)? Please include...

Do routers ever combine multiple small frames into a jumbo frame then split them up again on the other end? I know that most of the time it wouldn't make sense to do because you would add latency by waiting...

Today my rear left driveshaft gave up (lots of grinding noise while in Drive or Reverse, coming from the left side of the differential, and the car won't move). One strange thing I noticed is that the car will not...

It's a well-known fact that when one soaks a thin piece of fabric, it will often become more transparent than it was before. What is the reason behind this? I can't put glass behind the fabric and increase its transparency....

A man walks into a restaurant and finds a piece of paper on the floor, he gives it to the waiter who gives it to his manager. The manager calls the police and the man gets arrested. Taken to court...

Run local user cronjob as root

Scott 05/26/2018 at 16:56. 1 answers, 80 views cron
I'm attempting to run a cron job as root user, but it will not execute. Here's what I've tried... Adding the job to my user crontab (crontab -e) and setting the user as root... 17 10 * * * root...

1) Let $\{f_n\}$ be a sequence of nonnegative measurable functions of $\mathbb R$ that converges pointwise on $\mathbb R$ to $f$ integrable. Show that $$\int_{\mathbb R} f = \lim_{n\to \infty}\int_{\mathbb R}f_n \Rightarrow \int_{E} f = \lim_{n\to \infty}\int_{E}f_n $$ for any...

Can someone provide me with the mathematical expression for this code/function as a fast way to generate $n$ sorted $U[0,1]$ random numbers: rsunif <- function(n) { n1 <- n+1 cE <- cumsum(rexp(n1)); cE[seq_len(n)]/cE[n1] } ...

How is energy conserved when I throw a heavy ball at a piece of glass and cause it to shatter? The ball starts off with significant kinetic energy and ends up with very little. The glass sees what I think...

Replacing outlets with GFCI

Jordan Krula 05/26/2018 at 16:21. 1 answers, 240 views receptacle gfci
Hopefully this picture explains it all. However I'm confused what to do with my hot and neutral wires in a loop like this. Obviously these lines are connected to outlets down the line, but I'm not sure if I can...

Do the Dursleys use owl mail service?

Flitoangel 05/26/2018 at 16:03. 1 answers, 1.242 views harry-potter
Every Christmas, Harry receives a mediocre gift from the Dursleys. In Harry Potter and the Chamber of Secrets he gets a toothpick. At that moment, Hedwig swooped into the room, carrying a very small package in her beak. “Hello,” said...

I have several herbs in a hydrocultural system. I have recently noticed several budding flowers on some of my basil plants. Since my goal is to maximize leaf yield, should I trim them off to conserve energy? I have learned...

Suppose $X$ is a Banach space not isomorphic to a Hilbert space. Can we always find a subspace of $X$ that is not isomorphic to a quotient of $X$?

Passport-imap callback?

Trapias 05/26/2018 at 15:25. 0 answers, 0 views passport.js
I'm new to node.js, and am trying to implement imap authentication for a simple test app using passport-imap. I configured my ImapStrategy and login functions as stated in https://github.com/nettantra/passport-imap, but when I login to my app I get the message...

A situation with limits

Math_QED 05/26/2018 at 15:17. 2 answers, 136 views real-analysis limits
In a proof, I encountered the following situation: For every $n \in \mathbb{N}$ between $k^2 \leq n \leq (k+1)^2$, we have: $$a_k \leq b_n \le c_{k+1}$$ where $a_k, c_k \to 0$ if $k \to \infty$. They then conclude that $\lim_{n...

I have this exercise : $$ \lim_{x\to\infty} {(\ln x)^9\over x} $$ Now, I know I must use the L'Hôpital's rule to solve this one, until I reach: somthing*$ 1/x^2 $ ,because each time I get infinity/infinity, I am allowed to...

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