Definition of “functor”; Haskell vs. C++
I’m trying to understand whether the Haskell and C++ communities mean different things by the word “functor”, or if there’s some underlying concept that unifies the two meanings. My understanding…
functions – Display post count per week per category
I’m looking to create a page that shows a list of all categories that have posts within the current week, with a number next to the name of the category…
ip address – How to randomize my IP and MAC addresses each minute?
Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Webmasters Stack Exchange. Closed 18…
monitoring – Simple APM to setup in shared php and asp sevices with complex Agents to install in servers
I looking for a good APM (Application Performance Management/Monitoring). But I want to install it on a shared service outside of my network to make a stable monitor. Stable shared…
raspberrypi – Install ubuntu 18.04 on Raspberry Pi
I have an Raspberry Pi 4 – currently with Ubuntu 20.04 desktop installed. Due to some issues with some python packages, I want to install 18.04 desktop instead, which I…
trigonometry – Solving $cos(2theta)=cos(theta)$ – Mathematics Stack Exchange
The question : Solve Equation $$ cos(2theta)=cos(theta) $$for $$0≤theta≤2pi$$in terms of piMy solution: – Using trigonometry identity , i quickly get$$2cos(theta)-1=cos(theta)$$replcae $$cos(theta)=a$$I’ll get quadratic eqn of$$2a^2-a-1=0$$which a is $$a =…
centos 7 – SSH intense tunneling causes sshd service to close the connection, while manually running /usr/sbin/sshd doesn’t
SSH server runs Centos 7, and I’m connecting to it from Windows 10, via Putty. I had to workaround some VPN settings, so a great number of SSH tunnels are…
finding xPath to a price value on a website and import value to google sheet
All my attempts for importing the values of "BTC/CAD BUY Price" and "BTC/CAD SELL Price" from this page into google sheet failed. I was trying to use IMPORTXML() function. I…
javascript – Solve binomial coefficient without lookup
A review of the first 5 lines Only looking at the code related to the problem and ignoring the testing code as it looks haphazardly put together. Thus const MAX_BASES…
Como eu poderia fornecer um conjunto de valores de uma função no Javascript para um while do Python?
A ideia é que, enquanto estiver rodando um loop while no código Python, este irá receber um vetor de valores de uma função qualquer no Javascript e trabalhará em cima…
unity – What is the easiest way to find a child?
To answer the original question, as @DMGregory pointed out, typically the best/fastest way to find a child during runtime is using the GetComponentInChildren() or GetComponentsInChildren(). This isn’t exactly the fastest…
Drupal search not working completely
Hy, I have a problem with Drupal research. In the search administration (/admin/config/search/pages), the indexing is well at 100%. However, some words on the site do not return any results…
covid 19 – South Korea Visa Run in Pandemic
This question was migrated from Travel Stack Exchange because it can be answered on Expatriates Stack Exchange. Migrated 2 hours ago. I am a British citizen in South Korea…
ag.algebraic geometry – Construction of derived Quot scheme
I study the construction of derived Quot schemes in paper “ Shifted symplectic structures on derived Quot-stacks ”(arXiv:1908.03021). Derived quot stacks are constructed from sheaves of non-positively graded dg algebras…
Editor de Texto para Javascript sin formato para Eclipse
¡Hola! Tengo un problema que me trae de cabeza. Recientemente instalé en mi equipo el eclipse: Eclipse IDE for Enterprise Java Developers Version: 2020-09 (4.17.0) Build id: 20200910-1200 El problema…
applications – How to change disable read write permission
How to disable read write permission for an running app without close the app.i am trying to disable read write permission on a running app without close the running app…
Colo Network
I will try explain what im trying to do, than if someone can tell me if it’s the right aproach. I have 2 IP transit providers both SFP+ e… |…
Avoid interserv.one/serverbiz.de
I bought a server at serverbiz 3 days ago and was delivered at non working server, submitted a ticket regarding this and was told not to sub… | Read the…
postgresql – postgres: could not receive data from WAL stream: ERROR: requested WAL segment has already been removed
Configuration: postgres 9.6 with a 3 cluster node. db1 is the master, db2 and db3 are replicas. WAL files are archived in AWS S3 using custom pgrsync tool. Cluster managed…
How to fix colour difference on different laptops?
so I’d been designing illustrations on my HP laptop – all the images looked exactly the same colour-wise on both my laptop and my Samsung phone. Now recently I got…
