Categories
Ask Games RPG Games

Summoning a large group of the same kind of creatures

I am writing a novel and have a question regarding an incident that happens in my book. In it some very bad characters steal a very large group, say 100 head of cattle. Is that a translocation spell, they are moving them En mass from one area to another, or a group summoning? Some of […]

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Ask Chemistry

Question on Zeeman effect & magnetic field strength

Could anyone kindly provide guidance on the following question? What formulae to use, etc.(if you can’t directly answer it)

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Bitcoin Cryptocurrency Mastering Development

Anyone tried building bitcoin core with visual studio 2019?

I followed the steps mentioned in the below link: https://github.com/bitcoin/bitcoin/tree/master/build_msvc Trying to build from https://github.com/bitcoin/bitcoin/tree/0.20 Errors: Error C1083 Cannot open include file: ‘QApplication’: No such file or directory bitcoin-qt \bitcoin-0.20.1\src\qt\bitcoin.h 12 Error MSB3073 The command “C:\Qt5.9.8_x64_static_vs2019\bin\moc.exe “..\..\src\qt\test\addressbooktests.h” -o .\QtGeneratedFiles\qt\moc\moc_addressbooktests.cpp” exited with code 3. test_bitcoin-qt \bitcoin-0.20.1\build_msvc\test_bitcoin-qt\test_bitcoin-qt.vcxproj 103 Error MSB3073 The command “C:\Qt5.9.8_x64_static_vs2019\bin\moc.exe “..\..\src\qt\bitcoinamountfield.cpp” -o .\QtGeneratedFiles\qt\bitcoinamountfield.moc” exited […]

Categories
Cryptocurrency Ethereum Mastering Development

Understanding gas tokens and create2

I am going through a sample gas token code on Ethereum. The token mints some dummy smart contracts using CREATE2 and then calculates the address later on destroys them to get gas refund. Minting part looks like this assembly { mstore(0, 0x746d4946c0e9F43F4Dee607b0eF1fA1c3318585733ff6000526015600bf30000) for {let i := div(value, 32)} i {i := sub(i, 1)} { pop(create2(0, […]

Categories
Linux Mastering Development

ssh session freezing when connecting via router

My ssh sessions to my virtual machines keep freezing/dropping/locking up. I never had any problems with any of my other machines, which I ssh to/from regularly. I am only having probems when sshing to this VM, and only when I ssh via a router. This is to say that – If I connect from the […]

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Mastering Development

How to redirect the customer to the success page after Payment from Stripe?

I am using Stripe to handle my payments for my own rental website. (Backend – DJANGO) Previously, I was using Stripe ChargesAPI and was manually sending out payouts to the Host of the property but I came to know that it can be automated by using Stripe PaymentIntentsAPI. I have successfully managed to onboard my […]

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Mastering Development

Storing the last value of a file from SD card using arduino

I am making a device that moves back and fourth and needs to store its last position so that upon power up, the last stored value can be grabbed from the last line of the file on an SD card, and it can resume operation. This file will then be destroyed and re-written. For this […]

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Mastering Development

typescript .d.ts file not recognized by typescript but vsc

Update: it isnt a typescript, but ts-node "issue" i answered to myself so if ure still interested in the "issue" – read further 🙂 sorry for the confusion maybe I have a TOTALLY wrong idea of the index.d.ts file.. but my idea was, that i can declare types within it and they are then "globally […]

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Mastering Development

How to specify foreign relations with Embedded Entity

I’ve a student table and an embedded type address. Student Schema +—-+——+————+ | id | name | address_id | +—-+——+————+ | 1 | John | 1 | | 2 | Jane | 2 | +—-+——+————+ Address Schema +—-+——————+ | id | addressLine | +—-+——————+ | 1 | 123 Acme Street | | 2 | 456 […]

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Mastering Development

Kotlin smart-cast assumes too much?

I was reading here: https://kotlinlang.org/docs/reference/typecasts.html#type-erasure-and-generic-type-checks When I came upon this: fun handleStrings(list: List<String>) { if (list is ArrayList) { // `list` is smart-cast to `ArrayList<String>` } } And I had a nagging feeling that the smart-cast might be assuming too much about the generic parameter that it’s casting too. AKA, how does it know that […]