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Ask Games RPG Games

Does the shadow sorcerer Eyes of the Dark feature negate sunlight sensitivity for creatures like drow in 5e?

The shadow sorcerer feature at 1st level known as Eyes of the Dark reads: From 1st level, you have darkvision with a range of 120 feet. I would like to play a Drow character, does this negate sunlight sensitivity since you are getting superior darkvision from a new source that does not provide sunlight sensitivity? […]

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Ask Chemistry

Primary kinetic isotope effect

Why does the transition state in both protonated and deuterated molecules have the same energy? My textbook assumes that during transitional state the isotopic bond is half-broken or on its way to break

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Cryptocurrency Ethereum Mastering Development

Uniswap V2: How to know the number of tokens bought

I wrote the solidity function below to swap ether for other tokens on a Uniswap exchange. It works. function buyCryptoOnUniswap1(uint256 etherCost , address cryptoToken) public payable returns (uint256) { IUniswapV2Router02 usi = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); if(etherCost > address(this).balance){ return 0; } uint deadline = now + 300; // using ‘now’ for convenience, for mainnet pass deadline from […]

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Cryptocurrency Ethereum Mastering Development

Swap ether to tokens on Uniswap V2 Router 02 fails

I am trying to buy DAI tokens from my smart contract using IUniswapV2Router02 contract BuyExample{ IUniswapV2Router02 usi = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D); /** * @param amountOfEther The amount of ether the user has to buy the tokens. */ function buyDai(uint256 amountOfEther) public payable returns(uint256){ address cryptoToken = 0xc7AD46e0b8a400Bb3C915120d284AafbA8fc4735; uint deadline = now + 15; // I am only […]

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Mastering Development

Express routing param seen as endpoint

I am trying to get a user by id in a nodeJS, mongodb, and express app(a tutorial). What I receive in postman is that it looks for the endpoint ‘user/885427r8448734’, when id is equal to 885427r8448734, and it simply doesn’t work. I put below 3 pics to better explain Postman request general route for the […]

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Mastering Development

What is my fundamental misunderstanding of min-height?

I appear to fundamentally misunderstand min-height (and/or height: 100%). I’m asking this question to find and correct my misunderstanding; making the layout I describe work in the two different ways I want it to is only a secondary concern. 🙂 Thanks in advance. I have a typical three-panel layout (header, main, footer). The content in […]

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Mastering Development

Widget that i called doesn’t show in flutter column

the widget that i call in method doesn’t show in output , problem is app T has no warning or error T but still doesn’t show widget that map in a column… i try to set a container for column or other ways to show somthing… the widget : return Container( width: double.infinity, height: 300, […]

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Mastering Development

How can I catch the HTML requests my browser is making just like you can with BurpSuite using Python?

I was making a project which closed my browser if I launched certain sites using Python. Kind of a self-help program. But for that to happen I figured out that the simplest way might be to read and approve every request my browser is making using Python. Any help or pointing in the right direction […]

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Mastering Development

php: variable variable with variables

I need to use a variable variable that contains variables that have to be interpreted elsewhere in the code. The code that does not work: $i=999; $comA = "AAA.\$i"; $i=3; $AorB="A"; echo ${"com".$AorB}; Expected result: AAA3. Please help.

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Linux Mastering Development

firewall-cmd (ModuleNotFoundError: No module named ‘six’)

I’m try to open port using firewall-cmd but I get error ModuleNotFoundError: No module named ‘six’. I’m try to reinstall six using easy_install, pip, pip3 and pip3.6 but it not work. os: centos 8 python: 3.6.8 pip 20.1.1