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How to change the solidity compiler version in truffle
I want to use previous version of solidity compiler for my project. I also installed the older version of the solidity compiler in the node modules, but whenever ...
- 0 votes0 answers1 views
Unable to initialize main class selenium.Test
My code is , package selenium; import org.openqa.selenium.WebDriver; import org.openqa.selenium.chrome.ChromeDriver; import org.openqa.selenium.firefox.FirefoxDriver; public ...
- 0 votes0 answers0 views
DevTools failed to load SourceMap
When I run my dapp on browser there is warning that is always present. I am not able to undersand the source of the warning. DevTools failed to load SourceMap: ...
- 0 votes0 answers0 views
Making a Slide-Out Menu with CSS
I have a menu that slides out when you are clicking on a button, but when you release, if you aren't moving the mouse, it will slide back... The following it the ...
- 0 votes0 answers0 views
Uncaught ReferenceError: require is not defined
When I run my dapp in my browser the error comes up : Uncaught ReferenceError: require is not defined at web3.min.js: web3.js:3 Uncaught ReferenceError: require ...
- 0 votes0 answers0 views
Build a virtual server that runs a C++ program when needed.
Is there a way that I can build a virtual server (virtual meaning only on the web) that will be available 24/7. This server would hold a C++ program that would be ...
- 0 votes0 answers0 views
Error in function in Solidity
The Sol file of the project: pragma solidity 0.5.16; contract Election { // Model a Candidate struct Candidate { uint id; string name; ...
- 0 votes0 answers0 views
ERR! Failed to parse package.json
I ran npm audit in truffle project for verifying all the modules installed in my project directory. After running the command error comes up in command prompt npm ...
- 0 votes0 answers2 views
How to delete rows from table using Javascript
I have created a table in HTML page and I want to remove all the rows of the table except the heading row in the table using Javascript
- 0 votes0 answers0 views
How to connect Metamask with Ganache
I have metamask installed in chrome and I imported the Ganache wallet in the metamask with seed phrase. After import only one account is being displayed in the metamask
- 0 votes0 answers2 views
In which language HTTP is written?
HTTP is everywhere. Independant of platform this universal protocol makes secure web connections. But in which language it is wrote? In my primary research some ...
- 0 votes0 answers1 views
How to split newline separated string into an array in Bash
I get a response from command and it is separated by newline character (0a in hex), In my bash script I need to convert it into an array IFS='\n' read -r -a array ...
- 0 votes0 answers0 views
Is an ActiveX Object only supported by Internet Explorer?
I am trying to use an ActiveX Object to read and write to files. The problem I am having is, I am trying to do it in a web page. Is ActiveX only supported by IE ...
- 0 votes0 answers0 views
Is there a way to make a conditional statement from text into an if statement?
(When I first tried to post this question it did work, so if this is a duplicate... whoops) Let's say that I have a conditional statement in text: var conditional_text ...
- 0 votes2 answers5 views
How to make login page for your website using HTML?
I want to make login function for my website but don't know how to create it using HTML, Any advice?
- 0 votes0 answers2 views
How can you pass serveral integer values to an which you start from your current acivity?
we can use a single call to the putExtra method wich accept an array of integers. Is any other method to pass sevaral integer values to an activity.
- 0 votes1 answers5 views
How to install dual OS in PC?
I can install Operating systems individually in different systems but I don't know how to install dual OS in PC. Any suggesstion?
- 0 votes0 answers5 views
How to change default operating system
I don't know if my question topic is even under the knowledge branch here... I have an older laptop, that ran Windows 7. I have been trying to get it to run Windows ...
- 2 votes1 answers10 views
How to create a collapse button in HTML?
I want to make a button in google blogger which will, when clicked collapse and show the hidden content and when again clicked it will contract and hide the content?
- 1 votes1 answers13 views
Which is better for android development, Java or Kotlin?
I am trying to learn to code for android development but my choice basically boils down to Kotlin and Java? Which one is easier of the two and which one is more ...
