node.js Archives - Page 50 of 52

How can I uninstall npm modules in Node.js?

As commonly known, any npm module can be installed by running a simple command: npm install <module_name>. I have installed a few modules ...

April 13, 2022
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How do you get a list of the names of all files present in a directory in Node.js?

I’m trying to get a list of the names of all the files present in a directory using Node.js. I want output that ...

April 13, 2022
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How to fix npm throwing error without sudo

I just installed node and npm through the package on nodejs.org, and whenever I try to search or install something with npm, it ...

April 13, 2022
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Check synchronously if file/directory exists in Node.js

How can I synchronously check, using node.js, if a file or directory exists? 1 18 The answer to this question has changed over ...

April 13, 2022
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How to get GET (query string) variables in Express.js on Node.js?

Can we get the variables in the query string in Node.js just like we get them in $_GET in PHP? I know that ...

April 13, 2022
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Read environment variables in Node.js

Is there a way to read environment variables in Node.js code? Like for example Python’s os.environ...

April 13, 2022
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What is the purpose of Node.js module.exports and how do you use it?

What is the purpose of Node.js module.exports and how do you use it? I can’t seem to find any information on this, but ...

April 12, 2022
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map function for objects (instead of arrays)

I have an object: myObject = { 'a': 1, 'b': 2, 'c': 3 } I am looking for a native method, similar to ...

April 12, 2022
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How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)

My version of node is always v0.6.1-pre even after I install brew node and NVM install v0.6.19. My node version is: node -v ...

April 12, 2022
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How do I debug Node.js applications?

How do I debug a Node.js server application? Right now I’m mostly using alert debugging with print statements like this: sys.puts(sys.inspect(someVariable)); There must ...

April 11, 2022
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