Category: Nodejs

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Returning a value from a node child process

One can execute Linux, git shell commands from node script using node’s child process API like exec, execSync. But when you want to save the return value outside of the function scope, one must...

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npm WARN Invalid name:

Have you received below error while doing npm install? npm install npm notice created a lockfile as package-lock.json. You should commit this file. npm WARN Invalid name: Foo Bar Solution: In your package.json, “name”...

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How to run unix commands from nodejs?

Nodejs allows us to execute linux commands from its child process module as shown below. var exec = require(‘child_process’).exec; // any unix based command var cmdToLaunch = “ls -la”; function execCB (error, stdout, stderr)...

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How to run node script from BASH?

Below shell script is running a node script, which gets an object from package.json, updates the app version and writes it back to the package.json using node API. // foo.sh node <<EOF var fs...

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xCode: gulp: command not found

If you’re using gulp or similar build tools to build your project you might run into this issue. /Users/username/Library/Developer/Xcode/DerivedData/project/filename.sh: line 4: gulp: command not found Here, xCode can not find gulp because it uses...