MongoDB data/db not found
MongoDB try to find data/db folder under root directory of your system. try to create folder under /data/db.
node.js
npm update to specific version (and shrinkwrap)
npm update doesn’t seem to interact with the shrinkwrap file as far as I can tell. But you can use npm install to set the version of a package. This will update both package.json and npm-shrinkwrap.json: npm install [email protected] –save
How do I debug “Error: spawn ENOENT” on node.js?
NOTE: This error is almost always caused because the command does not exist, because the working directory does not exist, or from a windows-only bug. I found a particular easy way to get the idea of the root cause of: The problem of this error is, there is really little information in the error message … Read more
“React.Children.only expected to receive a single React element child” error when putting and in a
It seems that <TouchableHighlight> must have exactly one child. The docs say that it supports only one child and more than one must be wrapped in a <View>, but not that it must have at least (and most) one child. I just wanted to have a plain coloured button with no text/image, so I didn’t … Read more
Configure Node.js to log to a file instead of the console
Update 2013 – This was written around Node v0.2 and v0.4; There are much better utilites now around logging. I highly recommend Winston Update Late 2013 – We still use winston, but now with a logger library to wrap the functionality around logging of custom objects and formatting. Here is a sample of our logger.js https://gist.github.com/rtgibbons/7354879 Should be as … Read more
AWS s3 api error: specified bucket does not exist
The error is stating that bucket does not yet exist. By the looks of your code, the bucket name is not correct, which is why a file cannot be found. Either make the call createBucket() or create the bucket in your AWS console. You might adding a file as well, instead of just making the … Read more
Cannot access mongodb through browser – It looks like you are trying to access MongoDB over HTTP on the native driver port
18 I open terminal and enter the following commands which then outputs I open another terminal and enter which open the mongo shell and prompts for mongo commands, but when I go to localhost/27017 I receive the following message: I created a simple nodejs application using express and when I POST data it seems the … Read more
How to restart a node.js server
If it’s just running (not a daemon) then just use Ctrl-C. If it’s daemonized then you could try: Where PID is replaced by the number in the output of ps.
Can pm2 run an ‘npm start’ script
PM2 now supports npm start: To assign a name to the PM2 process, use the –name option:
What does `node –harmony` do?
Typing man node has this on the harmony flag: So –harmony is a shortcut to enable all the harmony features (e.g. –harmony_scoping, –harmony_proxies, etc.) From this blog post, it seems harmony enables new ECMAScript 6 features in the language. The reason your file won’t run without harmony is because app.js is probably using non-backward compatible … Read more