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Can't stop rails server
...
305
You can use other ports like the following:
rails server -p 3001
Normally in your terminal y...
What is a NullPointerException, and how do I fix it?
...is appropriate to throw the NullPointerException because it's a programmer error and the programmer will need that information for debugging purposes. Please include the name of the object variable in the exception message, like
Objects.requireNonNull(a, "a");
Alternatively, there may be cases whe...
Loading basic HTML in Node.js
...eadFile could be placed inside the call to http.createServer, allowing the error to be handled. Use Stephen's answer with if (err) { console.log('something bad'); return res.end('Oops! Something bad happened.');} The return statement is the simple thing that new users might overlook.
...
Where can I get a list of Ansible pre-defined variables?
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"options": "rw,errors=remount-ro",
"size_available": 77685088256,
...
Node.js project naming conventions for files & folders
...ed for me on mac. It worked fine on mac of my co-worker. Tests run without errors. After deploy we got a huge error:
Error: Cannot find module './lib/isHidden'
Oh yeah. It's a linux box. So camelCase directory structure could be dangerous. It's enough for a colleague who is developing on Windows ...
How can I detect if a file is binary (non-text) in python?
How can I tell if a file is binary (non-text) in python?
20 Answers
20
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Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
I'm getting the error:
21 Answers
21
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How do I mock a service that returns promise in AngularJS Jasmine unit test?
... >= 200 && code <= 299) ? resolve({ code }) : reject({ code, error:true })
);
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Usage of protocols as array types and function parameters in swift
...}
let xy = XY(x: 1, y: 2)
let xz = XZ(x: 3, z: 4)
//let xs = [xy, xz] // error
let xs = [AnyX(xy), AnyX(xz)]
xs.forEach { print($0.x) } // 1 3
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Node.js: printing to console without a trailing newline?
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There seem to be many answers suggesting:
process.stdout.write
Error logs should be emitted on:
process.stderr
Instead use:
console.error
For anyone who is wonder why process.stdout.write('\033[0G'); wasn't doing anything it's because stdout is buffered and you need to wait for dra...