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Error handling principles for Node.js + Express.js applications?
... like error reporting/handling is done differently in Node.js+ Express.js applications compared to other frameworks. Am I correct in understanding that it works as follows?
...
Flask raises TemplateNotFound error even though template file exists
...d that you did in fact put a home.html file in that subdirectory. If your app is a package, the templates folder should be created inside the package.
myproject/
app.py
templates/
home.html
myproject/
mypackage/
__init__.py
templates/
home.html
...
create a trusted self-signed SSL cert for localhost (for use with Express/Node)
... req.cnf -sha256
Step 4. then outside of security folder, in your express app do something like this: (credit goes to @Diego Mello)
backend
/security
/server.js
server.js:
const express = require('express')
const app = express()
const https = require('https')
const fs = require('fs')
const p...
Using the Android Application class to persist data
I'm working on a fairly complex Android application that requires a somewhat large amount of data about the application (I'd say a total of about 500KB -- is this large for a mobile device?). From what I can tell, any orientation change in the application (in the activity, to be more precise) cause...
What is two way binding?
...(say, by the user) are immediately reflected in the underlying model. When app data changes, so does the UI, and conversely.
This is a very solid concept to build a web application on top of, because it makes the "Model" abstraction a safe, atomic data source to use everywhere within the applicatio...
Problems with contenttypes when loading a fixture in Django
...use of contenttypes conflicts. First I tried dumping the data from only my app like this:
15 Answers
...
Override devise registrations controller
...can just create your own controller, by generating something like this:
# app/controllers/registrations_controller.rb
class RegistrationsController < Devise::RegistrationsController
def new
super
end
def create
# add custom create logic here
end
def update
super
end
end...
Error to install Nokogiri on OSX 10.9 Maverick?
...th full XCode Install using:
gem install nokogiri -- --with-xml2-include=/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk/usr/include/libxml2
Update
For those using Yosemite the following command will work:
gem install nokogiri -- --with-xml2-in...
Node.js project naming conventions for files & folders
...ions for the directory/file structure. However most (professional) express applications use a setup like:
/
/bin - scripts, helpers, binaries
/lib - your application
/config - your configuration
/public - your public files
/test - your tests
An example which uses this setup is nodejs-st...
How to “pretty” format JSON output in Ruby on Rails
...
The original poster said nothing about where in a Rails app he wants to use this, so I answered with a line of Ruby that will work anywhere. To use it to generate the JSON response in a Rails controller, you already answered your own question: format.json { render :json => JSO...