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Use cases for NoSQL [closed]
...oDB:
Once you have your data in JSON, ( it could come from a third party API, or be exported from an sql-application) in MongoDB is pretty strightforward to import
and update the JSON data in the database; for example using the command-line mongoimport utility
At this point is very simple to bui...
Express next function, what is it really for?
...on in the app. The next() function is not a part of the Node.js or Express API, but is the third argument that is passed to the middleware function. The next() function could be named anything, but by convention, it is always named “next”. To avoid confusion, always use this convention.
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Chrome, Javascript, window.open in new tab
...g window. You can simply use window instead. More info: docs.angularjs.org/api/ng/service/$window
– Magne
Nov 12 '14 at 11:19
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Do HTML5 custom data attributes “work” in IE 6?
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Correct this doesn't support the API of data putting things in a collection or whatever (nobody supports this yes). However, as shown by get/Set Attribute you can get the main use of data- attributes immediately in any minimally DOM aware browser. You prob...
JSON serialization of Google App Engine models
...encoder as in the following python:
import datetime
from google.appengine.api import users
from google.appengine.ext import db
from django.utils import simplejson
class jsonEncoder(simplejson.JSONEncoder):
def default(self, obj):
if isinstance(obj, datetime.datetime):
retur...
How to change Vagrant 'default' machine name?
...ok's (commenter) input
Set hostname (BONUS)
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
config.vm.hostname = "buzbar"
end
Comments: This sets the hostname inside the VM. This would be the output of hostname command in the VM and also this is what's visible in the prompt like vagrant@...
What is the difference between print and puts?
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The API docs give some good hints:
print() → nil
print(obj, ...) → nil
Writes the given object(s) to ios. Returns nil.
The stream must be opened for writing. Each given object that isn't a
string will be ...
Why does volatile exist?
...n.
For example, this is how InterlockedIncrement is declared in the Win32 API:
LONG __cdecl InterlockedIncrement(
__inout LONG volatile *Addend
);
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Handling optional parameters in javascript
...uments = the original arguments to the function defined in your javascript API.
* config = describe the argument type
* - Class - specify the type (e.g. String, Number, Function, Array)
* - [Class/function, boolean, default] - pass an array where the first value is a class or a function...
* ...
How can I shrink the drawable on a button?
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height, width only work in API level 23 and higher. Not supported backward.
– Palak Darji
Aug 14 '16 at 11:48
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