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ActiveModel::ForbiddenAttributesError when creating new user
...
ActiveAdmin.register Api::V1::Person do
permit_params :name, :address, :etc
end
These need to be set along with those in the controller:
def api_v1_person_params
params.require(:api_v1_person).permit(:name, :address, :etc)
end
Otherwise you will get the error:
ActiveModel::ForbiddenAttrib...
Python: Why is functools.partial necessary?
...ly not all, because Guido and I assuredly are among those "familiar with" (etc) yet think of lambda as an eyesore anomaly in Python...
He was repentant of ever having accepted it into Python whereas planned to remove it from Python 3, as one of "Python's glitches".
I fully supported him in that. (I...
Accessing MP3 metadata with Python [closed]
...etAlbum()
print tag.getTitle()
Read an mp3 file (track length, bitrate, etc.) and access it's tag:
if eyeD3.isMp3File(f):
audioFile = eyeD3.Mp3AudioFile(f)
tag = audioFile.getTag()
Specific tag versions can be selected:
tag.link("/some/file.mp3", eyeD3.ID3_V2)
tag.link("/some/file...
Finding what methods a Python object has
... method, try:
help(object.method)
to see the pydocs, method signature, etc.
Ahh... REPL.
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What is the bit size of long on 64-bit Windows?
... you call the 16-bit type? And if you call the 16-bit type char for UTF-16 etc, what do you call the 8-bit type? So, using LP64 leaves you with 8-bit char, 16-bit short, 32-bit int, 64-bit long, with room for upwards expansion to 128-bit long long when (if?) that becomes relevant. After that, you've...
Managing constructors with many parameters in Java
... .setZzz(myZzz)
// ... etc.
.build();
See page 8 and following of this Josh Bloch presentation (PDF), or this review of Effective Java
...
How to list all installed packages and their versions in Python?
...p._internal but I cant reach it under help(pip._internal), pip.__builtins_ etc. pip reference guide is also blank.
– MortenB
Sep 10 '18 at 9:48
1
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What is __init__.py for?
...ons of the package under more convenient name, hold convenience functions, etc.
Given the example above, the contents of the init module can be accessed as
import spam
based on this
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Site does not exist error for a2ensite
I have cmsplus.dev under /etc/apache2/sites-available with the following code,
10 Answers
...
Project structure for Google App Engine
... datetime
import logging
import time
from google.appengine.api import urlfetch
from google.appengine.ext.webapp import template
from google.appengine.api import users
from google.appengine.ext import webapp
from models import *
class IndexHandler(webapp.RequestHandler):
def get(self):
date =...