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What is the most pythonic way to check if an object is a number?
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@NicolasAbril, convert 0*x==0 to a bool inside isNumber.
– shrewmouse
Aug 16 '19 at 19:05
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Using Python 3 in virtualenv
...vwrapper
Create a Python3 based virtual environment. Optionally enable --system-site-packages flag.
mkvirtualenv -p /usr/bin/python3 <venv-name>
Set into the virtual environment.
workon <venv-name>
Install other requirements using pip package manager.
pip install -r requirements...
Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
This is the traceback on my windows system.
12 Answers
12
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Extension methods cannot be dynamically dispatched
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it says Cannot convert type 'string' to 'int'
– nnmmss
Jan 5 '14 at 13:44
3
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...type(obj)
if t in (list, tuple):
if t == tuple:
# Convert to a list if a tuple to
# allow assigning to when copying
is_tuple = True
obj = list(obj)
else:
# Otherwise just do a quick slice copy
obj = obj[:]...
Parse JSON in C#
...alent Serialize/Deserialize methods to the code above..
Deserialize:
JsonConvert.DeserializeObject<T>(string json);
Serialize:
JsonConvert.SerializeObject(object o);
This are already part of Json.NET so you can just call them on the JsonConvert class.
Link: Serializing and Deserializin...
How to compare arrays in JavaScript?
......" well, then you should note there ARE loops. First recursive loop that converts Array to string and second, that compares two strings. So this method is faster than use of string.
I believe that larger amounts of data should be always stored in arrays, not in objects. However if you use objects,...
Quick Sort Vs Merge Sort [duplicate]
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pastebin.com/sYs4u6Kd
– compski
Nov 6 '13 at 16:49
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Sql Server string to date conversion
I want to convert a string like this:
14 Answers
14
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How to return a file using Web API?
...e
{
// sendo file to client
byte[] bytes = Convert.FromBase64String(file.pdfBase64);
result = Request.CreateResponse(HttpStatusCode.OK);
result.Content = new ByteArrayContent(bytes);
result.Content.Headers.ContentDisposition = new...