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Representing null in JSON
...({}) or an empty list ([]) are perfectly fine, but aren't null either.
In Python:
>>> print json.loads('{"key1":null}')
{u'key1': None}
>>> print json.loads('[null]')
[None]
>>> print json.loads('[]')
[]
>>> print json.loads('{}')
{}
>>> print json.load...
Get hostname of current request in node.js Express
...q.headers.host is provided by the user. I can craft a request in 1 line of python and send you a request without that field making your code crash
– arboreal84
Jul 28 '16 at 18:31
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Why does MSBuild look in C:\ for Microsoft.Cpp.Default.props instead of c:\Program Files (x86)\MSBui
...windows-build-tools
npm install --global windows-build-tools
It installs Python & VS Build tools that are required to compile most node modules. It worked a treat!
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How do I use vi keys in ipython under *nix?
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In case someone's wandering in here recently, IPython 5.0 switched from readline to prompt_toolkit, so an updated answer to this question is to pass an option:
$ ipython --TerminalInteractiveShell.editing_mode=vi
... or to set it globally in the profile configuration (...
Best way to test SQL queries [closed]
...gible view names? Why should SQL be less self-documenting or readable than Python?
– snl
Jun 27 '17 at 15:52
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How to change field name in Django REST Framework
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Line no 13 of 'Zen of Python' : "There should be one -- and preferably only one --obvious way to do it."
– iankit
Jan 28 '16 at 15:07
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What is the difference between Xamarin.Form's LayoutOptions, especially Fill and Expand?
... for testing out display results. Here is the Xaml for the Main Page:
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
x:Class="Alignments.MainPage"
...
Targeting both 32bit and 64bit with Visual Studio in same solution/project
...obably achieve the same results using other tools or the Windows Installer XML (WiX) toolset, but Advanced Installer makes things so easy (and is quite affordable at that) that I've never really looked at alternatives.
One thing you may still require WiX for though, even when using Advanced Install...
How do you add swap to an EC2 instance?
... you have a process that goes rogue (I've had a node server do that, and a python/celery setup), you'll incur a ton of charges when it reads and writes to your EBS block all week without you knowing :-)
– ZachM
Mar 29 '16 at 15:24
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How to get rspec-2 to give the full trace associated with a test failure?
... the appropriate spelling is color. I think if you spell it colour a Monty Python joke might appear
– WattsInABox
Nov 8 '14 at 20:34
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