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Create Django model or update if exists
...ase refer to @Zags excellent answer
Django already has a get_or_create, https://docs.djangoproject.com/en/dev/ref/models/querysets/#get-or-create
For you it could be :
id = 'some identifier'
person, created = Person.objects.get_or_create(identifier=id)
if created:
# means you have created a...
ASP.NET MVC 404 Error Handling [duplicate]
I've made the changes outlined at 404 Http error handler in Asp.Net MVC (RC 5) and I'm still getting the standard 404 error page. Do I need to change something in IIS?
...
Parsing JSON using Json.net
...t;
/// This class encodes and decodes JSON strings.
/// Spec. details, see http://www.json.org/
///
/// JSON uses Arrays and Objects. These correspond here to the datatypes ArrayList and Hashtable.
/// All numbers are parsed to doubles.
/// </summary>
using System;
using System.Collect...
How to manage a redirect request after a jQuery Ajax call
...plemented the approach that has been stated regarding setting the response HTTP status code to 278 in order to avoid the browser transparently handling the redirects. Even though this worked, I was a little dissatisfied as it is a bit of a hack.
After more digging around, I ditched this approach an...
ASP.NET MVC Custom Error Handling Application_Error Global.asax?
...ntly in my project I have a controller called Error with action methods HTTPError404() , HTTPError500() , and General() . They all accept a string parameter error . Using or modifying the code below.
What is the best/proper way to pass the data to the Error controller for processing? I would ...
Where to put model data and behaviour? [tl; dr; Use Services]
...ng Angular into your ListService. Like in this example, if you needed to $http.get to retrieve the List data at the start, or if you needed to inject $rootScope so you could $broadcast events.
– Andrew Joslin
Jun 21 '12 at 12:36
...
Server.Transfer Vs. Response.Redirect
...
Response.Redirect simply sends a message (HTTP 302) down to the browser.
Server.Transfer happens without the browser knowing anything, the browser request a page, but the server returns the content of another.
...
Implementing comparison operators via 'tuple' and 'tie', a good idea?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...(_T("pkg")), sizeof(param.pkgname));
if (markup.GetAttrib(_T("force")).Compare(_T("1")) == 0)
param.forceUpdate = true;
}
else
{
LOG_ERROR(_T("配置文件%s 没有update节点！"), szFile);
}
}
else
{
LOG_ERROR(_T("配置文件%s 没有根节点！"), szFile);
}...
Open directory dialog
...like this:
<UserControl x:Class="Utilities.WPF.FolderEntry"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
<DockPanel>
<Button Margin="0" Padding="0" DockPanel.Dock="Right" Width="Auto" Cli...