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How do I include related model fields using Django Rest Framework?
...elationships, nest some fields, but not others, or nest only a specific subset of fields) you can nest serializers, eg...
class TeacherSerializer(serializers.ModelSerializer):
class Meta:
model = Teacher
fields = ('id', 'name', 'tenure')
class ClassroomSerializer(serializers.Mo...
Override and reset CSS style: auto or none don't work
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I believe the reason why the first set of properties will not work is because there is no auto value for display, so that property should be ignored. In that case, inline-table will still take effect, and as width do not apply to inline elements, that set of p...
How do I specify the platform for MSBuild?
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@Julien can/should i use .targets file for setting up shared configurations?
– Jan 'splite' K.
Nov 27 '13 at 13:55
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Where to place $PATH variable assertions in zsh?
...etc/profile followed by $HOME/.profile. If the ENV environment variable is set on invocation, $ENV is sourced after the profile scripts. The value of ENV is subjected to parameter expansion, command substitution, and arithmetic expansion before being interpreted as a pathname. [man zshall, "Compatib...
Entity framework code-first null foreign key
...e your foreign key nullable:
public class User
{
public int Id { get; set; }
public int? CountryId { get; set; }
public virtual Country Country { get; set; }
}
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How are cookies passed in the HTTP protocol?
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The server sends the following in its response header to set a cookie field.
Set-Cookie:name=value
If there is a cookie set, then the browser sends the following in its request header.
Cookie:name=value
See the HTTP Cookie article at Wikipedia for more information.
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Setting a WebRequest's body data
...g = new ASCIIEncoding ();
byte[] byte1 = encoding.GetBytes (postData);
// Set the content type of the data being posted.
myHttpWebRequest.ContentType = "application/x-www-form-urlencoded";
// Set the content length of the string being posted.
myHttpWebRequest.ContentLength = byte1.Length;
Stream ...
C/C++ check if one bit is set in, i.e. int variable
... from the right end:
CHECK_BIT(temp, n - 1)
In C++, you can use std::bitset.
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Most simple but complete CMake example
...h argument is a string. foobar(3.0) and foobar("3.0") is the same. you can set lists/variables with set(args arg1 arg2). With this variable set foobar(${args}) and foobar(arg1 arg2) are effectively the same. A non existent variable is equivalent to an empty list. A list is internally just a string ...
【解决】This is allowed only when policy CMP0079 is set to NEW. - C/C+...
【解决】This is allowed only when policy CMP0079 is set to NEW.This-is-allowed-only-when-policy-CMP0079-is-set-to-NEWcmake最低版本设置为3 13以上，可解决。cmake_minimum_required(VERSION 3 13) can fix the first problem 参考：https: gitlab kitware com cmake cmake - issues 19693cma...