能否将第一个报头设置为("Access-Control-Allow-Origin:*"),然后切换到报头(“HTTP/1.1”。$errCode。$errMsg)如果在kill()页面之前出现错误?
我当前的代码如下所示:
<?php
header ("Access-Control-Allow-Origin: *");
// other things go here
function handleError ($errMsg, $errCode) {
header("HTTP/1.1" . $e
在使用'changed_fields'更新模型之前,有任何方法可以获得ModelSerializer吗?
我想要这样的功能:
class MySerializer(serializers.ModelSerializer):
class Meta:
fields = '__all__'
model = MyModel
def update(self, validated_data):
// Access old values and new values of model so that I can compare
我不明白什么时候ACL会在SVI上被应用。给定以下(伪)配置
int vlan 100
ip address 10.0.0.1 255.255.255.0
ip access-list in in
ip access-list out out
int gig 1/2
switchport access vlan 100
int gig 1/3
switchport access vlan 100
ip access-list extended in
deny ip any any
ip access-list extended out
deny ip any any