Recent questions tagged checking

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checking if email and confirm email fields are the same using php

I would like to confirm that the email field and confirm email field match each other in my html form before submitting ... if-email-and-confirm-email-fields-are-the-same-using-php...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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checking if a list element exists in R with exists() function

i need to check if an list element exists in R and if not, i need to create one. This happens inside a function ... as.environment(where) : using 'as.environment(NULL)' is defunct...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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checking if a certain many to many foreign key is present on django-polymorphic models

So in order to create an object model, I have to first see if a supplier has a relation of ... ): queryset = OrderModel.objects.all() serializer_class = OrderCreateSerializer...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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