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Django

Django check ajax request

<p>The Python function <code>is_ajax(request)</code> is designed to check if a request is an AJAX (Asynchronous JavaScript and XML) request. AJAX is a technique used in web development to send and …

Nov 17, 2021 python

Django

Django file validation

<p>The code provided seems to be a part of a Django form that handles file uploads for a model named <code>Document</code>. Let&#39;s break down the components of this code:</p> <ol> …

Nov 08, 2021 python

Django

django m2m through models

<p>A Django model for a category system. This model defines two classes: <code>Category</code> and <code>ChildCategory</code>. Here&#39;s a brief explanation of each class and its fields:</p> <ol> <li> <p><code>Category</code> class:</p> <ul> …

Oct 23, 2021 python

Django

django formset add error classes

<p>The code snippet you provided is a JavaScript/jQuery code that performs some actions on HTML elements. Let me explain what each line does:</p> <ol> <li><code>$(&#39;ul[class=&quot;errorlist&quot;]&#39;).each(function(i, obj) { ... });</code></li> </ol> …

Oct 06, 2021 python

Postgresql

postgresql schema for access control list

<p>The SQL code you provided creates several tables to implement a basic user, group, and permission system. Let&#39;s break down each table and its purpose:</p> <ol> <li> <p><code>public.user</code> table:</p> <ul> …

Oct 02, 2021 python