PHP String
In PHP, a string is a sequence of characters. Strings can be created by enclosing characters within...
Read MoreIn PHP, a string is a sequence of characters. Strings can be created by enclosing characters within...
Read MoreThis tutorial covers installing Laravel 12, configuring built-in and API authentication with...
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To set the default value of a column to NULL in Django, you can use the null=True parameter when defining the field in your model. Here's an example: from django.db import models class YourModel(models.Model): your_field_name = models.CharField(max_length=100, null=True) In the...
Read MoreTo hide an input field in the Django admin panel, you can customize the admin interface by overriding the default form for the model in question. Here's how you can do it: Create or locate the admin.py file in your Django app (if it doesn't exist, create one). Import the necessary mo...
Read Morepip freeze > requirements.txt The command "pip freeze > requirements.txt" is used to generate a requirements.txt file in Python. This file contains a list of all the Python packages and their versions that are installed in your environment. The '>' symbol is use...
Read MoreMaintenance mode is used to put a maintenance page to customers and under the hood, we can do software updates, bug fixes, etc. Laravel applications can be put into maintenance mode using the below command: php artisan down And can put the application again on live using the below comman...
Read MoreThe error code 4025 in MariaDB indicates a constraint violation. This error occurs when you try to insert a record into a table that violates one or more constraints defined on the table. To fix this error, you need to identify the constraint that is being violated and modify your SQL statement a...
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