Laravel 8 from scratch Flashcards
how do you start a laravel server with artisan
php artisan serve
what function do we use to render a 404 page?
abort();
how to cache in a route?
cache()->remember(unique name , seconds (now()->addHour()) , closure)
what do we return if we cannot find a model?
new modelNotFoundException();
what PHP function do we use to return an array from another array?
array_map();
what wrapper do we use in laravel for PHP arrays?
a collection
how do we echo something in blade?
{{ }}
how to echo un-escaped HTML in blade?
{!! !!}
how to write a foreach in blade?
@foreach @endforeach
how to dd in blade template?
@dd();
how to add conditional to blade template?
@if @endif
how to add opposite conditional to blade?
@unless @endunless
how to migrate in PHP artisan?
php artisan migrate
how to rollback in php artisan?
php artisan migrate:rollback
how to restart all migrations in php artisan?
php artisan migrate:refresh
what is the active record design pattern?
it’s an approach that connects the business application logic to a database table , allowing developers to work with the database using an object oriented paradigm
what is the active record?
it’s an object that wraps a row in the database table, encapsulates the database access and provides an interface to query , insert , update and delete data from the database table.
what is the encryption function for laravel?
bcrypt();
what are the properties in a model we use for mass assignment ( Model::create())
1 - fillable: allowed properties
2 - guarded : everything else is allowed but these
what is a route model binding?
it is binding a route key to an eloquent model
what are the specifications for route model binding?
1 - wild card must match with the variable model name
2 - it defaults to finding by id
3 - if we want it to find something by a specific column we make the key model:column
how to make a migration with a model?
php artisan make:model Model -m
what is the difference between has and belongsTo?
if a table has the foreign key then we use belongsTo
what is the package we use to debug in browser?
clockwork
how to fix n+1 problem in queries?
using eager loading not lazy loading with the help of function ‘with’
how to migrate and seed at the same time?
php artisan migrate:fresh –seed
how to order in an eloquent model?
using latest();
how to eager load an existing model?
using load()
how to eager load inside the model itself?
using $with property
how to skip an iteration in a collection?
using skip()
what javascript library do we use with laravel?
alpine
how to check for equality in a collection?
using is();
what is a named route?
it’s a route that you assign a name to
how to assign a name to a route?
using ->name() on Route method
how to make a controller using artisan?
php artisan make:controller ModelName
what to do when you want to write a method in a model?
use scopreMethodName()
what is the if condition for the query builder?
‘when’
