Gin is a widely used web framework in Go, offering powerful features to streamline website development. Among its many capabilities, handling sessions and cookies is a critical aspect for building functional web applications.This post highlights a behavior in the Gin framework that may not be immediately obvious or intuitive—the missing session cookie issue.So, what exactly is the missing session cookie issue? It occurs when a session is created and saved in one route but isn’t accessible in other routes. Additionally, the expected session cookie with the specified key is not prese...

1. Session timeout problemThere is a nuance we found with session timing out although the user is still active in the session.  The problem has to do with never modifying the session variable. The GC will clear the session data files based on their last modification time.  Thus if you never modify the session, you simply read from it, then the GC will eventually clean up. To prevent this you need to ensure that your session is modified within the GC delete time.  You can accomplish this like below. if(!isset($_SESSION["last_access"]) || (time() - $_SESSION["last_access"]) >= ...

There are many different discussions about PHP sessions. We may often face some weird issues while handling PHP sessions. Sometimes session is expired earlier than expected. Or sometimes the session is not expired. This introduces many confusions.Today we discuss how to set PHP session timeout correctly today. In php.ini, there are three key parameters which will affect the session timeout. session.gc_maxlifetime, session.gc_probability and session.gc_divisor. session.gc_maxlifetime defined the lifetime of a session in seconds which indicates when the session will be garbage collected. Then se...

A few minutes ago, I noticed one strange thing when I did my PHP web application development.The situation is described below:I want to display a user's profile using a query parameter user=user_id as the parameter. And also the session variable when user logs in  is $_SESSION["user"].So before displaying the user's profile, I need to either get the query string parameter user and create a local variable called $user and assign value to it as $user=$_REQUEST["user"].Here comes the strange thing,every time after the local variable $user is changed,the session variable $_SESSION["user"] is ...