![Standalone PHP Class for Managing Session Based Multiple Cart](https://images.ctfassets.net/vzl5fkwyme3u/5eJ0LsF3z7wkHhDaRBVCtM/1914842168ffa3b33109e930fda9fcd8/AdobeStock_214539382.jpeg?w=1000)
I am sharing you a standalone class for managing a session based cart system. In this class I have provided multiple methods for adding, updating and deleting the products. and By using this class you may manage multiple cart objects with different data only you need to pass a different key in constructor of that class.
### Let me share you the How can we use that Class:
#### Include The cart class
#### Create a Cart Object initializing the Cart base key name, by using different keys we can manage multiple cart data in a same proj...
Conferences are always looking for speakers - it can be hard to keep track of them all and the requirements they have. I wanted to put together this quick guide to make it easy for you to apply. Make sure to apply because as Wayne Gretzky said “You miss 100% of the shots you don’t take”!!!
## phpDay 2019
First we have phpDay 2019 which will take place on May 10 & 11 at Hotel San Marco in Verona, Italy. Some facts about this call for papers:
* **Submission deadline:** February 4, 2019
* **Submit via:** https://cfp.phpday.it/
* For more info on the conference: https://2019.phpday.it/
* Twitter: (@phpday)
* Speaker package includes: Full conference pass (jsDay + phpDay), speaker dinner the first night, lunch, reception and activities included in regular conference.
* For speakers remote to the Area: A refund of up to €200 for travel cost...
![Create Alarm and Monitoring on Custom Memory and Disk Metrics for Amazon EC2](https://images.ctfassets.net/vzl5fkwyme3u/2HgdCq2lZucMyuiYyYiQie/b7376c29a2f94799613e8c1cb8ff4d3b/AdobeStock_91111530.jpeg?w=1000)
Today I am going write a blog on how to Monitor Memory and Disk custom metrics and creating alarm in Ubuntu.
To do this, we can use Amazon CloudWatch, which provides a flexible, scalable and reliable solution for monitoring our server.
Amazon Cloud Watch will allow us to collect the custom metrics from our applications that we will monitor to troubleshoot any issues, spot trends, and configure operational performance. CloudWatch functions display alarms, graphs, custom metrics data and including statistics.
## Installing the Scripts
Before we start installing the scripts for monitoring, we should install all the dependent packages need to perform on Ubuntu.
First login to your AWS server, and from...
![Creating a Tiny Blog Management system in Laravel 5.7](https://images.ctfassets.net/vzl5fkwyme3u/7hiPly9aeW8i6IU0wkK4Gg/5b13c5fb7f273be44f44c87fb2ce5f5f/AdobeStock_205314257.jpeg?w=1000)
I am expecting you are familiar with PHP. In this post I will be using the Laravel framework to create a small blog system. I am showing here very simple steps to create blogs, If you want this complete code then please message me.
**What are major Prequisites for Laravel:**
* PHP version >= 5.6
* Composer should be installed in system
Create a project with name tiny_blog with following command
```composer create-project laravel/laravel --prefer-dist tiny_blog```
enter into the laravel project
create a migration file using following artisan command
<pre>php artisan make:migration create_blog_table</pre>
After this command you will fou...
![Creating a PHP Daemon Service](https://images.ctfassets.net/vzl5fkwyme3u/18L41PfcrcYYkM0qAsCous/7caca26b8cfb5a643d8cb16b14ae5eae/AdobeStock_147870533.jpeg?w=1000)
# What is a Daemon?
The term daemon was coined by the programmers of Project MAC at MIT. It is inspired on Maxwell's demon in charge of sorting molecules in the background. The UNIX systems adopted this terminology for daemon programs.
It also refers to a character from Greek mythology that performs the tasks for which the gods do not want to take. As stated in the "Reference System Administrator UNIX", in ancient Greece, the concept of "personal daemon" was, in part, comparable to the modern concept of "guardian angel." BSD family of operating systems use the image as a demon's logo.
Daemons are usually started at machine boot time. In the technical sense, a demon is considered a process that does not have a controlling terminal, and accordingly there is no user interface. Mo...