CloudFront is a CDN (Content Delivery Network) Service offered by Amazon Web Services. CloudFront distribute web content (html, css, images, php, etc.) over more than 52 edge locations around the world to deliver the content more quickly. CloudFront serve the original content from the origin servers;...
The general idea behind using a load balancer is that it allows you to distribute the HTTP traffic across many nodes, i.e. Nginx is conncted to multiple backend servers (application servers ). Nginx handles all incoming requests, distributes them across the backend servers that actually...
Yesterday, Mushtarak hosted a panel discussion on the Free and Open Source Software (FOSS) movement in Egypt, and its National Strategy for FOSS adoption. The Strategy was driven by a large group of FOSS advocates. The panel consisted of Ahmed Mekkawy, Spirula’s CEO, among notable...
When it comes to web server applications, there are two particular names that rise strongly; Apache and Nginx. So, what are the differences between these well-known web servers? and which one to pick? Introducing Apache The Apache HTTP Server is the most popular Linux-based web server. It was first...
Recently, a vulnerability in the design of SSLv3 was discovered by Google team. POODLE or "Padding Oracle On Downgraded Legacy Encryption" allows a man-in-the-middle attacker to trigger the downgrade to SSLv3, decrypting the HTTP secure connection and extracting important information. The issue was disclosed on Tuesday...
Before Mysql 5.6 indexes had some limitations like the range comparisons, if the part of the index used in a range comparison the part of the index after the range scans cannot be used by where conditions so mysql retrieves all rows which met only...
One of the main methods of optimization is web caching, which is simply a method to store a copy of the web content to accelerate the serving it to the client. The most famous caching method is setting up a reverse proxy in-front of the web server...
Memcached is a free open-source caching system, used to speed up the dynamic web content. It can be used with several technologies including Wordpress. Memcached “Memcached is an in-memory key-value store for small chunks of arbitrary data (strings, objects) from results of database calls, API calls, or...
Spirula has doubled the size of its team compared to previous years, accompanied by a capital increase and an increase in operations. This increase in size doubles our capacity, allowing us to take up more opportunities and target more markets. It is an advancement step for...
On September 20, 2014, the Free and Open Source Software (FOSS) community in Egypt has celebrated the Software Freedom Day. The event took place in Mushtarak, where different FOSS advocates discussed topics related to technologies and strategies. Spirula Systems participated with a small talk, where Ahmed...
