AWS Certified Solutions Architect
What is CORS? CORS (Cross-Origin Resource Sharing) is a method that uses extra HTTP headers to notify browsers to allow a web application operating on one origin to access resources from another origin. Why does the browser need this mechanism? The security policy known as the “Same-origin policy” is implemented by most browsers, and it Read More
#1: Keep Nginx up to date #2: Remove Unnecessary Modules in Nginx To explicitly remove modules from Nginx while installing from source, do: # ./configure –without-module1 –without-module2 –without-module3 For example: # ./configure –without-http_dav_module –withouthttp_spdy_module As you will probably guess, removing modules from a previous Nginx installation from source requires performing the compilation again. A word Read More
When it comes to setting up multiple application servers for redundancy, load balancing is a commonly used mechanism for efficiently distributing incoming service requests or network traffic across a group of back-end servers. Load balancing has several advantages including increased application availability through redundancy, increased reliability and scalability (more servers can be added in the Read More
URL shortening is a technique on the World Wide Web in which a URL may be made substantially shorter and still direct to the required page. This is achieved by using a redirect which links to the web page that has a long URL. For example, the URL “https://example.com/assets/category_B/Foo/” can be shortened to “https://snip.ml/Foo”, and Read More
A reverse proxy is a server that takes the requests (http/https) & then transfers or distributes them to backend server. Backend server can be an application server like Tomcat, wildfly or Jenkins etc or it can even be another web server like Apache. But why do we even need a reverse proxy in front of Read More
Securing your websites with an SSL certificate is now a must for all website admins, else the web browsers will mark the website as unsafe to visit, causing the loss of website traffic. But SSL certificate is not cheap, but there is a way around to get an SSL certificate for free with only downside Read More
Securing your websites with an SSL certificate is now a must for all website admins, else the web browsers will mark the website as unsafe to visit, causing the loss of website traffic. But SSL certificate is not cheap, but there is a way around to get an SSL certificate for free with only downside Read More