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Author: Sreeram Sreenivasan

How to Redirect with Query String in Apache

June 8, 2021June 8, 2021 Sreeram Sreenivasan Leave a comment Apache
apache redirect with query string

Sometimes you may need to redirect with query string in Apache server. Here are the steps to do it.

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How to Setup SSH Passwordless Login

May 31, 2021May 31, 2021 Sreeram Sreenivasan Leave a comment Linux
ssh passwordless login

By default, SSH login requires password authentication. Sometimes you want to login without SSH password. Here is how to setup SSH passwordless login.

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How to Convert Callback to Promise in NodeJS

May 26, 2021May 26, 2021 Sreeram Sreenivasan Leave a comment NodeJS
convert callback to promise

NodeJS is a javascript based web-development framework. Here is how to convert callback to promise in NodeJS.

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How to Enable CORS in NodeJS

May 26, 2021May 26, 2021 Sreeram Sreenivasan Leave a comment NodeJS
enable cors in nodejs

CORS allows you to accept requests from other domains. Here is how to enable CORS in NodeJS server.

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Apache Http Server vs Apache Tomcat Server

May 25, 2021May 25, 2021 Sreeram Sreenivasan Leave a comment Apache
difference between apache server and tomcat

Apache web server and Apache Tomcat server are two popular servers for websites. Here is the difference between Apache HTTP server vs Apache Tomcat server.

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How to Generate Subdomains on the Fly in PHP (.htaccess)

May 13, 2021May 13, 2021 Sreeram Sreenivasan Leave a comment PHP
generate subdomain on the fly

Sometimes you may need to create subdomain programmatically or dynamically create subdomain for your website. Here is how to generate subdomains on the fly in PHP using .htaccess.

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How to Configure SSL/TLS passthrough in NGINX

May 11, 2021May 11, 2021 Sreeram Sreenivasan Leave a comment Nginx
configure nginx passthrough

Sometimes you may need to setup SSL passthrough for NGINX server. Here are the steps to configure SSL/TLS passthrough in NGINX.

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How to Rsync Files Between Two Servers

May 10, 2021May 11, 2021 Sreeram Sreenivasan Leave a comment Linux
rsync files across remote servers

Sometimes you may need to synchronize files between two remote servers. Here is how to rsync files between servers.

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How to View Hidden Files in Linux

May 6, 2021May 6, 2021 Sreeram Sreenivasan Leave a comment Linux
show hidden files in linux

Sometimes you may need to show hidden files, list hidden files or display hidden files in Linux. Here are the different ways to view hidden files in Linux.

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How to Grep Multiple Strings, Patterns & Words

May 3, 2021May 3, 2021 Sreeram Sreenivasan Leave a comment Linux
grep multiple strings

Grep is a powerful utility to search for strings, patterns and words in Linux. Here is how to grep multiple strings, patterns and words.

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