You have your site running on an old hardware and want to migrate it to a new upgraded hardware which would result in change of the ipaddress of your site and in turn imply downtime for your site. You want to minimize the downtime due to the change in ipaddress. This can be easily achieved
Migrating servers using DNS TTL for minimum downtime Read More »
I have been using Notepad++ everyday for coding at home and work for past 2-3 years. I don’t remember using any other editor during this entire period. I like this editor very much due to various features like syntax highlighting, collapse/expand functionality, ability to open 2 workspaces in same window, find in All Open Documents,
Notepad++ Keyboard Shortcuts Read More »
A 404 error page is the page that the user may reach due to various reasons. Some of the reasons are: The user has entered / spelt the URL incorrectly. The page has been moved or deleted. The URL they clicked on was incomplete or cut in an email or message.
404 Error Page Best Practices Read More »
We have heard of crawlers and bots are crawling our sites to scrap content for various reasons like indexing in search engines, identifying content, scanning email addresses, etc. There are all kinds of crawlers/bots which crawl websites. While some are good which should be allowed access to our site, but we might want to restrict
How and when to use robots.txt file Read More »
Many times we need the visitor’s ipaddress for validation, security, spam prevention, etc. Getting the Visitor’s ipaddress is very easy in PHP. The simplest way to get the visitor’s/client’s ipaddress is using the $_SERVER[‘REMOTE_ADDR’] or $_SERVER[‘REMOTE_HOST’] variables. The variable in the $_SERVER array are created by the web server (like apache) and we can use
Getting real client IP address in PHP Read More »