Earlier, I ran into an issue with a website suffering a configuration issue that resulted in a redirect loop. During this time, the site had been added to a Facebook post. As expected, rather than displaying site content in the preview that it puts together, Facebook noted in the preview that there was a 301 redirect. The issue was that after … [Read more…]
Running regular antivirus scans on your server is never a bad idea. One of the easiest ways to accomplish this is via the Clam AV utility. Clam AV can be run in two ways. Either as a background daemon via clamdscan, which depends on clamd, or on-demand via clamscan. Because clamd runs in the background … [Read more…]
A few interesting links from the last week or so – the Google Marker link really helped out on a project we’re working on which requires displaying lots of information about a limited number of locations. Animated SVG Progressbars: http://kimmobrunfeldt.github.io/progressbar.js/ Google Two-Factor Authentication for SSH logins: http://code.tutsplus.com/tutorials/securing-your-server-login–cms-22001 Commandline Lastpass: http://blog.lastpass.com/2014/10/open-sourced-lastpass-command-line.html Docker Development Patterns: http://www.hokstad.com/docker/patterns OverlappingMarkerSpiderfier – will … [Read more…]
Here is a list of my favorite quick-and-easy optimizations which will result in faster load times for your websites: Caching The fastest communication is that which doesn’t occur, and sending appropriate content expiration headers with your data can accomplish just that – browsers and intermediate caches will hold on to your data after transmission and … [Read more…]
Sleep better by adding an extra layer of security to your Drupal site by applying the Google Authenticator module to your site: Download it here and install it into your modules directory as normal, and enable it (it’s called GA Login in the GUI module list). If you use drush, just run “drush dl ga_login … [Read more…]
Depending on your web server and Varnish configurations, you may find that URLs that do not end in a trailing slash get redirected to Varnish’s back-end port: http://example.com/about –> http://example.com:8080/about/ If you have (and hopefully you do) your firewall blocking direct access to the back-end port, you can end up with a timeout error. The solution … [Read more…]
Google does a frighteningly good job of finding all the stuff you add to your site, but even it will miss some of the darker corners of your online properties. The best way to ensure that the pages you WANT to have crawled are indeed crawled is via a Google Sitemap. There are lots of … [Read more…]
Keeping up with activity on your Linux server can be a full-time job if you allow it to be (as well it should be, it can easily be argued). There are many services that can ease the burden by providing you with a detailed overview of what’s going on at the moment (things like Monit, … [Read more…]
Recently, I decided to put my own site behind Amazon’s Cloudfront CDN service. One way that they offer to accomplish this is via an origin pull. This means that the Cloudfront service connects to your own server, pulls your content from it, and distributes it to it’s various edge locations. In a nutshell, you create … [Read more…]
At the command line, you will find that you frequently need to run multiple commands to accomplish your end goal. It’s important, therefore, to understand the various options you have to link commands together: Consecutively The simplest way is to run multiple commands is to connect them with semi-colons: command1 ; command2 ; command3 Doing … [Read more…]