Recently, I needed to determine when a website visitor was idle for a certain amount of time. I thought this was an interesting problem and wanted to spend a little more time with JavaScript so I wrote some code for it.
Slow websites are painful. An important value to look at when optimizing your website is the TTFB (Time Til First Bye), which is the delay between when the request is sent to the server and server actually responds. These are some of my notes on improving (e.g. reducing) the TTFB of a WordPress website.
At WordCamp US 2016 I gave this talk, Blogging – The Best Thing I’ve Done as a Developer. This post contains the same general content in written form (for those like me who prefer reading instead of watching a video). I started blogging here at salferrarello.com in 2013 while working as a developer at LaunchDM. […]
When loading an image, historically I loaded the largest size of the image that would be used. e.g. example.jpg is an 1170px wide image for large screens. On small screens this big image is loaded but scaled down to display properly. The important thing to note here is even if the image is only displaying […]
WordPress Bad Login Attempts Problem Every WordPress site I’ve ever worked with has seen unauthorized attempts to login to the site. Generally, these attempts are not targeted at the site specifically but instead are part of a huge automated attack. People want to hack into “a WordPress site”, not necessarily “your WordPress site”. These people […]
I’ve been using both Git and Sass for some time now. These two tools have had a huge positive impact on my development. The issue that arises when combining Git and Sass is when checking in compiled CSS, it is common to get conflicts with other contributors on the Git repository. Don’t Check in Your […]
While SEO is not my focus of expertise, it is an interesting field which impacts the work I do. I was surprised when fellow developer Dustyn Doyle pointed out to me that Google was indexing 301 redirects. Based on my research, I couldn’t find any of these 301 redirect links coming up in general searches; […]
Sometimes you need to make a copy of a website for offline use. There are a number of offline website downloader tools I’ve found helpful for this task. Offline Website Downloaders Unix Command line wget -p -k http://www.example.com/ Mac Application SiteSucker Windows Application HTTrack Why Would You Do This? Using these tools has allowed me […]
