Category: Programming

Open Source Mailing List Application for Mailgun’s PHP SDK

If you’re a developer looking for a simple streamlined mailing list service – or a super scalable one, check out my tutorial at Mailgun’s blog: Open Source Mailing List Applet Using the Mailgun PHP SDK. This project is also written...

/ September 5, 2013

How to Get Started Building a Web Site

There are a number of services available now that make building and maintaining an attractive, effective web site easy and fun. But whether you’re building a basic web site, blog or advanced web application, there are a broad number of...

/ August 23, 2013

How to Find Cells That Contain Text in Excel

You can use a formula like this to indicate cells that contain text in Excel. Any cell that contains the strings tips, help or support will show up as true, otherwise they will be false: =OR(ISNUMBER(SEARCH("tips",D2)),ISNUMBER(SEARCH("help",D2)),ISNUMBER(SEARCH("support",D2)))

/ August 11, 2013

How to Build Your Own Web Site Monitoring App with Notifications for iOS and Android

If you run a web site or blog of any importance to you or your business, it’s important to have a monitoring service to ensure that it’s always running, especially if you have a sophisticated service running background tasks. A...

/ August 8, 2013

How to Use Zillow Neighborhood Maps and HTML5 Geolocation

Purchase a pre-installed image of this tutorial as a Digital Ocean droplet for just $15. Back in 2008, Zillow released boundary shape files to more than 7,000 U.S. neighborhoods via a Creative Commons Attribution-Sharealike license. Zillow did so to encourage innovation...

/ August 6, 2013

How Geogram built a free group email service using Yii and Mailgun

The great folks at Mailgun have published my tutorial: How Geogram built a free group email service using Yii for PHP with MySQL also available on my blog. Mailgun is a scalable, cloud-based email engine that’s easy to integrate with your email-driven...

/ June 26, 2013

How to List Linux Processes by Memory Usage

Use this command to list Linux processes according to their memory usage in descending order (via Linux Questions): ps -e -orss=,args= | sort -b -k1,1nr | pr -TW$COLUMNS The output will look something like this: 181300 /usr/sbin/clamd 64144 amavisd (ch9-avail)...

/ March 25, 2013