Douglas Karr's Articles on Martech Zone
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How to Build a URL Shortener (PHP, MySQL, .htaccess)
With so many long URLs cluttering the web, having your own URL shortener can help create clean, short links perfect for marketing campaigns, social media, or personal projects. From a marketing standpoint, URL shorteners are critical for a couple of…
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App: Convert Rows To CSV or CSV to Rows
It never fails that every time I’m working to move data from one system to another using a text area field, my data is formatted incorrectly. Some systems want all of the values in a comma-separated value (CSV) like this:…
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App: How to Run a Multivariate Test (MVT Sample Size Calculator)
Two digital marketing and user experience optimization testing methodologies are A/B testing and multivariate testing (MVT). Both approaches aim to improve website performance but differ in complexity and scope. This article will define each method, compare strengths and weaknesses, and…
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PipelinePRO: Build Your Ultimate Sales Machine
Staying on top of your sales pipeline can be the difference between thriving and merely surviving. Many entrepreneurs find themselves juggling multiple tools, struggling to keep track of leads, and wasting valuable time on administrative tasks instead of closing deals.…
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App: How to Run an A/B Test on Your Landing Page (Sample Size and Winner Calculators)
A/B testing, also known as split testing, is a powerful method used by businesses to compare two versions of a digital element to determine which one performs better. This can include any interactive touchpoint where users engage with a product…