In PHP, the question mark immediately followed by a colon like this ?: is unofficially referred to as the elvis operator. The elvis operator is a variation of the ternary operator that can seem cryptic initially while reading code. However, once it is understood it is helpful way to quickly write code that reduces the …
Recently while using macOS I began having an irritating issue. While typing, a period would automatically be added to a line of text. This happened on various applications like MYSQL Workbench, Microsoft Word, Google Chrome, and Mozilla Firefox. This irritating issue happens when the “Add period with double-space” setting is turned on in macOS. As …
macOS – Fix Period Automatically Added After Two Spaces Read More »
Sometimes when debugging in web development it helps to have the Google Chrome’s DevTools open as soon as a new window or tab is opened. This can be to view Network panel or Console log. Google Chrome’s Devtools has a setting that can always open the DevTools for popup windows. To turn on this setting …
Google Chrome – How To Auto Open DevTools For Popup Windows Read More »
This tutorial will explain what string interpolation is and how to use it in JavaScript. This tutorial will also compare strings created using interpolation to strings created by concatenation to show the benefits of using string interpolation.
In Laravel, it is a common mistake to use PHP’s empty() function to check if a collection is empty. When empty() is used on an empty array [] the boolean value of true is returned. However, using empty() on a collection can cause unexpected results because when a collection has no values the empty() function …
This page contains affiliate links to Amazon. As an Amazon Associate I earn from qualifying purchases. I have been using a computer that I built in 2014 or possibly 2013. This PC was still running Windows 7 that Microsoft ended support for on January 14, 2020. This computer had 16GB of RAM which at that …
The previous article explained how the isset() language construct is used to check that a variable is defined and has a value before using it. The empty() language construct is another option that can be used to check if a variable has a value that can be used. empty() is used to check if a …
When programming, it can be important to check if a variable has been declared in memory and if it has a value before using the variable. This may seem unnecessary because a developer can just declare a variable and assign it a value before using the variable. However, as developers we often need to use …
In PHP, there are two options when comparing values in a condition. These comparison options are loose comparison (==) and strict comparison (===). PHP is a loosely typed language which means that variables can be assigned different data types during execution of the application and different data types can be compared in a conditional. This …
PHP – Loose Comparison (==) VS Strict Comparision (===) Read More »
In Linux, an alias is used as a command that is a shortcut for another command. Aliases are often used to type a command without typing the extra options that are needed. This can save time by needing to type less for commands that are used often and reduce time referencing documentation for a command. …