Pressing the Red Button

Escaping Characters in JavaScript

Some characters can not be represented in a string in JavaScript, other characters might have a specific meaning in JavaScript. Here is a list of common escape sequences: \' Single Quote \n Newline \" Double Quote \t Tab \\ Backslash \b Backspace \f Form feed \r Carriage return To use, simply insert them into your [...]

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Parsing URLs in Javascript

Javascript does not have a built in method for parsing a url (to get the individual parts that make up a url). Here is a link to a great little function that does all you need, called parseURI. It uses regex to quickly break apart a url into source, protocol, authority, userInfo, user , password, [...]

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Full Page Refresh in Firefox

Hold down Control Key, Click Refresh Button or Control-F5 The keyboard shortcut is a bit of a hand stretch so I stick with the control key and mouse click. How does this help? Doing a full page refresh will go back to the web server to get the latest version of the page you are viewing. This helps with troubleshooting [...]

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Navigating a JSON object in Javascript

The Scenario: You are working with a web service that returns JSON. You’ve used your javascript library to convert the string into a JSON object. Now you need to access the data in the object using javascript. Here are some examples: JSON Property Types The properties of a JSON object are going to be of the following types: [...]

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View, Browse, and Edit JSON Objects Visually

Here are some helper applications that let you view, browse and edit JSON objects. When I am first working with a web service that returns JSON, I like a quick overview of what it includes. Having a navigable treeview helps find the properties that you need and get them quickly integrated into your code. Here they [...]

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