If you’ve ever developed using Javascript, you should know that console.log is probably your most important tool. Unfortunately, not all web browsers support it (e.g. IE8 only supports it when Developer Tools is activated). Here’s a way of checking to see if console.log exists and if it does, go ahead …
For some reason in IE8, I couldn’t access the built-in JSON global object in Javascript within an iframe. I’m not sure if this issue exists in other browsers, but the fix is to specify the top property first, and then the JSON object: top.JSON.stringify(({json: ‘object’})) See jquery.com
Ran into a problem today with attempting to manipulate textPath SVG elements within the DOM. Consider the following, where the variable svg is an SVG element in your DOM: var g = document.createElementNS(“http://www.w3.org/2000/svg”, “g”); var label_container = document.createElementNS(“http://www.w3.org/2000/svg”, “text”); var label = document.createElementNS(“http://www.w3.org/2000/svg”, “textPath”); label.setAttributeNS(“http://www.w3.org/1999/xlink”, ‘xlink:href’, ‘#some-path’); label.appendChild(document.createTextNode(“Hello, World!”)); label_container.appendChild(label); …
If you want to prevent the UIWebView from allowing users to scroll the body of your embedded web application, just add the following code: webView.scrollView.bounces = NO; This works very well, especially for any divs that are set to scrollable via the CSS -webkit-overflow-scrolling: touch directive. See stackoverflow.com
Running a process that is detached from the terminal is sometimes useful. Case in point, I had to run a database update script remotely via SSH. However, the update script takes a long time (close to an hour) so running it over SSH wouldn’t be practical. Simply being disconnected with …