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Check if an element contains a class in JavaScript?
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Element.matches()
element.matches(selectorString)
According to MDN Web Docs:
The Element.matches() method returns true if the element would be selected by the specified selector string; otherwise, returns false.
Therefore, you can use Element.matches() to d...
The simplest way to resize an UIImage?
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I've also seen this done as well (which I use on UIButtons for Normal and Selected state since buttons don't resize to fit). Credit goes to whoever the origina
jQuery/JavaScript: accessing contents of an iframe
...e IFrame the same way you'd get any other id-less content with jQuery: you select the appropriate <IFrame> tag with CSS, using class names and attribute values to narrow it down if necessary.
– Auspex
Apr 20 '12 at 19:36
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Visual Studio immediate window command for Clear All
...ace the mouse cursor in the Immediate Window.
Right click on the mouse and select "Clear All".
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Use a normal link to submit a form
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just for the record: you should select the appropriate input element using CSS selectors without attaching a class to the HTML element.
– Erik Kaplun
Jul 6 '14 at 13:37
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Eclipse menus don't show up after upgrading to Ubuntu 13.10
...s in Eclipse (Help, Window, Run) they don’t show up. Only menu stubs and selection are visible.
15 Answers
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How to detect a textbox's content has changed
...s of editing textbox content that do not involve any keypress. For example selecting a range of text then right-click-cut. Or dragging it. Or dropping text from another app into the textbox. Or changing a word via the browser's spell-check. Or...
So if you must detect every change, you have to poll...
How to apply specific CSS rules to Chrome only?
...* Chrome 22-28 */
@media screen and(-webkit-min-device-pixel-ratio:0) {
.selector {-chrome-:only(;
property:value;
);}
}
JavaScript Solution
if (navigator.appVersion.indexOf("Chrome/") != -1) {
// modify button
}
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Algorithm to compare two images
...eep in mind that any worthwhile comparison method will essentially work by converting the images into a different form -- a form which makes it easier to pick similar features out. Usually, this stuff doesn't make for very light reading ...
One of the simplest examples I can think of is simply u...
How to customize the background color of a UITableViewCell?
...override state-based properties set
earlier by the table view, such as
selection and background color. After
the delegate returns, the table view
sets only the alpha and frame
properties, and then only when
animating rows as they slide in or
out."
I've found this information in this ...