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How to detect unused methods and #import in Objective-C
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As paddydub said, AppCode do this very well. I tried, and it took me just 10 minutes :
Go to Code > Optimize Imports..., or ^ + ⌥ + O
Here is a video describing how to do this : Detection of unused import and methods in AppCode
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How to automatically crop and center an image
...t */
.center-cropped img {
min-height: 100%;
min-width: 100%;
/* IE 8 */
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
/* IE 5-7 */
filter: alpha(opacity=0);
/* modern browsers */
opacity: 0;
}
<div class="center-cropped"
style="background-ima...
Selecting text in an element (akin to highlighting with your mouse)
...nt) {
var text = document.getElementById(element);
if ($.browser.msie) {
var range = document.body.createTextRange();
range.moveToElementText(text);
range.select();
} else if ($.browser.mozilla || $.browser.opera) {
var selection = window.getSelection();
...
Reset/remove CSS styles for element only
... in the spec. The initial keyword has broad browser support except for the IE and Opera Mini families.
Since IE's lack of support may cause issue here are some of the ways you can reset some CSS properties to their initial values:
.reset-this {
animation : none;
animation-delay : 0;
an...
JavaScript click event listener on class
...ddEventListener('click', myFunction);
});
Note: Older browsers (like IE6, IE7, IE8) don´t support getElementsByClassName and so they return undefined.
EDIT : Correction
getElementsByClassName doesnt return an array, but a HTMLCollection in most, or a NodeList in some browsers (Mozilla ref...
jQuery event to trigger action when a div is made visible
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Newbie here. I don't understand why obj (and newCallback) can be referenced outside of function() declaration as can be seen in apply(). I was taught that declaring with var makes variables local, but removing "var" makes them au...
Make body have 100% of the browser height
...ting both the html and body element's heights to 100%, you could also use viewport-percentage lengths.
5.1.2. Viewport-percentage lengths: the ‘vw’, ‘vh’, ‘vmin’, ‘vmax’ units
The viewport-percentage lengths are relative to the size of the initial containing block. When the height o...
Why is setTimeout(fn, 0) sometimes useful?
...t. This dynamically loaded <select> had a pre-selected value. In IE6, we already had code to fix the selected <option> , because sometimes the <select> 's selectedIndex value would be out of sync with the selected <option> 's index attribute, as below:
...
Display HTML snippets in HTML
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@SamWatkins But your solution isn’t any easier than mine. You’ve just changed what needs to be escaped, and your solution is hacky, as you admit. There is literally no advantage over doing it properly. This is a solved problem with a correct solution. No need for ha...
What is the fastest method for selecting descendant elements in jQuery?
...4/5
On Opera, Method 3 is still best then method 4/5 and then 1/2
On IE 8, while slower overall than other browsers, it still follows the Method 3, 1,2,4,5 ordering.
Overall, method 3 is the overal best method to use as it is called directly and it doesn't need to traverse more than one lev...