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Why do we use arrays instead of other data structures?
... how far in memory to look. This provides O(1) access time.
MyArray [5]
^ ^
Pointer Offset
All other data structures either build upon this, or do not use adjacent memory for storage, resulting in poor random access look up time (Though there are other benefits to not using seq...
How To Set A JS object property name from a variable
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answered Dec 12 '12 at 5:14
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How to prevent a click on a '#' link from jumping to top of page?
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253
In jQuery, when you handle the click event, return false to stop the link from responding the u...
How do I get the fragment identifier (value after hash #) from a URL?
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589
No need for jQuery
var type = window.location.hash.substr(1);
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How to convert floats to human-readable fractions?
... 0.33 , we need to output 1/3 .
If we have 0.4 , we need to output 2/5 .
26 Answers
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ActiveRecord OR query
... using Arel more.
– pho3nixf1re
Sep 5 '10 at 17:34
56
I can't beleave how much more elegant Seque...
Scroll to bottom of Div on page load (jQuery)
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625
The other solutions here don't actually work for divs with lots of content -- it "maxes out" scr...
Does PNG contain EXIF data like JPG?
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Edit: Version 1.5.0 (July 2017) of the Extensions to the PNG 1.2 Specification has finally added an EXIF chunk. It remains to be seen if encoders-decoders begin to support it.
Original: PNG does not embed EXIF info. It allows, however, to e...
Use Font Awesome Icons in CSS
...on {
position:relative;
}
.mytextwithicon:before {
content: "\25AE"; /* this is your text. You can also use UTF-8 character codes as I do here */
font-family: FontAwesome;
left:-5px;
position:absolute;
top:0;
}
EDIT:
Font Awesome v5 uses other font names than older v...
Lua string to int
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edited Dec 16 '16 at 15:12
answered Jun 9 '12 at 15:14
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