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Sass Variable in CSS calc() function
...me-sector {
position: absolute;
width: 50%;
height: 50%;
z-index: 10000;
transform-origin: 100% 100%;
}
$sector_count: 8;
$sector_width: 360deg / $sector_count;
.sec0 {
transform: rotate(0 * $sector_width) skew($sector_width);
background-color: red; }
.sec1 {
tran...
finding and replacing elements in a list
... This is really slow in comparison to using native list methods like .index(10). There is no reason to list every list element to find a the elements that need to be replaced. Please see timing in my answer here.
– dawg
May 10 at 19:09
...
Remove HTML Tags from an NSString on the iPhone
... });
// Use reverse enumerator to delete characters without affecting indexes
NSArray *matches =[regex matchesInString:self options:kNilOptions range:NSMakeRange(0, self.length)];
NSEnumerator *enumerator = matches.reverseObjectEnumerator;
NSTextCheckingResult *match = nil;
NSM...
What characters are allowed in an email address?
...822 addresses was a mere 3.7k.
See also: RFC 822 Email Address Parser in PHP.
The formal definitions of e-mail addresses are in:
RFC 5322 (sections 3.2.3 and 3.4.1, obsoletes RFC 2822), RFC 5321, RFC 3696,
RFC 6531 (permitted characters).
Related:
The true power of regular expressions
...
How to set the focus for a particular field in a Bootstrap modal, once it appears
...vents = ['show', 'shown', 'hide', 'hidden'];
$(events).each(function (index, event) {
modal.on(event + '.bs.modal', function (e) {
var callback = modal.data(event + '-callback');
if (typeof callback != 'undefined') {
callback.call();
...
How to extract the first two characters of a string in shell scripting?
...
In awk strings start at index 1, so you should use substr($0,1,2).
– Isaac
Feb 2 at 20:52
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Replacement for deprecated -sizeWithFont:constrainedToSize:lineBreakMode: in iOS 7?
...ocumentation/Cocoa/Reference/ApplicationKit/Classes/NSParagraphStyle_Class/index.html#//apple_ref/occ/clm/NSParagraphStyle/defaultParagraphStyle
You must get the ceil of the size, to match the deprecated methods' results.
https://developer.apple.com/library/ios/documentation/UIKit/Reference/NSStrin...
What open source C++ static analysis tools are available? [closed]
...zilla's Pork is a fork of Elsa/Oink.
See: http://danielwilkerson.com/oink/index.html
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Create an array with same element repeated multiple times
...f the entries up front, with arr = new Array(len);, then assign to them by index in the loop, i.e. arr[i] = value;. That way you only pay O(n) rather than having to keep reallocating the array as it grows. In general, it's always better to avoid growing arrays by appending when possible. If you k...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...tp://www.realworldtech.com/page.cfm?ArticleID=RWT091810191937&p=6
it's quite clear what happens.
In contrast, it should be easier to reach peak performance on AMD (Bulldozer) as the INT and FP/SIMD pipes have separate issue ports with their own scheduler.
This is only theoretical as I have nei...