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In Objective-C why should I check if self = [super init] is not nil?
... not hell bent on not following best practices. I would, however, like to know why they are best practises in the first place. Its like being told to jump off a tower. You don't just go ahead and do it unless you know why. Is there a big, soft pillow to land on at the bottom, with a massive cash rew...
Why does Chrome incorrectly determine page is in a different language and offer to translate?
...p://www.w3.org/1999/xhtml">
UPDATE: previously a Google recommendation now deprecated spec although it may still help with Chrome. : meta http-equiv (as described above):
<meta http-equiv="Content-Language" content="en">
Use HTTP headers (not recommended based on cross-browser recogniti...
What is the difference between static func and class func in Swift?
...al. For more information. See nextD's answer below. Also x.dynamicType has now been replaced with type(of:x)
– Honey
Jan 16 '17 at 2:54
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sh...
Yellow fade effect with JQuery
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@StijnVanBael Code now updated to copy border-radius. Thank you for the suggestion.
– Doug S
Nov 7 '15 at 8:26
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How do I right align div elements?
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@ShellNinja why? i know 0 is valid, however so is 0px... argue your point so we learn something.
– pstanton
Mar 17 '14 at 9:25
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Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh insta
I had a Macintosh I used to develop iPhone apps with using XCode 4.
I now have a new Macintosh with a new install of... everything.
...
Formatting a number with exactly two decimals in JavaScript
... cases, it doesn't work.
For instance:
2.005.toFixed(2) === "2.00"
UPDATE:
Nowadays, you can use the Intl.NumberFormat constructor. It's part of the ECMAScript Internationalization API Specification (ECMA402). It has pretty good browser support, including even IE11, and it is fully supported in Node...
Openstreetmap: embedding map in webpage (like Google Maps)
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There's now also Leaflet, which is built with mobile devices in mind.
There is a Quick Start Guide for leaflet. Besides basic features such as markers, with plugins it also supports routing using an external service.
For a simple ...
Asynchronous Requests with Python requests
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async is now an independent module : grequests.
See here : https://github.com/kennethreitz/grequests
And there: Ideal method for sending multiple HTTP requests over Python?
installation:
$ pip install grequests
usage:
build a s...
jQuery - Get Width of Element when Not Visible (Display: None)
...ns and also returns the offset values.
/edit1: rewrote the function. it's now smaller and can be called directly on the object
/edit2: the function will now insert the clone just after the original element instead of the body, making it possible for the clone to maintain inherited dimensions.
$.f...