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How to make a class conform to a protocol in Swift?
...s inherit from NSObject and conform to the UITableViewDataSource together. Now if you want to modify the functions in the protocol, you need to add keyword override before the function call, like this
class CustomDataSource : NSObject, UITableViewDataSource {
override func tableView(_ tableVie...
What's the difference between SCSS and Sass?
...swer the question:
There are two syntaxes available for Sass. The first, known as SCSS (Sassy CSS) and used throughout this reference, is an extension of the syntax of CSS. This means that every valid CSS stylesheet is a valid SCSS file with the same meaning. This syntax is enhanced with the Sass f...
Determine project root from a running node.js application
...his is using npm:
"scripts": {
"start": "NODE_PATH=. node app.js"
}
Now you can start your app with npm start and you're golden. I combine this with my enforce-node-path module, which prevents accidentally loading the app without NODE_PATH set. For even more control over enforcing environmen...
drag drop files into standard html file input
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D'oh, a bit late then :) Right now im just using simple user agent checks in JS. Of course you have to test for MSIE , Trident/ (IE11) and Edge/ (IE12)...
– jlb
Aug 17 '16 at 12:56
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Printf width specifier to maintain precision of floating-point value
...#endif
The "+ 3" was the crux of my previous answer.
Its centered on if knowing the round-trip conversion string-FP-string (set #2 macros available C89), how would one determine the digits for FP-string-FP (set #1 macros available post C89)? In general, add 3 was the result.
Now how many signifi...
Set custom attribute using JavaScript
...pport is required for the general web. I'd stick to using setAttribute for now.
– RobG
Jul 2 '12 at 0:46
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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
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Wow! Thanks so much! Didn't know about qt.conf, it should on the first page of deployment FAQ
– user2440074
Dec 18 '14 at 10:00
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How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...-B.TO, etc. I haven't found a source for that information yet - if anyone knows of a way to automate downloading that, I'd like to hear it. Also, it'd be nice to find a way to download some sort of relation between the stock symbol and the exchange it's traded on, since some are traded on multiple e...
How can I make git show a list of the files that are being tracked?
...r any other branch name, but HEAD is the commit you have checked out right now.
This is the method from the accepted answer to the ~duplicate question https://stackoverflow.com/a/8533413/4880003.
share
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Can you provide some examples of why it is hard to parse XML and HTML with a regex? [closed]
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(This demonstrates that you have to have quite deep knowledge about some of the more esoteric and archaic DTD features of XML to parse a document properly, even if you aren't a DTD-validating parser.)
– bobince
Apr 1 '09 at 12:57
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