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Deep copying an NSArray
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Seems to be the correct answer. The API states each element gets an [element copyWithZone:] message, which may be what you were seeing. If you are in fact seeing that sending [NSMutableArray copyWithZone:nil] doesn't deep copy, then an array of arrays may not ...
Declare slice or make slice?
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If you're building an API and return an array as the response, using the declarative form will return nil in case your slice doesn't have any element, rather than an empty array. However, if make is used to create the slice, an empty array will ...
Detecting a redirect in ajax request?
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You can now use fetch API/ It returns redirected: *boolean*
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How to change color of SVG image using CSS (jQuery SVG image replacement)?
... database though. Not wrong, but pumping out xml/html/svg DOM data from an API or CMS rather than using templates or other assets just feels wrong.
– ChristoKiwi
Aug 17 '17 at 5:00
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Best way to detect that HTML5 is not supported
...oDataURL. And Opera Mini only supports basic canvas rendering with no text API support. Opera Mini can be excluded this way, just for cross reference.
– hexalys
Jan 13 '16 at 1:27
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Including JavaScript class definition from another file in Node.js
...e('./user.js');
var User = userFile.User;
http://nodejs.org/docs/v0.4.10/api/globals.html#require
Another way is:
global.User = User;
then this would be enough in server.js:
require('./user.js');
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Node.js throws “btoa is not defined” error
...life two years ago. Buffer.from() is the recommended way to use the Buffer API due to security reasons (although that link will clarify alternatives to Buffer.from() that may apply for Node v0.12.2).
– Jamie Birch
Nov 11 '18 at 13:18
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How do I find out if first character of a string is a number?
... This solution does not work since String.matches and Pattern API tries to match complete string and not just first character
– Amrish Pandey
Apr 21 '15 at 9:23
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Converting unix timestamp string to readable date
...unctions from the time module are thin wrappers around the corresponding C API and therefore they may be less portable than the corresponding datetime methods otherwise you could use them too:
#!/usr/bin/env python
import time
unix_timestamp = int("1284101485")
utc_time = time.gmtime(unix_timesta...
onActivityResult() & onResume() [duplicate]
...ivityResult (int
requestCode, int resultCode, Intent
data)
Since: API Level 1 Called when an
activity you launched exits, giving
you the requestCode you started it
with, the resultCode it returned, and
any additional data from it. The
resultCode will be RESULT_CANCELED if
the ac...