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Preserving signatures of decorated functions
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This is solved with Python's standard library functools and specifically functools.wraps function, which is designed to "update a wrapper function to look like the wrapped function". It's behaviour depends on Python version, however, as shown below. Applied to the example from the question, ...
How to conditionally push an item in an observable array?
...tils.arrayFirst(myObservableArray(), function(item) {
return itemToAdd.id === item.id;
});
if (!match) {
myObservableArray.push(itemToAdd);
}
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How to use NSCache
...e to add a sharedInstance property. Just put the following code in a file called something like NSCache+Singleton.swift:
import Foundation
extension NSCache {
class var sharedInstance : NSCache {
struct Static {
static let instance : NSCache = NSCache()
}
r...
Detecting if an NSString contains…?
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Starting from iOS 8.0, there is a new method called containsString exposed in NSString.
– tedyyu
Nov 6 '14 at 8:14
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Find all elements on a page whose element ID contains a certain text using jQuery
I'm trying to find all elements on a page whose element ID contains a certain text. I'll then need to filter the found elements based on whether they are hidden or not. Any help is greatly appreciated.
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How can I split a string into segments of n characters?
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This is technically the better answer as it will grab all the text from a string that's not evenly divisible by 3 (it will grab the last 2 or 1 characters).
– Erik
Jun 7 '11 at 0:36
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Storing JSON in database vs. having a new column for each key
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Basically, the first model you are using is called as document-based storage. You should have a look at popular NoSQL document-based database like MongoDB and CouchDB. Basically, in document based db's, you store data in json fil...
How to get WordPress post featured image URL
...t me know if it works for you.
<?php if (has_post_thumbnail( $post->ID ) ): ?>
<?php $image = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'single-post-thumbnail' ); ?>
<div id="custom-bg" style="background-image: url('<?php echo $image[0]; ?>')"&g...
What are the differences between local branch, local tracking branch, remote branch and remote track
...your commits with other machines or locations. Each machine or location is called a remote, in Git's terminology, and each one may have one or more branches. Most often, you'll just have one, named origin. To list all the remotes, run git remote:
$ git remote
bitbucket
origin
You can see which lo...
How do I inspect the view hierarchy in iOS?
...wered Sep 26 '14 at 5:44
Levi McCallumLevi McCallum
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