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How to use regex in String.contains() method in Java
I want to check if a String contains the words "stores", "store", and "product" in that order, no matter what is in between them.
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Why isn't there a Guid.IsNullOrEmpty() method
...Jun 13 '17 at 3:03
Shimmy Weitzhandler
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answered Mar 23 '12 at 10:29
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How to set UICollectionViewDelegateFlowLayout?
...from UICollectionViewDelegate.
I admit it caught me off guard at first.
Oh and this will only work if self.collectionView.collectionViewLayout is actually set to your flow layout. (or set with initWithFrame:collectionViewLayout:)
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How can I add items to an empty set in python
...>>> type(D)
<type 'set'>
What you've made is a dictionary and not a Set.
The update method in dictionary is used to update the new dictionary from a previous one, like so,
>>> abc = {1: 2}
>>> d.update(abc)
>>> d
{1: 2}
Whereas in sets, it is used to a...
Group by with multiple columns using lambda
...y test for each object you're grouping by would fail since they're objects and not structs.
– Jacob
Aug 4 '11 at 2:17
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JavaScript hashmap equivalent
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Hash your objects yourself manually, and use the resulting strings as keys for a regular JavaScript dictionary. After all, you are in the best position to know what makes your objects unique. That's what I do.
Example:
var key = function(obj){
// Some unique o...
How to get the browser viewport dimensions?
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Cross-browser @media (width) and @media (height) values
const vw = Math.max(document.documentElement.clientWidth || 0, window.innerWidth || 0)
const vh = Math.max(document.documentElement.clientHeight || 0, window.innerHeight || 0)
window.innerWidth a...
Is it possible to style a select box? [closed]
...ome jQuery plugins out there that convert <select>'s to <ol>'s and <option>'s to <li>'s, so that you can style it with CSS. Couldn't be too hard to roll your own.
Here's one: https://gist.github.com/1139558 (Used to he here, but it looks like the site is down.)
Use it like ...
How to merge two files line by line in Bash
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the J option does not work on macOS Mojave but your command does perfectly. Thanks.
– Duck
Dec 27 '18 at 15:51
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How can I conditionally require form inputs with AngularJS?
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As a side note, you can also use a function and do more complex logic there.
– Leandro Zubrezki
Nov 22 '15 at 12:47
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