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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...
Insert multiple rows WITHOUT repeating the “INSERT INTO …” part of the statement?
...
INSERT INTO dbo.MyTable (ID, Name)
SELECT 123, 'Timmy'
UNION ALL
SELECT 124, 'Jonny'
UNION ALL
SELECT 125, 'Sally'
For SQL Server 2008, can do it in one VALUES clause exactly as per the statement in your question (you just need to add a comma to se...
What does “for” attribute do in HTML tag?
...ement:
<label>Input here:
<input type='text' name='theinput' id='theinput'>
</label>
The other way is to use the for attribute, giving it the ID of the associated input:
<label for="theinput">Input here:</label>
<input type='text' name='whatever' id='theinput...
Check whether an input string contains a number in javascript
My end goal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
...
The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?
...ker With a reasonably modern compiler, StringBuilder might be used automatically. Check your environment before using += . See stackoverflow.com/questions/1532461/…
– gimel
Mar 15 '13 at 9:46
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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...
Why does Haskell's “do nothing” function, id, consume tons of memory?
Haskell has an identity function which returns the input unchanged. The definition is simple:
1 Answer
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Sort objects in an array alphabetically on one property of the array
... least remember the linting thing :)
– Michael Tranchida
May 18 '18 at 22:40
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Comparing mongoose _id and strings
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Mongoose uses the mongodb-native driver, which uses the custom ObjectID type. You can compare ObjectIDs with the .equals() method. With your example, results.userId.equals(AnotherMongoDocument._id). The ObjectID type also has a toString() method, if you wish to store a stringified version of t...
AngularJS ng-repeat handle empty list case
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@MKSafi, it is creating a new variable on the scope called filteredItems and setting its value to (items | filter:keyword) - in other words, the array returned by the filter
– AlexFoxGill
Jan 14 '14 at 16:26
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