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How do I flag a method as deprecated in Objective-C 2.0?
..._attribute__((deprecated("Your message goes here")))
A practical example, from Mantle
@interface NSValueTransformer (UnavailableMTLPredefinedTransformerAdditions)
+ (NSValueTransformer *)mtl_externalRepresentationTransformerWithModelClass:(Class)modelClass __attribute__((deprecated("Replaced by +...
Is there a regular expression to detect a valid regular expression?
...t;)|\)(?<-N>))(?:(?:[?+*]|\{\d+(?:,\d*)?\})[?+]?)?|\|)*$(?(N)(?!))
From the comments:
Will this validate substitutions and translations?
It will validate just the regex part of substitutions and translations. s/<this part>/.../
It is not theoretically possible to match all va...
EProgrammerNotFound exception in Delphi?
...adly i cannot use EProgrammerNotFound, as my EProgrammerException descends from EInvisibleException; as it meant as a cross between an assertion failure and an EAbort exception (i caught a programmer screwing something up, and i'm going to stop here).
– Ian Boyd
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Difference between android.app.Fragment and android.support.v4.app.Fragment
...
As of 2018:
From android.app.Fragment documentation:
This class was deprecated in API level 28.
Use the Support Library Fragment for consistent behavior across all devices and access to Lifecycle.
So support fragments (android.s...
Why does (“foo” === new String(“foo”)) evaluate to false in JavaScript?
...
From the node.js REPL ("node" on the command-line if installed):
> "foo" === (new String("foo")).valueOf()
true
> "foo" === new String("foo")
false
> typeof("foo")
'string'
> typeof(new String("foo"))
'object'
&g...
Check for internet connection availability in Swift
...et out to translate this to Swift. I hit many snags but thanks to Martin R from StackOverflow, I managed to resolve them and finally get a workable solution in Swift. Here is the code.
import Foundation
import SystemConfiguration
public class Reachability {
class func isConnectedToNetwork() -...
How do I convert a org.w3c.dom.Document object to a String?
...(completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where they have
...
bower command not found
...th multiple projects. Bower should be installed in the node_moduleslocally from package.json and not globally, since different projects can use different versions (that's the whole point of npm). The real problem is that the system is not able to find the local bower executable.
...
What are the differences between PMD and FindBugs?
... Rules, bundled with a Rule Designer to let you easily construct new rules from code samples (similar to RegEx and XPath GUI builders). FindBugs is stronger out of the box, but constructing project specific rules and patterns is very important.
For example, I encountered a performance problem invol...
AngularJS $resource RESTful example
...
$resource was meant to retrieve data from an endpoint, manipulate it and send it back. You've got some of that in there, but you're not really leveraging it for what it was made to do.
It's fine to have custom methods on your resource, but you don't want to mis...