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A field initializer cannot reference the nonstatic field, method, or property
I have a class and when I try to use it in another class I receive the error below.
4 Answers
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assign multiple variables to the same value in Javascript
... You may want to comment how the behavior will differ primitive types and reference types when assigning values the way you suggest.
– Steven Wexler
Jun 7 '13 at 4:31
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Why is it slower to iterate over a small string than a small list?
I was playing around with timeit and noticed that doing a simple list comprehension over a small string took longer than doing the same operation on a list of small single character strings. Any explanation? It's almost 1.35 times as much time.
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Reading HTML content from a UIWebView
...L as an instance of NSURL (which can easily be instantiated from NSString) and returns a string with the complete contents of the page at that URL. For example:
NSString *googleString = @"http://www.google.com";
NSURL *googleURL = [NSURL URLWithString:googleString];
NSError *error;
NSString *google...
Cocoa Core Data efficient way to count entities
...just solved this task with selecting all with NSFetchedResultsController and getting the count of the NSArray ! I am sure this is not the best way...
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How can I make space between two buttons in same div?
...uestion was for Bootstrap 2.x, but the same is still valid for Bootstrap 3 and Bootstrap 4.
In Bootstrap 4 you will need to add appropriate margin to your groups using utility classes, such as mx-2.
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How do I run Asynchronous callbacks in Playground
Many Cocoa and CocoaTouch methods have completion callbacks implemented as blocks in Objective-C and Closures in Swift. However, when trying these out in Playground, the completion is never called. For example:
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How to check if a DateTime occurs today?
...wonder why he would ask StackOverflow how to use a custom class he created and expect us to magically know how it worked. ;)
– Brian Schroth
Oct 21 '09 at 16:04
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How to remove text from a string?
...123".replace(/data-/g,'');
PS: The replace function returns a new string and leaves the original string unchanged, so use the function return value after the replace() call.
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Is there any way to specify a suggested filename when using data: URI?
...works on Chrome, Firefox, Edge, Opera, desktop Safari 10+, iOS Safari 13+, and not IE11.
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