for that you can use Local-notification to reload the tableview controller from other class or view-controller you need to set one observer in uitableviewcontroller .m file and trigger it from other class where you want it to reload the tableview you can achieve this by doing this add this trigger to the other class from … Read more
I don’t what kind of testing tool you are talking but for code it’s just IDE XCODE, for view you have some like spark inspector. For memory leak you need use “Instruments”, and when you select this tool you select “memory leak” type of analysis. You have other kinds of debug methods in this tool. … Read more
Try This: NSArray *inputArray = @[11, 45, 54, 32, 11, 56, 45, 76, 23, 87, 54, 45]; NSArray *outputArray = [inputArray valueForKeyPath:@”@distinctUnionOfObjects.self”]; Hope it Helps!! solved How to remove duplicates in an array by using only one for loop?
You are not calling sqlite3_step, which performs the update. After the sqlite3_prepare and before the sqlite3_finalize, you need something like: if (sqlite3_step(compiledStatement) != SQLITE_DONE) NSLog(@”%s: step error: %s”, __FUNCTION__, sqlite3_errmsg(database)); 0 solved Sqlite3 update query not working in ios app
You cant change the class type at runtime. Alternatively you can set your control to stop handling user interactions: self.userInteractionEnabled = NO; 1 solved Changing UIView To be instance from UIControl Programmatically [closed]
You can use custom delegates, which is used for sending messages from one object to another. So when you pressed the button of another view controller then just send the color in the method of custom delegates. Refer this Write Custom Delegates in this StackOverflow answer Refer below sample code to change the color of … Read more
You don’t translate code line by line. Different platforms and even different frameworks use different styles of API. Since your question doesn’t say what you are trying to do, I can only recommend that you read more about how stream and socket programming works on iOS in the Stream Programming Guide, or the CFNetwork Programming … Read more
There’s no reason to be using NSMutableArray here. Just use native Swift data types: let data = [“1”, “2”, “3”] self.personDownPicker = DownPicker(textField: self.servicioTextField, withData: data as NSMutableArray) solved Cannot convert value of type ‘NSMutableArray’ to expected argument type ‘[Any]!’
Movie playback does not currently work within the Simulator using GPUImage. You’ll need to run this on an actual device to have this work. I’m not sure why movie files don’t output anything when run from the Simulator, but you’re welcome to dig into the GPUImageMovie code and see what might be wrong. Since it … Read more
You should use setTitle method to set button title for states. button.setTitle(“Your button title here”, for: .normal) setValue(_:forKeyPath:) is a method from NSObject class which UIButton is a subclass of. It is not recommended to use KVO. Read this thread for more information. 5 solved UIButton set titleLabel setValue(newLabel, forKeyPath: “titleLabel”)
Your code should be var test = [[Int: Any]]() //assign your header for tes in test{ for (key, value) in tes{ // error line print(“\(key)”) } } So first of all: You must have an array of dictionary and not just a dictionary: [[Int: Any]] Change your last for to for (key, value) in tes … Read more
A solution is to send a silent notification and upon getting the notification calling exit(0) in you code but I will recommend against this as it will not pass Apple review. solved How to remove app from background programmatically in ios [closed]
I couldn’t get what you want. Is this what you want to achieve? answerScreen.text = valueOne.text! + valueTwo.text! String values can be added together (or concatenated) with the addition operator (+) to create a new String value: Check here for more details 4 solved how i can concatenate two variable it type Text Field?
Here is my version where I filter on a range based on first value of the array and the coef variable, based on the result I slice away those elements already counted and filter again on the smaller array in a loop. This solution requires the input array to be sorted in ascending order func … Read more
[NSJSONSerialization JSONObjectWithData:data options: NSJSONReadingMutableContainers error:&error]; is never returning a string. Either a NSArray or a NSDictionary. (The documentation only promises: A Foundation object from the JSON data in data, or nil if an error occurs. So it might be another type in future). You error starts with -[NSDictionaryI length]: so in your case it is … Read more