EDIT: Classnames starts with a capital letter on Java System.out.println(); In this case you can also use the Logcat console, Log.v(TAG, your_value_var); I give you anothers comments and advices. First of all I think you should download a Java language paper from the beginning, there you would see and you could clarify all these doubts … Read more
You need to create an array first: let creatures = [“Cat”, “Dog”, “Bird”, “Butterfly”, “Fish”] And add an IBOutlet for your label: @IBOutlet weak var label: UILabel! And add an IBAction for your button: @IBAction func updateLabelButtonTapped(_ sender: UIButton) { // Get the index of a random element from the array let randomIndex = Int(arc4random_uniform(UInt32(creatures.count))) … Read more
The output would be 125 and then 432. The method, “secret”, cubes the number passed into it. 9 solved Considering the following method: [closed]
<input placeholder=”This grey text will be deleted if the user clicks on the input” /> You can see support here, make it work for IE lte 9 here, and see the spec here. 6 solved CSS to display form field
Code below should work. int total = 0; for(int i=0; i < str.length(); i++) { if(!Character.isWhitespace(str.charAt(i))) total++; } System.out.println(“total non-whitespace characters are ” + total); solved Counting the nonwhitespace in a String [closed]
You could use a function like this, where n is the number and d is the digit you want to count: int count_dig(int n, int d) { int result = 0; while (n > 0) { if (n % 10 == d) { result++; } n/=10; } return result; } Using this, you could print … Read more
JSFiddle Use the prompt function and assign its return value via element.css() $(‘#btn’).click(function(e){ var w=prompt(“Enter new hue:”,””); $(‘#box’).css(‘-webkit-filter’,’hue-rotate(‘+w+’deg)’); }); 0 solved How can I use an alert or form input to allow a user to set a value of a CSS parameter [closed]
Try to use google GSON Library it will fullfill the same requirements as you want. Here is the Link for a sample tutorial implemented in android how ever the language used is Java All you have to do is make a data model of same type and as members in JSOn. try the example in … Read more
From the NSMutableArray Class Reference on index: The index in the array at which to insert anObject. This value must not be greater than the count of elements in the array. Important: Raises an NSRangeException if index is greater than the number of elements in the array. So, in your first example, you’ll get a … Read more
check if its not null then cast to integer: try { if(description[i][j]!=null && description[i][j].length()>0){ id=Integer.parseInt(description[i][j]); Toast.makeText(getApplicationContext(),id, Toast.LENGTH_SHORT).show(); } } instead of try { id=Integer.parseInt(description[i][j]); } i hope its work but description[i][j] must returns string. if id getting value then print toast.otherwise no toast print.. 2 solved App is crashing when I convert string to int
One of the easiest option you have is java.util.Scanner Defention: A simple text scanner which can parse primitive types and strings using regular expressions. A Scanner breaks its input into tokens using a delimiter pattern, which by default matches whitespace. The resulting tokens may then be converted into values of different types using the various … Read more
Is there a simpler approach to reuse code in C++ as we do with packages in java? Making a header file is comparatively complicated? solved Is there a simpler approach to reuse code in C++ as we do with packages in java? Making a header file is comparatively complicated?
The question is a bit complicated and hard to follow.. Anyways I tried writing some code to the best of my understanding of the problem. Here is the part that finds the possible combinations: % input matrix A=[1 2 0 1 2 0 0 0 2 1 1 1 0 2 2 0 3 0 … Read more
System.arraycopy(scores, 2, scores, 3, 2); This copies 2 items from source index 2. therefore {3, 4} into destination position 3. Since your source and destination arrays are the same you’re overwriting the 5 with the 4 {3 4} <== items copied { 1, 2, 3, 4, 5, 6} <== original 0 1 2 3 4 … Read more
Convert.ToDateTime uses DateTime.Parse internally, with the current culture of server. And, the problem is your new server’s current culture’s DateTime format is different from your string. You can use DateTime.ParseExact() instead of this. Converts the specified string representation of a date and time to its DateTime equivalent using the specified format and culture-specific format information. … Read more