White = 255 255 255 Black = 0 0 0 There’s an easy code to check it Byte r = Color.White.R; // r = 255 Byte g = Color.White.G; // g = 255 Byte b = Color.White.B; // b = 255 solved What is the color white returned from the GetPixel() method? [closed]
You have several syntax errors. The first one is here on line 33 elif playmindset == “d”: playtemp = random.choice([1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,4,4,4,4,4,5,5,]) playruns = playtemp playscore = playscore + playruns print(“You scored” ,playruns, “runs.”, team, “is on”, playscore,” runs.”) elif playruns == 5: # this line print(“Your player is out! “, team,”‘s current score is:”, playscore,”runs”) playouts … Read more
String is immutable. so, sub.toUpperCase() doesn’t change the string internals. It just returns you a new string value that is uppercased: To uppercase sub, rather assign sub to the result of the toUpperCase() method like so: sub = sub.toUpperCase(); That way, you return a new uppercase string. solved Why you can’t just paste method to … Read more
Method: public static void main(String[] args) { String s = “(1,2)”; System.out.println(“x=” + s.substring(1, s.indexOf(“,”))); System.out.println(“y=” + s.substring(s.indexOf(“,”)+1, s.length()-1)); } Will give the following output: x=1 y=2 This will even work, if the numbers have more than one digit. 0 solved Extract co ordinates from string [closed]
By placing void in front of any function definition, you make it so that the function does not need to return a value. For example: void test(void) { … } Would not return anything. 3 solved how return keyword work in main function or any user defined function? [closed]
Introduction DateFormat is an important tool for formatting and manipulating dates and times in Java. It is used to convert a date from one format to another, to parse a date from a string, to format a date into a string, and to calculate the difference between two dates. DateFormat is also used to validate … Read more
You can only read into a variable: std::cin >> x; but you can output the value of any (suitably typed) expression: std::cout << sqr(x); 13 solved I am getting an error regarding std::istream and int x [closed]
Make the class .active declaration the last line of your CSS file and it will work. What is happening here is that the class .menu-inheader (the one you use on sub-buttons) have the same CSS specificity of the class .active, so the browser is using the last one declared in the .css file. For more … Read more
using java 8 fluent Date/Time classes: LocalDate inputDate = … LocalDate prevSat = inputDate.with(TemporalAdjusters.previous(DayOfWeek.SATURDAY)); 4 solved How to get Saturday date from Calendar in java for a specified week? [closed]
you have two approaches: ArrayList<String> ar = new ArrayList(); ar.add(“UserId”); //adding item to arraylist ar.add(“Directory”); ar.add(“Username”); ar.add(“PhoneNumber”); // approach one using iteration for (Iterator<String> it = ar.iterator(); it.hasNext(); ) { String f = it.next(); if (f.equals(“UserId”)) System.out.println(“UserId found”); } // approach two using a colletion which supports fetching element by key Map<String,String> myMap=new HashMap<>(); for(String … Read more
Introduction This question is a duplicate of a previously asked question. This question is asking why a particular function returns a certain value. The answer to this question can be found by examining the code of the function and understanding the logic behind it. By understanding the logic behind the function, it is possible to … Read more
Define a method that returns true if the PackageManager can find it: Example: private boolean checkThisApp(String uri) { PackageManager myPackageManager = getPackageManager(); boolean app_installed; try { myPackageManager.getPackageInfo(uri, PackageManager.GET_ACTIVITIES); app_installed = true; } catch (PackageManager.NameNotFoundException e) { app_installed = false; } return app_installed; } and use it in the Activity/Fragment like: boolean isAppInstalled = checkThisApp(“com.facebook.katana”); 1 … Read more
Yes, its possible. Use submit buttons to send the form, and use HTTP_REFERER from global $_SERVER array to go back. This is the only way I know without javascript. But I suggest you to make a javascript check at the page load and tell the user to turn on javascript. <?php $back = “https://stackoverflow.com/”; if … Read more
Introduction Executing code during runtime that cannot be included in the main program is a common challenge faced by developers. This can be due to a variety of reasons, such as the code being too large or complex to include in the main program, or the code needing to be updated frequently. Fortunately, there are … Read more
From your non-understable question, I can guess that you want the vector to treat the [] operator as “edit if it is exist or create if it is not”. Some thing like the behavior of [] operator in std::map for example.. You simply can not. It was not designed like this. BTW, you may do … Read more