Closed. This question is opinion-based. It is not currently accepting answers. Closed 4 years ago. Locked. This question and its answers are locked because the question is off-topic but has historical significance. It is not currently accepting new answers or interactions. I’ve seen examples like this: public class MaxSeconds { public static final int MAX_SECONDS … Read more
I want to implement constants in a class, because that’s where it makes sense to locate them in the code. So far, I have been implementing the following workaround with static methods: class MyClass { static constant1() { return 33; } static constant2() { return 2; } // … } I know there is a … Read more
This is the error I get when using const: <error line=”2″ column=”1″ severity=”warning” message=”'const' is available in ES6 (use esnext option) or Mozilla JS extensions (use moz).” source=”jshint.W104″ /> My code looks like this: const Suites = { Spade: 1, Heart: 2, Diamond: 3, Club: 4 }; The code works fine only JSHint is warning … Read more
What is the difference between const and final keyword in Dart? 15 Answers 15
I’ve recently come across the const keyword in JavaScript. From what I can tell, it is used to create immutable variables, and I’ve tested to ensure that it cannot be redefined (in Node.js): const x = ‘const’; const x = ‘not-const’; // Will give an error: ‘constant ‘x’ has already been defined’ I realise that … Read more
Is there a difference between the following definitions? const double PI = 3.141592653589793; constexpr double PI = 3.141592653589793; If not, which style is preferred in C++11? 5 Answers 5
I have recently read about the const keyword, and I’m so confused! I can’t find any difference between const and the val keyword, I mean we can use both of them to make an immutable variable, is there anything else that I’m missing? 8 Answers 8
When trying to compile my class I get an error: The constant ‘NamespaceName.ClassName.CONST_NAME’ cannot be marked static. at the line: public static const string CONST_NAME = “blah”; I could do this all of the time in Java. What am I doing wrong? And why doesn’t it let me do this? 6 Answers 6
I ran into an issue today with files uploaded through the WordPress Backend not getting the correct permissions. The permission on the new 2018 folder in the uploads directory as well as the files within it were too tight, the webserver user couldn’t even access them. I found the constants FS_CHMOD_DIR and FS_CHMOD_FILE that can … Read more
This failed: define(‘DEFAULT_ROLES’, array(‘guy’, ‘development team’)); Apparently, constants can’t hold arrays. What is the best way to get around this? define(‘DEFAULT_ROLES’, ‘guy|development team’); //… $default = explode(‘|’, DEFAULT_ROLES); This seems like unnecessary effort. 17 Answers 17
