I have removed some Jenkins views that listed jobs in categories for me. I keep backup of Jenkins filesystem and I now want to restore these views. Where are the configurations files for Jenkins views stored on filesystem? Answer The views are stored in the main config.xml file (JENKINS_HOME or jenkins user home directory). For … Read more
Suppose I have this data frame: times vals 1 1 2 2 3 4 3 7 6 set up with foo <- data.frame(times=c(1,3,7), vals=c(2,4,6)) and I want this one: times vals 1 1 2 2 2 2 3 3 4 4 4 4 5 5 4 6 6 4 7 7 6 That is, I … Read more
I’ve just started getting accustomed with ES6 syntax and I was wondering if it was possible to assign to a variable with an arrow function. I’m writing a basic lightweight AJAX helper library and on a status of 200, I want to return a payload to the user, which I currently do with: var responseData … Read more
I searched for a package to auto-indent and beautify my React/babel code. I just tried atom-beautify which seems to have good feeback on Atom. But the result on an usual babel file is not good enough: “HTML tag” doesn’t indent as wanted. Has anyone tried to use atom-beautify with babel? Answer I currently use the … Read more
I read many threads, but none solved this question in a clear, consistent answer for the latest version of Swift. For example, this question‘s top answer suggests UINavigationBar.appearance().setShadowImage(). However, such a method does not exist in the latest version of swift. I don’t want to hide the bottom border. I just want to change the … Read more
I am trying to use the @JsonIdentityInfo from Jackson 2 as described here. For testing purposes I created the following two classes: public class A { private B b; // constructor(s) and getter/setter omitted } public class B { private A a; // see above } Of course, the naive approach failes: @Test public void … Read more
The documentation says that “You can also provide a parameter to the next method to send a value to the generator.” Where does it sends it to? For example, take these 3 generators: function* one() { while(true) { var value = yield null; } } var g1 = one(); g1.next(); g1.next(1000); //yields null function* two() … Read more
public class Car { private int maxSpeed; public Car(int maxSpeed) { this.maxSpeed = maxSpeed; } public int getMaxSpeed() { return maxSpeed; } } We can sort a list of cars by, Car carX = new Car(155); Car carY = new Car(140); List<Car> cars = new ArrayList<>(); cars.add(carX); cars.add(carY); cars.sort(Comparator.comparing(Car::getMaxSpeed)); If we see the signature of … Read more
Is it possible to dynamically change global stylesheets? EDIT: The purpose is to allow the user to pick the styles he prefers. In Angular 1, I was able to wrap a controller around the head tag and use bindings in there. Example below (simplified code): index.html <!DOCTYPE html> <html ng-app=”app” ng-controller=”AppController”> <head> <title>Title</title> <link rel=”stylesheet” … Read more
is it possible to discern between these two methods? should one not mutate an rvalue when in this case seems perfectly reusable? TYPE a; TYPE b = -a; // unary operator- of a TYPE& aka lvalue ref TYPE c = -(a+b); // unary operator- of a TYPE&& aka rvalue ref Answer You can use reference … Read more
