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Declaring variables inside loops, good practice or bad practice?
...their scope is restricted to inside the loop. It cannot be referenced nor called outside of the loop.
This way:
If the name of the variable is a bit "generic" (like "i"), there is no risk to mix it with another variable of same name somewhere later in your code (can also be mitigated using the -W...
Override valueof() and toString() in Java enum
...o have spaces in them, but enums can't have spaces in their values so it's all bunched up. I want to override toString() to add these spaces where I tell it to.
...
import .css file into .less file
...by the browser at runtime ; with (inline), the CSS file's contents are actually imported into the compiled stylesheet, which is what you want if that file is out of your web root for example. Note that the default behaviour when @importing a .css file is the same as with the (css) flag - read the d...
DTO = ViewModel?
...thout any behavior.
ViewModels are the model of the view. ViewModels typically are full or partial data from one or more objects (or DTOs) plus any additional members specific to the view's behavior (methods that can be executed by the view, properties to indicate how toggle view elements etc...). ...
Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
...gin to view their wine cellar.
My ModelViewSets were working just fine and all of a sudden I get this frustrating error:
17...
Static Vs. Dynamic Binding in Java
... is vehicle but object will be Car
vehicle.start(); //Car's start called because start() is overridden method
}
}
class Vehicle {
public void start() {
System.out.println("Inside start method of Vehicle");
}
}
class Car extends Vehicle {
@Override
public void st...
Difference between add(), replace(), and addToBackStack()
What is the main difference between calling these methods:
9 Answers
9
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Enum Naming Convention - Plural
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Would you really put a [Flags] attribute on your example though? It doesn't make sense for something to have a status of both "Incomplete" and "Ready". If you had enum [Flags]Steps { First, Second, Third }, would you really name your var...
What is the advantage of using abstract classes instead of traits?
...or parameters
Abstract classes are fully interoperable with Java. You can call them from Java code without any wrappers. Traits are fully interoperable only if they do not contain any implementation code
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What does the Java assert keyword do, and when should it be used?
... @hoodaticus you mean solely the fact that I can turn on/off all assertions for prod code is the reason? Because I can do complex data validation anyways and then handle it with exceptions. If I have production code, I could turn off the complex (and maybe expensive) assertions, becaus...