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Why is extending native objects a bad practice?
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Extending prototypes of built-ins is indeed a bad idea. However, ES2015 introduced a new technique that can be utilized to obtain the desired behavior:
Utilizing WeakMaps to associate types with built-in prototypes
The following implementation extends the Number and Array ...
How can a time function exist in functional programming?
...en of type RealWorld and returns a new token, together with a result.
The idea behind this is that each IO action mutates the outside state, represented by the magical token RealWorld. Using monads, one can chain multiple functions that mutate the real world together. The most important function of...
Choose File Dialog [closed]
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Thanx schwiz for idea! Here is modified solution:
public class FileDialog {
private static final String PARENT_DIR = "..";
private final String TAG = getClass().getName();
private String[] fileList;
private File currentPath;
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Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot? [close
...ed up again. The major drawback with Swing is that it hangs on to some old ideas which very kind of bleeding edge 15 years ago but which feel "clumsy" today. For example, the table views do support filtering and sorting but you still have to configure this. You'll have to write a lot of boiler plate...
Copy constructor for a class with unique_ptr
...issing.
To avoid this, the copy has to be done via the clone-pattern. The idea is to do the copy through a virtual function clone_impl() which returns a Base* in the base class. In the derived class, however, it is extended via covariance to return a Derived*, and this pointer points to a newly cre...
How to find what code is run by a button or element in Chrome using Developer Tools
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Thanks for throwing in more ideas. This is another way of doing it. Downside is it needs jQuery and the title of this question asks to only rely on Chrome's tools. I'll edit your response to make it clear it's a jQuery method and also use something more...
Why is the JVM stack-based and the Dalvik VM register-based?
...d on their laptops since it's a "light-weight" os... That seems like a bad idea if the laptop is not ARM, and perhaps has an architecture with many registers?
– aioobe
Apr 27 '10 at 7:55
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Good MapReduce examples [closed]
... that they are limited to key-value based implementations of the MapReduce idea (so they are limiting in applicability).
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What is object slicing?
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What the? I had no idea operators could be marked virtual
– paulm
Mar 2 '15 at 15:23
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Is it possible to override the configuration of a plugin already defined for a profile in a parent P
...ent levels in the framework. And duplicating profiles should not be a good idea, because I would need to report changes in the parent POM and most often I am not aware of them. I just would like to override the behavior only for the compilation of test classes in my project.
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