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How can I create an object based on an interface file definition in TypeScript?
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Thanks. I was hoping to get away from having to define all of the modal contents initially. Would it be easier if instead of an interface I defined Modal as a class with properties and then used new and a constructor to set up all of the initial values?
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PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
... practice to declare "Property" access type is to move ALL the annotations from the member properties to the corresponding getters. A big word of caution is not to mix "Field" and "Property" access types within the entity class otherwise the behavior is undefined by the JSR-317 specifications.
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When do I need to use AtomicBoolean in Java?
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Here is the notes (from Brian Goetz book) I made, that might be of help to you
AtomicXXX classes
provide Non-blocking Compare-And-Swap implementation
Takes advantage of the support provide
by hardware (the CMPXCHG instruction
on Intel) When ...
Move existing, uncommitted work to a new branch in Git
... switch subcommand in an attempt to clear some of the confusion that comes from the overloaded usage of checkout (switching branches, restoring files, detaching HEAD, etc.)
Starting with this version of Git, replace above's command with:
git switch -c <new-branch>
The behavior is identical...
Extracting text OpenCV
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You can detect text by finding close edge elements (inspired from a LPD):
#include "opencv2/opencv.hpp"
std::vector<cv::Rect> detectLetters(cv::Mat img)
{
std::vector<cv::Rect> boundRect;
cv::Mat img_gray, img_sobel, img_threshold, element;
cvtColor(img, img_g...
How do I get LaTeX to hyphenate a word that contains a dash?
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From https://texfaq.org/FAQ-nohyph:
TeX won’t hyphenate a word that’s already been hyphenated. For
example, the (caricature) English surname Smyth-Postlethwaite wouldn’t
hyphenate, which could be troublesome. Th...
Get an object's class name at runtime
...nstructor.name;
// OR return (this as any).constructor.name;
}
}
// From outside the class:
var className = (<any>new MyClass()).constructor.name;
// OR var className = (new MyClass() as any).constructor.name;
console.log(className); // Should output "MyClass"
// From inside the class:...
Why Would I Ever Need to Use C# Nested Classes [duplicate]
...ll as protected of course).
Basically, if you only need to use this class from within the "parent" class (in terms of scope), then it is usually appropiate to define it as a nested class. If this class might need to be used from without the assembly/library, then it is usually more convenient to th...
How to make an immutable object in Python?
...le creates a type similar to what I described in this answer, i.e. derived from tuple and using __slots__. It is available in Python 2.6 or above.
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iOS difference between isKindOfClass and isMemberOfClass
... instance of the specified class or an instance of any class that inherits from the specified class.
isMemberOfClass: returns YES if, and only if, the receiver is an instance of the specified class.
Most of the time you want to use isKindOfClass: to ensure that your code also works with subclasses...