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How do I get a substring of a string in Python?
... answered Mar 20 '12 at 0:58
EndophageEndophage
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How do I include a JavaScript file in another JavaScript file?
... it could be simply `hello.js`
export function hello(text) {
const div = document.createElement('div');
div.textContent = `Hello ${text}`;
document.body.appendChild(div);
}
Read more at https://jakearchibald.com/2017/es-modules-in-browsers/
Dynamic imports in browsers
Dynamic imports let t...
How do you list the active minor modes in emacs?
How do you list the active minor modes in emacs?
5 Answers
5
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When should one use RxJava Observable and when simple Callback on Android?
... @Override
public void call(Photo photo) {
// do some stuff with your photo
}
});
Callback:
api.getUserPhoto(photoId, new Callback<Photo>() {
@Override
public void onSuccess(Photo photo, Response response) {
}
});
The RxJava varia...
Function Pointers in Java
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@zneak, @Raedwald: You can do this in C by passing along a pointer to user data (eg: struct). (and can encapsulate it with each new level of callback indirection) It's actually fairly clean.
– brice
Jun 10 '11 at ...
Objective-C: Where to remove observer for NSNotification?
...e that depends:
On your use case (Which notifications are observed? When do they get send?)
The implementation of the observer (When is it ready to receive notifications? When is it no longer ready?)
The intended life-time of the observer (Is it tied to some other object, say, a view or view contr...
How do I install package.json dependencies in the current directory using npm
... install all the dependencies in a specific node_modules directory . How do I do this?
3 Answers
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Is there a short contains function for lists?
... list to see if an item exists in a list, but is there a quick way to just do?:
4 Answers
...
How do you remove the title text from the Android ActionBar?
...for hiding the title on first launch. In another activity calling setTitle doesn't work. Is there a way to swap action bar styles at runtime?
– speedynomads
Oct 23 '13 at 13:57
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Why use pointers? [closed]
...
Why use pointers over normal variables?
Short answer is: Don't. ;-) Pointers are to be used where you can't use anything else. It is either because the lack of appropriate functionality, missing data types or for pure perfomance. More below...
When and where should I use pointers...