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Why is the order in dictionaries and sets arbitrary?
...entation. For the remainder of this answer, for 'dictionary', you can also read 'set'; sets are implemented as dictionaries with just keys and no values.
Keys are hashed, and hash values are assigned to slots in a dynamic table (it can grow or shrink based on needs). And that mapping process can le...
“Wrap with try…catch” in IntelliJ?
...locks-of-code-with-language-constructs.html
If you are using Ubuntu and already read above answers you may see that default key shortcut for surround with Ctrl+Alt+T is open terminal in Ubuntu.
So one way to use surround with is, in Menu Code -> Surround with. But this not let us use Intellij co...
Cache Invalidation — Is there a General Solution?
...name and last modified time of the file the data was generated from (you already stored this in whatever data structure was returned by getData(), so you just copy that record into the data structure returned by transformData()) and then when you call transformData() again, check the last modified t...
Get file size, image width and height before upload
...browse');
const EL_preview = document.getElementById('preview');
const readImage = file => {
if ( !(/^image\/(png|jpe?g|gif)$/).test(file.type) )
return EL_preview.insertAdjacentHTML('beforeend', `Unsupported format ${file.type}: ${file.name}<br>`);
const img = new Image()...
$apply already in progress error
...ction() {
$location.path('/event/' + event.id);
});
};
After reading the doc of the problem: https://docs.angularjs.org/error/$rootScope/inprog
The part Inconsistent API (Sync/Async) is very interesting:
For example, imagine a 3rd party library that has a method which will retriev...
How do I get an empty array of any size in python?
...
You can't do exactly what you want in Python (if I read you correctly). You need to put values in for each element of the list (or as you called it, array).
But, try this:
a = [0 for x in range(N)] # N = size of list you want
a[i] = 5 # as long as i < N, you're okay
...
Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
...ersion exists from a method group to a compatible delegate type.
I've already discussed how the word "compatible" is unfortunate here. Moving on. We are wondering when doing overload resolution on Y(X), does method group X convert to D1? Does it convert to D2?
Given a delegate type D and an...
Set margins in a LinearLayout programmatically
...w days ago I imported the wrong LayoutParams that didnt support Margins... Reading these answers I decided to remove my import. There are over 10 options D: I went for linearLayout.LayoutParams. Works.
– IAmGroot
May 17 '12 at 12:09
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How to remove all leading zeroes in a string
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@lonesomeday you should read his question carefully where he mentions: "note that the number above was generated randomly." so they're integers already :)
– Nabeel Khan
Apr 18 '16 at 8:26
...
PHP String to Float
...cedUnits;
Should do it for you. Check out Type-Juggling. You should also read String conversion to Numbers.
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