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How to create an object for a Django model with a many to many field?
... This should be the Django Docs about ManyToMany! much clearer then docs.djangoproject.com/en/1.10/topics/db/examples/many_to_many or docs.djangoproject.com/en/1.10/ref/models/fields, and also with the performance penalties for the different method included. Maybe you can update it for D...
Static methods - How to call a method from another method?
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If these don't depend on the class or instance then why not just make them a function? As this would seem like the obvious solution. Unless of course you think it's going to need to be overwritten, subclass etc. If so then the previous answers are the best bet. Fingers cr...
Shortest way to print current year in a website
... may look a bit odd, but it's reliable: the new Date() part is done first, then the .getFullYear().
You can drop the type, because JavaScript is the default; this is even documented as part of the HTML5 specification, which is likely in this case to be writing up what browsers already do.
You can dr...
HTTP GET request in JavaScript?
...ice explanation here, but it boils down to (from the article):
fetch(url).then(function(response) {
return response.json();
}).then(function(data) {
console.log(data);
}).catch(function() {
console.log("Booo");
});
Browser support is now good in the latest releases (works in Chrome, Firefox...
What do I use for a max-heap implementation in Python?
...min heap
heapq._heapify_max(listForTree) # for a maxheap!!
If you then want to pop elements, use:
heapq.heappop(minheap) # pop from minheap
heapq._heappop_max(maxheap) # pop from maxheap
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What's the best way to determine the location of the current PowerShell script?
...s being run.
This variable is valid in all scripts.
The function is then:
function Get-ScriptDirectory {
Split-Path -Parent $PSCommandPath
}
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How can I set the default timezone in node.js?
...:39 GMT+0100 (CET)'
You can't change the timezone later though, since by then Node has already read the environment variable.
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How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...To test this out I created a new empty .xib named "MyCustomTimerView.xib". Then I added a view, and to that added a label and two buttons. Like So:
I created a new objective-C class subclassing UIView named "MyCustomTimer". In my .xib I set my File's Owner class to be MyCustomTimer. Now I'm free ...
What is the best way to conditionally apply attributes in AngularJS?
... Just to clarify this answer: If you prefix any attribute with ng-attr-, then the compiler will strip the prefix, and add the attribute with its value bound to the result of the angular expression from the original attribute value.
– Matthias
Nov 18 '13 at 21...
Recommended Vim plugins for JavaScript coding? [closed]
...his bug, git clone --recursive https://github.com/mozilla/doctorjs.git and then make install should work
– Andy Ray
Sep 7 '11 at 20:46
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