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In Django, how does one filter a QuerySet with dynamic field lookups?
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A simplified example:
In a Django survey app, I wanted an HTML select list showing registered users. But because we have 5000 registered users, I needed a way to filter that list based on query criteria (such as just people who completed a certain workshop). In orde...
Flattening a shallow list in Python [duplicate]
...hat's iterable, which should include Django's iterable QuerySets, which it appears that you're using in the question.
Edit: This is probably as good as a reduce anyway, because reduce will have the same overhead copying the items into the list that's being extended. chain will only incur this (same...
What's the UIScrollView contentInset property for?
...on this, I can move it its own question, but based on this, what actually happens if you set each contentInset value to 0 other than the contentHeight for example? Does that force the whole scrollview to be the height you set it to?
– jakev
Apr 14 '13 at 17:33
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How do I mock a service that returns promise in AngularJS Jasmine unit test?
...ll returning promise', function() {
var myService;
beforeEach(module('app.myService'));
beforeEach(inject( function(_myService_, myOtherService, $q){
myService = _myService_;
spyOn(myOtherService, "makeRemoteCallReturningPromise").and.callFake(function() {
var deferred = $q.d...
No module named _sqlite3
I am trying to run a Django app on my VPS running Debian 5. When I run a demo app, it comes back with this error:
21 ...
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
...have iOS to open URLs from my domain (e.g. http://martijnthe.nl ) with my app whenever the app is installed on the phone, and with Mobile Safari in case it is not.
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How can I create tests in Android Studio?
... 10 minutes, you will be all set up to start adding your tests to your own app. I think you'll be surprised how easy it is. I certainly was.
Intro to Android Testing
There are two different types of tests that you will do.
Local unit tests. These are run locally on the JVM (Java Virtual Machine). S...
How are people managing authentication in Go? [closed]
For those building RESTful APIs and JS front-end apps in Go, how are you managing authentication? Are you using any particular libraries or techniques?
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Android - border for button
... supplies updated Material styles for the button in the constructor. Using app:strokeColor and app:strokeWidth you can create a custom border as following:
1. When you use androidx:
build.gradle
dependencies {
implementation 'androidx.appcompat:appcompat:1.1.0'
implementation 'com.googl...
Using ConfigurationManager to load config from an arbitrary location
...nfiguration configuration = System.Configuration.ConfigurationManager.OpenMappedMachineConfiguration(fileMap);
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