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How to serialize SqlAlchemy result to JSON?
...isited_objs:
return None
_visited_objs.append(obj)
# an SQLAlchemy class
fields = {}
for field in [x for x in dir(obj) if not x.startswith('_') and x != 'metadata']:
fields[field] = obj.__getattr...
Angularjs - display current date
...unction Ctrl($scope)
{
$scope.date = new Date();
}
view:
<div ng-app ng-controller="Ctrl">
{{date | date:'yyyy-MM-dd'}}
</div>
JSFiddle example
Angular Date Filter Ref
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...
One Activity and all other Fragments [closed]
...
It depends on the app you are creating. I've created several apps using both approaches and can't say one way is always better than the other. The latest app I created I used the single Activity approach and a Facebook style navigation. Whe...
WPF vs Silverlight [duplicate]
...
WPF is a Windows desktop technology for developing Windows application in the .Net framework.
Silverlight is a web technology, that is fully supported by a browser plugin on both Windows and MAC (in a similar fashion to Flash). There is also a plugin for running Silverlight on Linux...
How to avoid reverse engineering of an APK file?
I am developing a payment processing app for Android, and I want to prevent a hacker from accessing any resources, assets or source code from the APK file.
...
How to prevent multiple instances of an Activity when it is launched with different Intents
I've come across a bug in my application when it is launched using the "Open" button on the Google Play Store app (previously called Android Market). It seems that launching it from the Play Store uses a different Intent than launching it from the phone's application menu of icons. This is leadi...
How to reverse a 'rails generate'
...ithout actually deleting them.
$ rails d controller welcome -p
remove app/controllers/welcome_controller.rb
invoke erb
remove app/views/welcome
invoke test_unit
remove test/controllers/welcome_controller_test.rb
invoke helper
remove app/helpers/welcome_helper.rb
invoke...
How do you reference a capture group with regex find and replace in Visual Studio 2012, 2013, 2015,
...ecked, and put the following as the text to find:
_platformActions.InstallApp\((.+)\)
And the following as the text to replace it with:
this.Platform().App($1).Install()
Note: As SLaks points out in a comment below, the change in regex syntax is due to VS2012 switching to the standard .Net regex...
Android: Remove all the previous activities from the back stack
...is is the official way to got. No need to change all the activities in the app.
– AlikElzin-kilaka
Feb 13 '15 at 1:50
...
How do I force my .NET application to run as administrator?
... works on Visual Studio 2008 and higher: Project + Add New Item, select "Application Manifest File". Change the <requestedExecutionLevel> element to:
<requestedExecutionLevel level="requireAdministrator" uiAccess="false" />
The user gets the UAC prompt when they start the program. ...