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How do I clone a Django model instance object and save it to the database?
...ere.
Official docs on copying model instances: https://docs.djangoproject.com/en/2.2/topics/db/queries/#copying-model-instances
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adding and removing classes in angularJs using ng-click
...d;
}
.blue{
color:blue;
}
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.23/angular.min.js"></script>
<body ng-app="ap" ng-controller="con">
<div ng-class="class">{{class}}</div>
<button ng-click="changeClass()">Change Class</b...
Android global variable
...ad to unpredicted behavior and to NPE due to memory cleanup. developerphil.com/dont-store-data-in-the-application-object
– bakua
Jan 21 '15 at 13:34
3
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How can I make Sublime Text the default editor for Git?
...2 (Build 2181)
The latest Build 2181 just added support for the -w (wait) command line argument. The following configuration will allow ST2 to work as your default git editor on Windows. This will allow git to open ST2 for commit messages and such.
git config --global core.editor "'c:/program file...
Set 4 Space Indent in Emacs in Text Mode
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Please note stackoverflow.com/questions/69934/…
– phils
May 3 '12 at 20:59
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How to Empty Caches and Clean All Targets Xcode 4 and later
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Command-Option-Shift-K to clean out the build folder. Even better, quit Xcode and clean out ~/Library/Developer/Xcode/DerivedData manually. Remove all its contents because there's a bug where Xcode will run an old version of ...
How to spyOn a value property (rather than a method) with Jasmine
...code where this method is available if you are interested.
https://github.com/jasmine/jasmine/blob/7f8f2b5e7a7af70d7f6b629331eb6fe0a7cb9279/src/core/requireInterface.js#L199
Answering the original question, with jasmine 2.6.1, you would:
const spy = spyOnProperty(myObj, 'valueA', 'get').andReturn...
How do I add a class to a given element?
... space before otherclass. It's important to include the space otherwise it compromises existing classes that come before it in the class list.
See also element.className on MDN.
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How do I get the application exit code from a Windows command line?
...level stores the exit code:
echo Exit Code is %errorlevel%
Also, the if command has a special syntax:
if errorlevel
See if /? for details.
Example
@echo off
my_nify_exe.exe
if errorlevel 1 (
echo Failure Reason Given is %errorlevel%
exit /b %errorlevel%
)
Warning: If you set an envir...
Django Admin - change header 'Django administration' text
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