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What's the best way to develop a sideswipe menu like the one in Facebook's new iOS app?
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We've used it for several apps, but it was very difficult to maintain and add new features to it. It also has suffered from trying to implement too much. We decided to write our own called MMDrawerController. Light-weight, and focused: github.com/mutualmobile/MMDrawerController
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Java Name Hiding: The Hard Way
...now its fully qualified name.
Java: newInstance of class that has no default constructor
And then invoke the method on the instance.
Or, just invoke the method itself with reflection:
Invoking a static method using reflection
Class<?> clazz = Class.forName("net.foo.X");
Method method = cla...
How do I clone a Django model instance object and save it to the database?
... the primary key of your object and run save().
obj = Foo.objects.get(pk=<some_existing_pk>)
obj.pk = None
obj.save()
If you want auto-generated key, set the new key to None.
More on UPDATE/INSERT here.
Official docs on copying model instances: https://docs.djangoproject.com/en/2.2/topics...
Add legend to ggplot2 line plot
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I tend to find that if I'm specifying individual colours in multiple geom's, I'm doing it wrong. Here's how I would plot your data:
##Subset the necessary columns
dd_sub = datos[,c(20, 2,3,5)]
##Then rearrange your data frame
library(reshape2)
dd = melt(dd_sub, id=c("fecha"))
All tha...
How to spyOn a value property (rather than a method) with Jasmine
... as needed.
const spy = spyOnProperty(myObj, 'myGetterName', 'get').and.callThrough(); // Call the real thing.
Here's the line in the github source code where this method is available if you are interested.
https://github.com/jasmine/jasmine/blob/7f8f2b5e7a7af70d7f6b629331eb6fe0a7cb9279/src/core/...
file_put_contents(meta/services.json): failed to open stream: Permission denied
...tisan cache:clear
chmod -R 777 storage/
composer dump-autoload
Laravel < 5.4
php artisan cache:clear
chmod -R 777 app/storage
composer dump-autoload
NOTE: DO NOT DO THIS ON ANY REMOTE SERVER (DEV OR PRODUCTION)
When I asked this question, this was a problem on my localhost, running in a ...
How to invoke the super constructor in Python?
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In line with the other answers, there are multiple ways to call super class methods (including the constructor), however in Python-3.x the process has been simplified:
Python-2.x
class A(object):
def __init__(self):
print "world"
class B(A):
def __init__(self):...
How to remove debugging from an Express app?
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I just tried this, but I'm getting TypeError: Object #<Object> has no method 'set' ... what's wrong? I have io = require("socket.io")
– user644745
Oct 10 '11 at 7:51
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bool operator ++ and --
...e after it (barring overflow).
However, it's impossible to predict the result of -- given knowledge only of the truth value of x, as it could result in false (if the integral value is 1) or true (if the integral value is anything else - notably this includes 0 [false] and 2 or more [true]).
So as a ...
How to specify different Debug/Release output directories in QMake .pro file
... OBJECTS_DIR = $${DESTDIR}/.obj. Cheers!
– Xavier Holt
Mar 7 '12 at 4:16
4
Mind explaining how t...