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Why must a lambda expression be cast when supplied as a plain Delegate parameter
...o by x to be? Yes, the compiler could generate a new delegate type with an appropriate signature, but that's rarely useful and you end up with less opportunity for error checking.
If you want to make it easy to call Control.Invoke with an Action the easiest thing to do is add an extension method to...
Custom attributes in styles.xml
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The error disappears, but my view doesn't adopt the attribute value, while it does adopt the other (non-custom) attributes. My particular attribute is an enum. Is the snippet above working for you?
– Paul Lammertsma
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Android: open activity without save into the stack
...of list DOES NOT be saved into 'history'" Therefore whenever you open your application again that will bring you to the main activity
– Marcin S.
Sep 11 '12 at 17:28
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Overriding a Rails default_scope
...idea, but will likely cause multiple headaches during the lifetime of your app.
– thomax
May 8 '14 at 7:46
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Objective-C ARC: strong vs retain and weak vs assign
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After reading so many articles Stackoverflow posts and demo applications to check variable property attributes, I decided to put all the attributes information together:
atomic //default
nonatomic
strong=retain //default
weak
retain
assign //default
unsafe_un...
Android: Go back to previous activity
I want to do something simple on android app.
How is it possible to go back to a previous activity.
23 Answers
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Flask-SQLalchemy update a row's information
...ask
from flask.ext.sqlalchemy import SQLAlchemy
from pprint import pprint
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqllite:////tmp/users.db'
db = SQLAlchemy(app)
class User(db.Model):
id = db.Column(db.Integer, primary_key=True)
name = db.Column(db.String(80), unique...
What does ellipsize mean in android?
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Text:
This is my first android application and
I am trying to make a funny game,
It seems android is really very easy to play.
Suppose above is your text and if you are using ellipsize's start attribute it will seen like this
This is my first android...
What is the iPad user agent?
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Mozilla/5.0(iPad; U; CPU iPhone OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B314 Safari/531.21.10
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Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot? [close
...l necessary platforms supported? Can you package the native DLLs with your app?
See here, how to do this for SWT.
If you have a choice here, you should prefer Qt over SWT. Qt has been developed by people who understand UI and the desktop while SWT has been developed out of necessity to make Eclips...