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Remove an onclick listener
... NO my friend.
Here is the implementation of hasOnClickListeners() taken from android.view.View class
public boolean hasOnClickListeners() {
ListenerInfo li = mListenerInfo;
return (li != null && li.mOnClickListener != null);
}
Thank GOD. It checks for null.
So ev...
Determine if an object property is ko.observable
...isObservable(). You can call it like ko.isObservable(vm[key]).
Update from comment:
Here is a function to determine if something is a computed observable:
ko.isComputed = function (instance) {
if ((instance === null) || (instance === undefined) || (instance.__ko_proto__ === undefined)) re...
Multiple DB Contexts in the Same DB and Application in EF 6 and Code First Migrations
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restrict edittext to single line
...
android:singleLine is now deprecated. From the documentation:
This constant was deprecated in API level 3.
This attribute is deprecated. Use maxLines instead to change the layout of a static text, and use the textMultiLine flag in the inputType attribute instead...
Android screen size HDPI, LDPI, MDPI [duplicate]
...ulator. 240 is hdpi, 160 is mdpi and below that are usually ldpi.
Extract from Android Developer Guide link above:
320dp: a typical phone screen (240x320 ldpi, 320x480 mdpi, 480x800 hdpi, etc).
480dp: a tweener tablet like the Streak (480x800 mdpi).
600dp: a 7” tablet (600x1024 mdpi).
720d...
Internet Explorer 11 detection
...
To detect MSIE (from version 6 to 11) quickly:
if(navigator.userAgent.indexOf('MSIE')!==-1
|| navigator.appVersion.indexOf('Trident/') > -1){
/* Microsoft Internet Explorer detected in. */
}
...
What is difference between instantiating an object using new vs. without
...on the heap (with the additional usefulness of scoped_ptr constraining you from copying non-copyable pointers):
scoped_ptr<Time> t(new Time(12, 0, 0));
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Git add and commit in one command
...app
git commit -m "message"
is an easy way to add all files to the index from a single dir, in this case the app dir.
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Java Swing revalidate() vs repaint()
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Mercurial Eclipse Plugin
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