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Ruby: Calling class method from instance
...ah when it comes to inheritance.
class Truck
def self.default_make
"mac"
end
def make1
self.class.default_make
end
def make2
Truck.default_make
end
end
class BigTruck < Truck
def self.default_make
"bigmac"
end
end
ruby-1.9.3-p0 :021 > b=BigTruck.new
=>...
Android Preferences: How to load the default values when the user hasn't used the preferences-screen
...Activity is created
Take a look into PreferenceManager.setDefaultValues in Android API for further investigation.
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See what process is using a file in Mac OS X
I would like to be able to track a file and see which process is touching that file. Is that possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system v...
How to configure IntelliJ (also Android Studio) redo shortcut to CTRL+Y instead of CTRL+SHIFT+Z?
The default IntelliJ / Android Studio "Redo" action shortcut is CTRL + Shift + Z and this is a common problem for Windows users.
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Executing JavaScript without a browser?
...ipt programming without a browser. I want to run scripts from the Linux or Mac OS X command line, much like we run any other scripting language (ruby, php, perl, python...)
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Java: function for arrays like PHP's join()?
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If you were looking for what to use in android, it is:
String android.text.TextUtils.join(CharSequence delimiter, Object[] tokens)
for example:
String joined = TextUtils.join(";", MyStringArray);
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How do I make an http request using cookies on Android?
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It turns out that Google Android ships with Apache HttpClient 4.0, and I was able to figure out how to do it using the "Form based logon" example in the HttpClient docs:
https://github.com/apache/httpcomponents-client/blob/master/httpclient5/src/test...
Call removeView() on the child's parent first
... You can look at its parent by looking at: view.getParent() developer.android.com/reference/android/view/…
– dongshengcn
Jun 30 '11 at 13:49
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How to Define Callbacks in Android?
... communicate with another fragment through it's shared Activity: developer.android.com/guide/components/…
– Jordy
Dec 6 '13 at 12:31
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What's onCreate(Bundle savedInstanceState)
...avedInstanceState in onCreate(Bundle savedInstanceState) I am newbie in Android. I try to understand it from developer.android.com. But I am not able to understand. Can anyone simplify it?
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