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Does Haskell require a garbage collector?
...loop (Just [1..1000]) where
loop :: Maybe [Int] -> IO ()
loop obj = do
print obj
resp <- getLine
if resp == "clear"
then loop Nothing
else loop obj
In this program, the list [1..1000] must be kept in memory until the user types "clear"; so the lifetime of this must ...
How to set different label for launcher rather than activity title?
...t;intent-filter> can also have an icon attribute, but
inexplicably it does not override the icon specified in the
Activity. This may be important to you if you plan to use the native
ActionBar in SDK 11+, which uses Icon and Logo specified on the
Activity.
Added Info: The label is being...
How to attach javadoc or sources to jars in libs folder?
...and Christopher.
Step by step guide
In order to link the sources and javadoc to a .jar library that is automatically linked by Eclipse you have to do the following:
Place the library .jar file in the libs folder, and the associated source .jar and doc .jar files in separate subfolders such as li...
What IDE to use for Python? [closed]
What IDEs ("GUIs/editors") do others use for Python coding?
1 Answer
1
...
How to check permissions of a specific directory?
...-l "directory/directory/filename" tells me the permissions of a file. How do I do the same on a directory?
9 Answers
...
Is there any free OCR library for Android? [closed]
I'm looking for a Java OCR that runs on Android, however Asprise doesn't seem to be a platform independent OCR. is there any opensource/free Java OCR I can use for android application development?
...
What does the ng stand for in Angular.js directives
...t ship with Angular use that prefix. Similarly, it is recommended that you do not use the ng prefix on your own directives in order to avoid possible name collisions in future versions of Angular.
From the FAQ:
Why is this project called "AngularJS"? Why is the namespace called "ng"?
Because HTML h...
CharSequence VS String in Java?
...
But keep in mind this caveat from the CharSequence javadoc: This interface does not refine the general contracts of the equals and hashCode methods. The result of comparing two objects that implement CharSequence is therefore, in general, undefined. Each object may be implemented...
Capturing TAB key in text box [closed]
...
Even if you capture the keydown/keyup event, those are the only events that the tab key fires, you still need some way to prevent the default action, moving to the next item in the tab order, from occurring.
In Firefox you can call the preventDefault(...
How to check whether a Storage item is set?
...ethod in the WebStorage specification, explicitly returns null if the item does not exist:
... If the given key does not exist in the list associated with the object then this method must return null. ...
So, you can:
if (localStorage.getItem("infiniteScrollEnabled") === null) {
//...
}
S...