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What is java interface equivalent in Ruby?
...s is very useful in unit tests, where you can simply pass in an Array or a String instead of a more complicated Logger, even though Array and Logger do not share an explicit interface apart from the fact that they both have a method called <<.
Another example is StringIO, which implements the ...
Reference: What is variable scope, which variables are accessible from where and what are “undefined
...on the server and execution environment
$_GET - Values passed in the query string of the URL, regardless of the HTTP method used for the request
$_POST - Values passed in an HTTP POST request with application/x-www-form-urlencoded or multipart/form-data MIME types
$_FILES - Files passed in an HTTP P...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...r ${yesword} / ${noword}.";;
esac
done
Obviously other communication strings remain untranslated here (Install, Answer) which would need to be addressed in a more fully completed translation, but even a partial translation would be helpful in many cases.
Finally, please check out the excellen...
Appending a vector to a vector [duplicate]
...dd vector to itself both popular solutions will fail:
std::vector<std::string> v, orig;
orig.push_back("first");
orig.push_back("second");
// BAD:
v = orig;
v.insert(v.end(), v.begin(), v.end());
// Now v contains: { "first", "second", "", "" }
// BAD:
v = orig;
std::copy(v.begin(), v.end(...
Detect application heap size in Android
...;
long maxMemory = rt.maxMemory();
Log.v("onCreate", "maxMemory:" + Long.toString(maxMemory));
This method tells you how many total bytes of heap your app is allowed to use.
For item 2 above: getMemoryClass()
which can be invoked as follows:
ActivityManager am = (ActivityManager) getSystemServi...
Why does an image captured using camera intent gets rotated on some devices on Android?
...ges.Media.EXTERNAL_CONTENT_URI,
new String[] { "orientation", "date_added" },
null, null, "date_added desc");
if (mediaCursor != null && mediaCursor.getCount() != 0) {
while(mediaCursor.moveToNext()){
...
JavaScript: What are .extend and .prototype used for?
...ethods to an object's prototype (you see this a lot in libraries to add to String, Date, Math, or even Function) those methods are added to every new instance of that object.
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Requirejs why and when to use shim config
...d as the module export value instead of the object found via the 'exports' string. This will allow us to use funcB in our own module as
require(["moduleA","moduleB"], function(A, B){
B.funcB()
})
Hope this helped.
sha...
What is the difference between self::$bar and static::$bar in PHP?
...you were to use return self::$name then B::getName() would return an empty string as that is what is declared in the Base class.
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Assert an object is a specific type
...to say here... Try to change the instanceOf(BaseClass.class) to instanceOf(String.class) and you'll see that it compile just fine but there will be an AssertionError thrown.
– maba
Sep 3 '14 at 11:39
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