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How can I view the source code for a function?
I want to look at the source code for a function to see how it works. I know I can print a function by typing its name at the prompt:
...
Android Bitmap to Base64 String
...you must close the base64FilterStream to truly flush its internal buffer.
fun convertImageFileToBase64(imageFile: File): String {
return FileInputStream(imageFile).use { inputStream ->
ByteArrayOutputStream().use { outputStream ->
Base64OutputStream(outputStream, Base...
javascript function leading bang ! syntax
...
Ideally you should be able to do all this simply as:
function(){
// do stuff
}();
That means declare anonymous function and execute it. But that will not work due to specifics of JS grammar.
So shortest form of achieving this is to use some expression e.g. UnaryExpression...
How to get Locale from its String representation in Java?
...tring() documentation: "en", "de_DE", "_GB", "en_US_WIN", "de__POSIX", "zh_CN_#Hans", "zh_TW_#Hant-x-java", and "th_TH_TH_#u-nu-thai".
IMPORTANT UPDATE: This is not recommended for use in Java 7+ according to the documentation:
In particular, clients who parse the output of toString into langua...
How to pass a variable from Activity to Fragment, and pass it back?
... the method onCreate or onCreateView of your fragment.
On the newInstance function of your fragment you add the arguments you wanna send to it:
/**
* Create a new instance of DetailsFragment, initialized to
* show the text at 'index'.
*/
public static DetailsFragment newInstance(int index) {
...
Remove commas from the string using JavaScript
...aximumFractionDigits: 2
})
// Good Inputs
parseFloat(numFormatter.format('1234').replace(/,/g,"")) // 1234
parseFloat(numFormatter.format('123').replace(/,/g,"")) // 123
// 3rd decimal place rounds to nearest
parseFloat(numFormatter.format('1234.233').replace(/,/g,"")); // 1234.23
parseFloat(numFo...
How can I sort arrays and data in PHP?
...
Might be a bit of a big edit: gist.github.com/Rizier123/24a6248758b53245a63e839d8e08a32b but if you think it is an improvement and I included everything essential I can apply it.
– Rizier123
Jun 2 '16 at 16:30
...
Connecting overloaded signals and slots in Qt 5
... getting to grips with the new signal/slot syntax (using pointer to member function) in Qt 5, as described in New Signal Slot Syntax . I tried changing this:
...
Does MSTest have an equivalent to NUnit's TestCase?
...a4b5", "345")]
[DataRow("3&5*", "35")]
[DataRow("123", "123")]
public void StripNonNumeric(string before, string expected)
{
string actual = FormatUtils.StripNonNumeric(before);
Assert.AreEqual(expected, actual);
}
}
Again, V...
How to pattern match using regular expression in Scala?
...Regex(sc.parts.mkString, sc.parts.tail.map(_ => "x"): _*)
}
scala> "123" match { case r"\d+" => true case _ => false }
res34: Boolean = true
Even better one can bind regular expression groups:
scala> "123" match { case r"(\d+)$d" => d.toInt case _ => 0 }
res36: Int = 123
sc...