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Format an Integer using Java String Format
I am wondering if it is possible, using the String.format method in Java, to give an integer preceding zeros?
3 Answers
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How to customize a Spinner in Android
... adapter like as
Spinner spinner = (Spinner) findViewById(R.id.spinner1);
String[] years = {"1996","1997","1998","1998"};
ArrayAdapter<CharSequence> langAdapter = new ArrayAdapter<CharSequence>(getActivity(), R.layout.spinner_text, years );
langAdapter.setDropDownViewResource(R.layout.s...
How to extract a string using JavaScript Regex?
I'm trying to extract a substring from a file with JavaScript Regex. Here is a slice from the file :
5 Answers
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Does python have an equivalent to Java Class.forName()?
I have the need to take a string argument and create an object of the class named in that string in Python. In Java, I would use Class.forName().newInstance() . Is there an equivalent in Python?
...
How to quickly and conveniently create a one element arraylist [duplicate]
...onstruct an ArrayList and the fixed-sizeList like
return new ArrayList<String>(Arrays.asList(s));
and (in Java 7+) you can use the diamond operator <> to make it
return new ArrayList<>(Arrays.asList(s));
Single Element List
Collections can return a list with a single elemen...
Creating a BLOB from a Base64 string in JavaScript
I have Base64-encoded binary data in a string:
12 Answers
12
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A Regex that will never be matched by anything
...plementation / flags*:
$a
Will match a character a after the end of the string. Good luck.
WARNING:
This expression is expensive -- it will scan the entire line, find the end-of-line anchor, and only then not find the a and return a negative match. (See comment below for more detail.)
* Origi...
Best way to represent a fraction in Java?
... 0x10000000000000L).)
*
* NOTE: In many cases, BigFraction(Double.toString(d)) may give a result
* closer to what the user expects.
*/
public BigFraction(double d)
{
if(Double.isInfinite(d))
throw new IllegalArgumentException("double val is infinite");
if(Double.isNaN(...
C# Test if user has write access to a folder
...ate in the day for this post, but you might find this bit of code useful.
string path = @"c:\temp";
string NtAccountName = @"MyDomain\MyUserOrGroup";
DirectoryInfo di = new DirectoryInfo(path);
DirectorySecurity acl = di.GetAccessControl(AccessControlSections.All);
AuthorizationRuleCollection rule...
Implements vs extends: When to use? What's the difference?
...public interface ExampleInterface {
public void doAction();
public String doThis(int number);
}
public class sub implements ExampleInterface {
public void doAction() {
//specify what must happen
}
public String doThis(int number) {
//specfiy what must happen
...