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How to print a float with 2 decimal places in Java?
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You can use DecimalFormat. One way to use it:
DecimalFormat df = new DecimalFormat();
df.setMaximumFractionDigits(2);
System.out.println(df.format(decimalNumber));
Another one is to construct it using the #.## format.
I find all formatting options less readable than calling the formatti...
Proper use cases for Android UserManager.isUserAGoat()?
I was looking at the new APIs introduced in Android 4.2 .
While looking at the UserManager class I came across the following method:
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returning in the middle of a using block
...idn't return and simply kept a reference to a variable.
using ( var x = new Something() ) {
// not a good idea
return x;
}
Just as bad
Something y;
using ( var x = new Something() ) {
y = x;
}
share
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How do you return from 'gf' in Vim
... to go to an older position in jump list, <Tab> or CTRL-I to go to a newer position.
– Sébastien RoccaSerra
Sep 26 '08 at 10:57
5
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Set color of TextView span in Android
...ew TV = (TextView)findViewById(R.id.mytextview01);
Spannable wordtoSpan = new SpannableString("I know just how to whisper, And I know just how to cry,I know just where to find the answers");
wordtoSpan.setSpan(new ForegroundColorSpan(Color.BLUE), 15, 30, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)...
How to use the toString method in Java?
... public static void main(String[] args) {
List<Bank> l = new LinkedList<Bank>();
Bank b1 = new Bank("naseem1", "Darbhanga,bihar", 123, 1000);
Bank b2 = new Bank("naseem2", "patna,bihar", 124, 1500);
Bank b3 = new Bank("naseem3", "madhubani,bihar", 125...
Javascript “Uncaught TypeError: object is not a function” associativity question
... for you on line breaks where possible*.
Unfortunately, the code
var a = new B(args)(stuff)()
does not result in a syntax error, so no ; will be inserted. (An example which can run is
var answer = new Function("x", "return x")(function(){return 42;})();
To avoid surprises like this, train you...
How can I find the latitude and longitude from address?
...blic GeoPoint getLocationFromAddress(String strAddress){
Geocoder coder = new Geocoder(this);
List<Address> address;
GeoPoint p1 = null;
try {
address = coder.getFromLocationName(strAddress,5);
if (address==null) {
return null;
}
Address location=address.get(0);
lo...
Are single quotes allowed in HTML?
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This is similar to When did single quotes in HTML become so popular?. Single quotes around attributes in HTML are and always have been permitted by the specification. I don't think any browsers wouldn't understand them.
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Django dump data for a single model?
...ch is almost 2 years old. Moreover above code worked fine even with v1.1 . New features in new releases doesn't make older answers invalid.
– simplyharsh
May 17 '11 at 14:01
1
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