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round up to 2 decimal places in java? [duplicate]
I have read a lot of stackoverflow questions but none seems to be working for me. i am using math.round() to round off.
this is the code:
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What are “signed” cookies in connect/expressjs?
I am trying to figure out what "signed cookies" actually are.
There isn't much on the net, and if I try this:
4 Answers
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Using Mockito's generic “any()” method
I have an interface with a method that expects an array of Foo :
4 Answers
4
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Call Go functions from C
I am trying to create a static object written in Go to interface with a C program (say, a kernel module or something).
4 An...
Does making a struct volatile make all its members volatile?
If I have:
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Do you need break in switch when return is used?
I was wondering if I need to use "break" in "switch" function when "return" is used.
7 Answers
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How to extract the first two characters of a string in shell scripting?
For example, given:
14 Answers
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Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
My numpy arrays use np.nan to designate missing values. As I iterate over the data set, I need to detect such missing values and handle them in special ways.
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How to securely store access token and secret in Android?
I am going to use oAuth to fetch mails and contacts from google. I don't want to ask the user each time to log in to obtain an access token and secret. From what I understood, I need to store them with my application either in a database or SharedPreferences . But I am a bit worried about security ...
Java Synchronized Block for .class
What does this java code mean? Will it gain lock on all objects of MyClass ?
4 Answers
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