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Limiting floats to two decimal points
...binary, they store floating point numbers as an integer and then divide it by a power of two so 13.95 will be represented in a similar fashion to 125650429603636838/(2**53).
Double precision numbers have 53 bits (16 digits) of precision and regular floats have 24 bits (8 digits) of precision. The f...
The input is not a valid Base-64 string as it contains a non-base 64 character
... a file and sends it to another console application after converting it to Byte array and then to Base64 string. This part works, but when the same stream is received at the application, it gets manipulated and is no longer a valid Base64 string. Some junk characters are getting introduced into the ...
@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)
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using the TestRunner solution outperforms the @Rule by far
– Rule
Nov 27 '17 at 14:14
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What is an invariant?
...hing you can store in a variable: it's more a statement about the program. By figuring out what sort of invariants your program should maintain, then reviewing your code to make sure that it actually maintains those invariants, you can avoid logical errors in your code.
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How to auto-remove trailing whitespace in Eclipse?
...Editor -> Save Actions and configure it to remove trailing whitespace.
By the sounds of it you also want to make this a team-wide setting, right? To make life easier and avoid having to remember setting it up every time you have a new workspace you can set the save action as a project specific ...
What is the Java equivalent for LINQ? [closed]
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Coolection has not pretend to be the new lambda, however we're surrounded by old legacy Java projects where this lib will help. It's really simple to use and extend, covering only the most used actions of iteration over collections, like that:
from(people).where("name", eq("Arthur")).first();
from...
How can I archive git branches?
...velopment. I would like to archive the branches so that they don't show up by default when running git branch -l -r . I don't want to delete them, because I want to keep the history. How can I do this?
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For a boolean field, what is the naming convention for its getter/setter?
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This is the naming convention for
boolean methods and variables used by
Sun for the Java core packages. Using the is prefix solves a common
problem of choosing bad boolean names
like status or flag. isStatus or
isFlag simply doesn't fit, and the
programmer is forced to chose more
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Why do C++ libraries and frameworks never use smart pointers?
...not a panacea—they’re an attempt to recoup some of the losses incurred by using C++ in the first place.
– Jon Purdy
Sep 13 '13 at 6:06
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How to implement my very own URI scheme on Android
...egister some URL namespace (myapp://app.start/) for accessing your program by calling a URL in browser in Android OS?
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