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How can I truncate a double to only two decimal places in Java?
For example I have the variable 3.545555555, which I would want to truncate to just 3.54.
15 Answers
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Visual Studio 2013 doesn't discover unit tests
I have a simple solution in visual studio 2013 that is composed by one web project, one library project and one unit test project. When I open the solution and try to run the unit tests they are not discover by visual studio. To run the tests I try to go to the menu and choose Test -> Run -> Run all...
Should I use multiplication or division?
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Python:
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 / 2.0'
real 0m26.676s
user 0m25.154s
sys 0m0.076s
time python -c 'for i in xrange(int(1e8)): t=12341234234.234 * 0.5'
real 0m17.932s
user 0m16.481s
sys 0m0.048s
multiplication is 33% faste...
RESTful URL design for search
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edited Feb 14 '13 at 13:06
Gaz_Edge
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an...
String.Join method that ignores empty strings?
... ʙᴀᴋᴇʀ
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answered May 1 '13 at 20:36
DamithDamith
57.9k1212 gold badg...
Default function arguments in Rust
...uraged.
– Chris Morgan
Mar 1 '17 at 3:49
@ChrisMorgan Do you have a source for that being officially discouraged?
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How to quit scala 2.11.0 REPL?
In the last version of scala (2.10.3) REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work.
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Java: How to convert List to Map
...t.size());
– Víctor Romero
Jun 5 '13 at 12:18
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show 5 mo...
Best practices for in-app database migration for Sqlite
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RngbusRngbus
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Stripping everything but alphanumeric chars from a string in Python
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347
I just timed some functions out of curiosity. In these tests I'm removing non-alphanumeric ch...