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How do I efficiently iterate over each entry in a Java Map?
... 0.308 is the best
Benchmark Mode Cnt Score Error Units
test3_UsingForEachAndJava8 avgt 10 0.308 ± 0.021 µs/op
test10_UsingEclipseMap avgt 10 0.309 ± 0.009 µs/op
test1_UsingWhileAndMapEntry avgt 10 0.380 ± 0.014 µs/op
te...
Cast a Double Variable to Decimal
...irst add numbers together and then convert to Decimal you may get rounding errors. You may want to convert the numbers to Decimal before adding them together, or make sure that the numbers aren't floating point numbers in the first place.
...
Fragment MyFragment not attached to Activity
...en I am launching Another application Intent from...then I am getting same error...any suggetion?
– CoDe
Oct 28 '13 at 5:15
1
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Remove specific commit
...
tried to revert 3 commits: git rebase -i HEAD-3 got error fatal: Needed a single revision invalid upstream 'HEAD-3'
– Ustin
Nov 18 '19 at 19:15
...
Is Python strongly typed?
...o float-type object."""
try:
return float(x)
except (TypeError, ValueError):
return 0
class Foo:
def __init__(self, number):
self.number = number
def __add__(self, other):
return self.number + to_number(other)
Instance of class Foo can be adde...
Found conflicts between different versions of the same dependent assembly that could not be resolved
... output window reports that the build succeeded. However, when I view the Error List Window , it shows me this warning:
22...
Git Alias - Multiple Commands and Parameters
...ing redirections and return the status 0. Here're some usages: 1. a=123;$a errors, but a=123; : $a does not. 2. : > hello.txt empties hello.txt. 3. if [ "$a" = "hello" ];then : ;fi runs okay but errors without ':'. It's like pass in python. 4. : this is a comment, the colon followed by space work...
Why use #ifndef CLASS_H and #define CLASS_H in .h file but not in .cpp?
...ice, so if there are definitions within that file, you will get a compiler error telling you that you redefined a variable. When the file is processed by the preprocessor step in the compilation process, the first time its contents are reached the first two lines will check if FILE_H has been defin...
How to disable GCC warnings for a few lines of code
...was sometime before June 2010.
Here's an example:
#pragma GCC diagnostic error "-Wuninitialized"
foo(a); /* error is given for this one */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wuninitialized"
foo(b); /* no diagnostic for this one */
#pragma GCC diagn...
request exceeds the configured maxQueryStringLength when using [Authorize]
...ncreased mine from 2048 to 4096. This has had some effect, as the original error message with 404.something for the overlong query string doesn't appear anymore. But now, another error message with code 400 is returned, also indicating an overlong query string.
– O. R. Mapper
...