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C++ preprocessor __VA_ARGS__ number of arguments
....) \
PP_ARG_N(__VA_ARGS__)
#define PP_ARG_N( \
_1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
_11,_12,_13,_14,_15,_16,_17,_18,_19,_20, \
_21,_22,_23,_24,_25,_26,_27,_28,_29,_30, \
_31,_32,_33,_34,_35,_36,_37,_38,_39,_40, \
_41,_42,_43,_44,_45,_46,_47...
Array initializing in Scala
...
143
scala> val arr = Array("Hello","World")
arr: Array[java.lang.String] = Array(Hello, World)
...
Swift Beta performance: sorting arrays
...quicksort_c(l, a + n - l);
}
Both work:
var a_swift:CInt[] = [0,5,2,8,1234,-1,2]
var a_c:CInt[] = [0,5,2,8,1234,-1,2]
quicksort_swift(&a_swift, 0, a_swift.count)
quicksort_c(&a_c, CInt(a_c.count))
// [-1, 0, 2, 2, 5, 8, 1234]
// [-1, 0, 2, 2, 5, 8, 1234]
Both are called in the same pr...
How to loop through all but the last item of a list?
...
324
for x in y[:-1]
If y is a generator, then the above will not work.
...
How can I remove the decimal part from JavaScript number?
...
403
You could use...
Math.trunc() (truncate fractional part, also see below)
Math.floor() (round d...
In CMake, how can I test if the compiler is Clang?
...also work correctly if a compiler wrapper like ccache is used.
As of CMake 3.0.0 the CMAKE_<LANG>_COMPILER_ID value for Apple-provided Clang is now AppleClang. To test for both the Apple-provided Clang and the regular Clang use the following if condition:
if (CMAKE_CXX_COMPILER_ID MATCHES "Cla...
Operation on every pair of element in a list
...
233
Check out product() in the itertools module. It does exactly what you describe.
import iterto...
Android Gradle plugin 0.7.0: “duplicate files during packaging of APK”
...ccording to comment 14 in this bug: https://issuetracker.google.com/issues/36982149#comment14 this is a bug in v0.7.0 of the Android Gradle plugin, and is due to be fixed soon in 0.7.1.
Here are the notes from that bug about the addition for 0.7.1:
0.7.1 is out with the fix for this.
The DSL to e...
How to find index of list item in Swift?
...
831
As swift is in some regards more functional than object-oriented (and Arrays are structs, not o...
JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
... queryforInt/queryforLong methods in JdbcTemplate are deprecated in Spring 3.2. I can't find out why or what is considered the best practice to replace existing code using these methods.
...