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How to count items in a Go map?
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Use len(m). From http://golang.org/ref/spec#Length_and_capacity
len(s) string type string length in bytes
[n]T, *[n]T array length (== n)
[]T slice length
map[K]T map length (number of defined keys)
chan ...
AndroidRuntime error: Parcel: unable to marshal value
... seems that it adds the HashMap no problem, however when startActivty() is called I get a runtime error stating that Parcel: unable to marshal value com.appName.Liquor.
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MySQL's now() +1 day
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You can use:
NOW() + INTERVAL 1 DAY
If you are only interested in the date, not the date and time then you can use CURDATE instead of NOW:
CURDATE() + INTERVAL 1 DAY
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Difference between sampling and profiling in jVisualVM
...port" whenever they are run. This is more accurate, as it counts every invocation of instrumented method, not only those caught when the dump is done. However instrumentation means that the bytecode of your classes is changed, and this may break your program. Actually, for that reason, using profili...
How to create an instance of anonymous class of abstract class in Kotlin?
Assume that KeyAdapter is an abstract class with several methods that can be overridden.
1 Answer
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Passing arguments with spaces between (bash) script
...use $@ instead, so that someApp would receive two arguments if you were to call b.sh as
b.sh 'My first' 'My second'
With someApp "$*", someApp would receive a single argument My first My second. With someApp "$@", someApp would receive two arguments, My first and My second.
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Join an Array in Objective-C
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What is the syntax for a default constructor for a generic class?
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What is for Python what 'explode' is for PHP?
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Convert array of strings to List
....Net 3.5+ . I'm working with .NET Framework 2.0 on an ASP.NET project that can't be upgraded at this time, so I was wondering: is there another solution? One that is more elegant than looping through the array and adding each element to this List (which is no problem; I'm just wondering if there is ...