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How to count items in a Go map?
If I want to count the items in the map structure, what statement should I use?
I tried to use
1 Answer
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Convert Dictionary to semicolon separated string in c#
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using System.Linq;
string s = string.Join(";", myDict.Select(x => x.Key + "=" + x.Value).ToArray());
(And if you're using .NET 4, or newer, then you can omit the final ToArray call.)
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AndroidRuntime error: Parcel: unable to marshal value
I am trying to pass a HashMap to a new activity using the intent.puExtra function. Stepping through the debugger it 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
I'm using now() in MySQL query.
4 Answers
4
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Difference between sampling and profiling in jVisualVM
VisualVM has two separate tabs for sampling and profiling. What is the difference between sampling and profiling in VisualVM?
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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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Equivalent of strace -feopen < command > on mac os X
This is useful for debugging (hence programming related). On linux, we can use the command
1 Answer
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How to say “should_receive” more times in RSpec
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This is outdated. Please check Uri's answer below
for 2 times:
Project.should_receive(:find).twice.with(@project).and_return(@project)
for exactly n times:
Project.should_receive(:find).exactly(n).times.with(@project).and_return(@pro...
How to return a result (startActivityForResult) from a TabHost Activity?
...y example:
Class A, the main activity. Class A calls a startActivityForResult:
5 Answers
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Passing arguments with spaces between (bash) script
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$*, unquoted, expands to two words. You need to quote it so that someApp receives a single argument.
someApp "$*"
It's possible that you want to use $@ instead, so that someApp would receive two arguments if you were to call b...