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HashMap and int as key
I am trying to build a HashMap which will have integer as keys and objects as values.
11 Answers
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pg_config executable not found
I am having trouble installing psycopg2. I get the following error when I try to pip install psycopg2 :
43 Answers
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psql: FATAL: Ident authentication failed for user “postgres”
I have installed PostgreSQL and pgAdminIII on my Ubuntu Karmic box.
23 Answers
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Check if all elements in a list are identical
I need the following function:
26 Answers
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Argparse: Required arguments listed under “optional arguments”?
I use the following simple code to parse some arguments; note that one of them is required. Unfortunately, when the user runs the script without providing the argument, the displayed usage/help text does not indicate that there is a non-optional argument, which I find very confusing. How can I get p...
How to wait for all threads to finish, using ExecutorService?
I need to execute some amount of tasks 4 at a time, something like this:
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Meaning of epsilon argument of assertEquals for double values
I have a question about junit assertEquals to test double values. Reading the API doc I can see:
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Where are the recorded macros stored in Notepad++?
I have recorded a macro that I want to share with my work colleague.
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Limit the length of a string with AngularJS
I have the following:
25 Answers
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Why does the Scala compiler disallow overloaded methods with default arguments?
While there might be valid cases where such method overloadings could become ambiguous, why does the compiler disallow code which is neither ambiguous at compile time nor at run time?
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