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Why is a combiner needed for reduce method that converts type in java 8
...ment versions of reduce which you tried to use don't accept the same type for the accumulator.
The two argument reduce is defined as :
T reduce(T identity,
BinaryOperator<T> accumulator)
In your case, T is String, so BinaryOperator<T> should accept two String arguments and r...
Using Mockito's generic “any()” method
...xpression will be used to infer type parameters of its sub-expressions. Before Java 8 only arguments to methods where used for type parameter inference (most of the time).
In this case the parameter type of doStuff will be the target type for any(), and the return value type of any() will get chose...
How to make the overflow CSS property work with hidden as value
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great - except this is moronic. overflow:hidden should be hidden. without an abstract reference to the docs can anyone provide a good reason for choosing this route vs the route that makes more sense?
– user1873073
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In OS X Lion, LANG is not set to UTF-8, how to fix it?
I try to setup postgress in OS X Lion, and find that is not correctly setup the LOCALE environment var.
5 Answers
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How to read the database table name of a Model instance?
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Found the answer myself: the _meta attribute of an instance has the information:
model_instance._meta.db_table
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Execute method on startup in Spring
... any Spring 3 feature to execute some methods when the application starts for the first time? I know that I can do the trick of setting a method with @Scheduled annotation and it executes just after the startup, but then it will execute periodically.
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What is the best way to uninstall gems from a rails3 project?
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Bundler is launched from your app's root directory so it makes sure all needed gems are present to get your app working.If for some reason you no longer need a gem you'll have to run the
gem uninstall gem_name
as you stated above.So every time you run bundler it'...
C++ error: undefined reference to 'clock_gettime' and 'clock_settime'
I am pretty new to Ubuntu, but I can't seem to get this to work. It works fine on my school computers and I don't know what I am not doing. I have checked usr/include and time.h is there just fine. Here is the code:
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How can you list the matches of Vim's search?
... ~/.vimrc file
" START search related configs and helps
"
" ignore case when searching
set ignorecase
" search as characters are entered, as you type in more characters, the search is refined
set incsearch
" highlight matches, in normal mode try typing * or even g* when...
Create Directory When Writing To File In Node.js
...js and found a little problem. I've got a script which resides in a directory called data . I want the script to write some data to a file in a subdirectory within the data subdirectory. However I am getting the following error:
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