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Very simple log4j2 XML configuration file using Console and File appender
...imple XML configuration file with a console and a file appender using log4j2.
4 Answers
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How to tell which version of a gem a rails app is using
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In Rails 3 and Rails 4, use bundle show
In Rails 2, rake gems will print out what gems, dependencies, and versions are installed, frozen, etc.
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Use dynamic variable names in JavaScript
...vation Object).
So if you create variables like this:
var a = 1,
b = 2,
c = 3;
In the Global scope (= NO function context), you implicitly write those variables into the Global object (= window in a browser).
Those can get accessed by using the "dot" or "bracket" notation:
var name = w...
How to use Swift @autoclosure
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Consider a function that takes one argument, a simple closure that takes no argument:
func f(...
Assert equals between 2 Lists in Junit
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172
For junit4! This question deserves a new answer written for junit5.
I realise this answer is wri...
Build tree array from flat array in javascript
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28 Answers
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Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
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23 Answers
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