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What are 'closures' in .NET?

...thod and the variable j [CompilerGenerated] private sealed class <>c__DisplayClass2 { public <>c__DisplayClass2(); public void <fillFunc>b__0() { Console.Write("{0} ", this.j); } public int j; } for the function: static void fillFunc(int count) { ...
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@UniqueConstraint annotation in Java

... @Entity @Table(uniqueConstraints={@UniqueConstraint(columnNames = {"id_1" , "id_2"})}) public class class_name { @Id @GeneratedValue public Long id; @NotNull public Long id_1; @NotNull public Long id_2; } Hope it helped. ...
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How to compile a static library in Linux?

...0); fun2(10); return 0; } lib.h the libs main header #ifndef LIB_H_INCLUDED #define LIB_H_INCLUDED #include "lib1.h" #include "lib2.h" #endif lib1.c first lib source #include "lib1.h" #include <stdio.h> void fun1 ( int x ) { printf("%i\n",x); } lib1.h the corresponding ...
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Writing unit tests in Python: How do I start? [closed]

...est): import unittest class LearningCase(unittest.TestCase): def test_starting_out(self): self.assertEqual(1, 1) def main(): unittest.main() if __name__ == "__main__": main() Example 2 (pytest): def test_starting_out(): assert 1 == 1 Assuming that both files are name...
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Is it possible to run a single test in MiniTest?

...b -l 25 Yup! Use Nick Quaranto's "m" gem. With it you can say: m spec/my_spec.rb:25 share | improve this answer | follow | ...
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Foreign keys in mongo?

...his: class Student include Mongoid::Document field :name embeds_many :addresses embeds_many :scores end class Address include Mongoid::Document field :address field :city field :state field :postalCode embedded_in :student end class Score include Mongoi...
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wkhtmltopdf: cannot connect to X server

...ble, so no need to make the wrapper script. – jeffery_the_wind Mar 13 '12 at 13:43 it worked for me.. in some situatio...
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Regular expression to allow spaces between words

... tl;dr Just add a space in your character class. ^[a-zA-Z0-9_ ]*$   Now, if you want to be strict... The above isn't exactly correct. Due to the fact that * means zero or more, it would match all of the following cases that one would not usually mean to match: An empty string...
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How to apply bindValue method in LIMIT clause?

...I think this solves it. $fetchPictures->bindValue(':skip', (int) trim($_GET['skip']), PDO::PARAM_INT); share | improve this answer | follow | ...
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C++11 reverse range-based for-loop

...---- // --- Reversed iterable template <typename T> struct reversion_wrapper { T& iterable; }; template <typename T> auto begin (reversion_wrapper<T> w) { return std::rbegin(w.iterable); } template <typename T> auto end (reversion_wrapper<T> w) { return std::rend...