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Any reason why scala does not explicitly support dependent types?
...lass Bar }
defined class Foo
scala> val foo1 = new Foo
foo1: Foo = Foo@24bc0658
scala> val foo2 = new Foo
foo2: Foo = Foo@6f7f757
scala> implicitly[foo1.Bar =:= foo1.Bar] // OK: equal types
res0: =:=[foo1.Bar,foo1.Bar] = <function1>
scala> implicitly[foo1.Bar =:= foo2.Bar] // N...
Converting Epoch time into the datetime
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answered Sep 13 '12 at 6:27
ron rothmanron rothman
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Pretty print in MongoDB shell as default
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edited Oct 28 '13 at 10:46
answered Feb 5 '12 at 3:19
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std::auto_ptr to std::unique_ptr
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221
You cannot do a global find/replace because you can copy an auto_ptr (with known consequences)...
Why do we use $rootScope.$broadcast in AngularJS?
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edited Dec 29 '16 at 13:09
A J A Y
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ans...
Parse a URI String into Name-Value Collection
...above method with the URL
https://stackoverflow.com?param1=value1&param2=&param3=value3&param3
returns this Map:
{param1=["value1"], param2=[null], param3=["value3", null]}
share
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impr...
廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
廉价共享存储解决方案2-drbd+cman+gfs21、修改hosts文件[root@localhost ~]# vi etc hosts127.0.0.1localhost localhost.localdomain localhost4 localhost4.localdomain4...1、修改hosts文件
[root@localhost ~]# vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost...
JPA - Returning an auto generated id after persist()
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answered Mar 16 '12 at 8:27
JB NizetJB Nizet
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What are the uses of the exec command in shell scripts? [closed]
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2 Answers
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Including JavaScript class definition from another file in Node.js
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210
You can simply do this:
user.js
class User {
//...
}
module.exports = User
server.js
con...