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std::enable_if to conditionally compile a member function
I am trying to get a simple example to work to understand how to use std::enable_if . After I read this answer , I thought it shouldn't be too hard to come up with a simple example. I want to use std::enable_if to choose between two member-functions and allow only one of them to be used.
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putting current class as return type annotation [duplicate]
In python 3 I can make arguments and return type annotations. Example:
2 Answers
2
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Oracle “(+)” Operator
I am checking some old SQL Statements for the purpose of documenting them and probably enhancing them.
4 Answers
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Should I use Vagrant or Docker for creating an isolated environment? [closed]
... application in a wide variety of envionment configs (different databases, php versions, caching backends etc), then I can easily do that with docker containers. But I cant see if my application will run properly in a windows IIS env, or on BSD or OSX.
– Mixologic
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How to open link in new tab on html?
I'm working on an HTML project, and I can't find out how to open a link in a new tab without javascript.
10 Answers
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Make elasticsearch only return certain fields?
... ["user", "message", ...],
"query": ...,
"size": ...
}
In ES 2.4 and earlier, you could also use the fields option to the search API:
{
"fields": ["user", "message", ...],
"query": ...,
"size": ...
}
This is deprecated in ES 5+. And source filters are more powerful anyway!
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How do I join two lines in vi?
... by pressing "J" at any place in the line you can combine the current line and the next line in the way you want.
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Do I need to disable NSLog before release Application?
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One way to do it is to go into your Build settings and under the Debug configuration add a value to "Preprocessor Macros" value like:
DEBUG_MODE=1
Make sure you only do this for the Debug configuration and not for Beta or Release versions. Then in a common header file you ...
Can I serve multiple clients using just Flask app.run() as standalone?
...h Apache or other web servers. But, I was thinking of running Flask as a standalone server serving multiple clients simultaneously.
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How to make inline functions in C#
...ored
{
Console.WriteLine("Hello world!");
}
Lambdas are new in C# 3.0 and come in two flavours.
Expression lambdas:
Func<int, int, int> add = (int x, int y) => x + y; // or...
Func<int, int, int> add = (x, y) => x + y; // types are inferred by the compiler
Statement lambda...