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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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String is immutable. What exactly is the meaning? [duplicate]
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Before proceeding further with the fuss of immutability, let's just take a look into the String class and its functionality a little before coming to any conclusion.
This is how String works:
String str = "knowledge";
This, ...
How to create a new branch from a tag?
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Correct. Note you also could have just set the master branch back to the point of the tag with git reset --hard v1.0
– wadesworld
Jun 9 '12 at 20:02
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How can I center a div within another div? [duplicate]
...ll be centered within #main_content . However, it is not. Why isn't this working, and how can I fix it?
27 Answers
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How to implement a queue using two stacks?
Suppose we have two stacks and no other temporary variable.
20 Answers
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How do I remove code duplication between similar const and non-const member functions?
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For a detailed explanation, please see the heading "Avoid Duplication in const and Non-const Member Function," on p. 23, in Item 3 "Use const whenever possible," in Effective C++, 3d ed by Scott Meyers, ISBN-13: 9780321334879....
How to check task status in Celery?
...n asking, get a new AsyncResult using this task_id:
from celery.result import AsyncResult
res = AsyncResult("your-task-id")
res.ready()
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Capturing console output from a .NET application (C#)
...entation; the only caveat is that you may have to redirect the standard error stream as well to see all output of your application.
Process compiler = new Process();
compiler.StartInfo.FileName = "csc.exe";
compiler.StartInfo.Arguments = "/r:System.dll /out:sample.exe stdstr.cs";
compiler.StartInfo...
How to implement a ViewPager with different Fragments / Layouts
... the viewpager created various fragments. I want to use different layouts for each fragment, but the problem is that viewpager shows only two layouts at the max (second layout on all of the remaining fragments after 1).
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C# equivalent of the IsNull() function in SQL Server
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It's called the null coalescing (??) operator:
myNewValue = myValue ?? new MyValue();
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