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How do I enable C++11 in gcc?
I use gcc 4.8.1 from http://hpc.sourceforge.net on Mac OSX Mountain Lion. I am trying to compile a C++ program which uses the to_string function in <string> . I need to use the flag -std=c++11 every time:
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How can I rename a field for all documents in MongoDB?
...d:x._id}, {$set:{"name.last":x.name.additional}, $unset:{"name.additional":1}});
}
}
db.foo.find().forEach(remap);
In MongoDB 3.2 you can also use
db.students.updateMany( {}, { $rename: { "oldname": "newname" } } )
The general syntax of this is
db.collection.updateMany(filter, update, optio...
Creating an empty file in Ruby: “touch” equivalent?
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182
FileUtils.touch looks like what it does, and mirrors* the touch command:
require 'fileutils'
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NuGet Package Manager errors when trying to update
Opening VS2010 today, the extension manager notified me of an update for NuGet Package Manager.
4 Answers
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PostgreSQL query to return results as a comma separated list
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Kaleem Ullah
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answered Aug 10 '12 at 15:09
sorinsorin
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HtmlString vs. MvcHtmlString
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118
HtmlString only exists in ASP.NET 4.
MvcHtmlString was a compatibility shim added to MVC 2 to...
Copying files from host to Docker container
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41 Answers
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INSTALL_FAILED_NO_MATCHING_ABIS when install apk
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edited Mar 21 '17 at 11:59
Vasily Kabunov
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Check if two linked lists merge. If so, where?
...anged list (i.e. the former beginning of the other list), he will make a+b+1 iterations total. Let's call it z+1.
The pointer that reached the merge-point first, will keep iterating, until reaches the end of the list. The number of iterations it made should be calculated and is equal to x.
Then,...
How to change border color of textarea on :focus
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.input:focus {
outline: none !important;
border:1px solid red;
box-shadow: 0 0 10px #719ECE;
}
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