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Compiling C++11 with g++
...ing to update my C++ compiler to C++11.
I have searched a bit and I have come to the conclusion that I have to use the flag -std=c++0x or -std=gnu++0x , but I don't know many things about flags. Can anyone help me? (I'm using Ubuntu 12.04.)
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Can't delete virtual device from Eclipse, android
I have multiple virtual devices, some of them can't be deleted.
6 Answers
6
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List of remotes for a Git repository?
...nfigured remote URLs with the command git remote -v.
This will give you something like the following:
base /home/***/htdocs/base (fetch)
base /home/***/htdocs/base (push)
origin git@bitbucket.org:*** (fetch)
origin git@bitbucket.org:*** (push)
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Checking if a double (or float) is NaN in C++
...is, for a float f, f != f will be true only if f is NaN.
Note that, as some comments below have pointed out, not all compilers respect this when optimizing code.
For any compiler which claims to use IEEE floating point, this trick should work. But I can't guarantee that it will work in practice....
Set cURL to use local virtual hosts
Using Apache or Ngnix I always create development sites based on real projects such as http://project1.loc which, after adding to my .hosts file, the browser has no problem using.
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Spring Test & Security: How to mock authentication?
...test if my the URLs of my controllers are properly secured. Just in case someone changes things around and accidentally removes security settings.
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PDO Prepared Inserts multiple rows in single query
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Multiple Values Insert with PDO Prepared Statements
Inserting multiple values in one execute statement. Why because according to this page it is faster than regular inserts.
$datafields = array('fielda', 'fieldb', ... );
$data[] = array('fielda' => 'value', 'field...
How to make the tab character 4 spaces instead of 8 spaces in nano?
...you already got a file with tabs and want to convert them to spaces i recommend the expandcommand (shell):
expand -4 input.py > output.py
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What is the difference between lock and Mutex?
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What's the difference between belongs_to and has_one?
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They essentially do the same thing, the only difference is what side of the relationship you are on. If a User has a Profile, then in the User class you'd have has_one :profile and in the Profile class you'd have belongs_to :user. To determine who "ha...