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Submitting a multidimensional array via POST with php

I have a php form that has a known number of columns (ex. top diameter, bottom diameter, fabric, colour, quantity), but has an unknown number of rows, as users can add rows as they need. ...
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Difference between Role and GrantedAuthority in Spring Security

...e the RoleVoter, the hasRole expression etc.) always adds the ROLE_ prefix for you. So hasAuthority('ROLE_ADMIN') means the the same as hasRole('ADMIN') because the ROLE_ prefix gets added automatically. See the spring security 3 to 4 migration guide for futher information. But still: a role is jus...
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target=“_blank” vs. target=“_new”

...U+005F LOW LINE character. (Names starting with an underscore are reserved for special keywords.) A valid browsing context name or keyword is any string that is either a valid browsing context name or that is an ASCII case-insensitive match for one of: _blank, _self, _parent, or _top." - Source Tha...
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How to apply bindValue method in LIMIT clause?

... I remember having this problem before. Cast the value to an integer before passing it to the bind function. I think this solves it. $fetchPictures->bindValue(':skip', (int) trim($_GET['skip']), PDO::PARAM_INT); ...
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How to remove from a map while iterating it?

... The standard associative-container erase idiom: for (auto it = m.cbegin(); it != m.cend() /* not hoisted */; /* no increment */) { if (must_delete) { m.erase(it++); // or "it = m.erase(it)" since C++11 } else { ++it; } } Note that we really want an...
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Creating a blocking Queue in .NET?

...ue<T>. You could add another constructor to your class to accomodate for that. – RichardOD Jan 22 '10 at 16:26 3 ...
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Git - How to use .netrc file on Windows to save user and password

...that that folder (cd %HOME%) and make a file called '_netrc' Note: Again, for Windows, you need a '_netrc' file, not a '.netrc' file. Its content is quite standard (Replace the <examples> with your values): machine <hostname1> login <login1> password <password1> machine &l...
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Which SQL query is faster? Filter on Join criteria or Where clause?

...it reduces the result set at the soonest possible moment, but I don't know for sure. 9 Answers ...
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machine learning libraries in C# [closed]

...h over 2,000 stars. Also, check out the official machine learning library for .NET provided by Microsoft: https://github.com/dotnet/machinelearning OLD There's a neural network library called AForge.net on the codeproject. (Code hosted at Google code) (Also checkout the AForge homepage - Accord...
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Is there a way to access method arguments in Ruby?

...ou can use the parameters method on a method to get the list of parameters for that method. This will return a list of pairs indicating the name of the parameter and whether it is required. e.g. If you do def foo(x, y) end then method(:foo).parameters # => [[:req, :x], [:req, :y]] You ca...