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SQLAlchemy: What's the difference between flush() and commit()?
What the difference is between flush() and commit() in SQLAlchemy?
5 Answers
5
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getSupportActionBar from inside of Fragment ActionBarCompat
I'm starting a new project that uses the AppCompat/ActionBarCompat in v7 support library. I'm trying to figure out how to use the getSupportActionBar from within a fragment. My activity that hosts the fragment extends ActionBarActivity , but I don't see a similar support class for Fragments.
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Accessing Session Using ASP.NET Web API
I realize session and REST don't exactly go hand in hand but is it not possible to access session state using the new Web API? HttpContext.Current.Session is always null.
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MySQL get row position in ORDER BY
With the following MySQL table:
9 Answers
9
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How do I typedef a function pointer with the C++11 using syntax?
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It has a similar syntax, except you remove the identifier from the pointer:
using FunctionPtr = void (*)();
Here is an Example
If you want to "take away the uglyness", try what Xeo suggested:
#include <type_traits>
using FunctionPtr = std::add_pointer<void()>::type;
And her...
Coalesce function for PHP?
Many programming languages have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
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How to solve Permission denied (publickey) error when using Git?
I'm on Mac Snow Leopard and I just installed git .
45 Answers
45
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Manually map column names with class properties
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This works fine:
var sql = @"select top 1 person_id PersonId, first_name FirstName, last_name LastName from Person";
using (var conn = ConnectionFactory.GetConnection())
{
var person = conn.Query<Person>(sql).ToList();
ret...
Difference between app.use and app.get in express.js
I'm kind of new to express and node.js, and I can't figure out the difference between app.use and app.get. It seems like you can use both of them to send information. For example:
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Hidden Features of MySQL
I've been working with Microsoft SQL Server with many years now but have only just recently started to use MySQL with my web applications, and I'm hungry for knowledge.
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