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What is the difference between a weak reference and an unowned reference?
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Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
...s to the same user).
This security model offers you clean code practice. Moreover, when you write your Action Method, you dont have to think about who can use this method, rather you can always be assured that whoever is using this method will have proper permission (claim) given by the Admin. The...
Design Pattern for Undo Engine
...r stuff). The UI for that might be a little unwieldy but it would be much more powerful than a traditional linear undo.
– Sumudu Fernando
Apr 29 '12 at 6:22
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Best way to create custom config options for my Rails app?
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How to convert a PNG image to a SVG? [closed]
...e result : cpp-frug.github.io/images/Cpp-President-2017.svg Please explain more about your target. What do you want / wonder ? What is your need / wish ? Cheers ;-)
– olibre
Jul 29 '16 at 8:41
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mysql: see all open connections to a given database?
...u can invoke MySQL show status command
show status like 'Conn%';
For more info read Show open database connections
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SQL Server: Query fast, but slow from procedure
...cal Variables" in your stored procedure queries, but read the original for more understanding, it's a great write up. e.g.
Slow way:
CREATE PROCEDURE GetOrderForCustomers(@CustID varchar(20))
AS
BEGIN
SELECT *
FROM orders
WHERE customerid = @CustID
END
Fast way:
CREATE PROCEDURE Ge...
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
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Java NIO FileChannel versus FileOutputstream performance / usefulness
... level, also many times the FileChannel way is slower. Can I please know more details comparing these two methods. Here is the code I used, the file that I am testing with is around 350MB . Is it a good option to use NIO based classes for File I/O, if I am not looking at random access or other su...
Android splash screen image sizes to fit all devices
...n the device. So you basically have to design 4 different images (although more can be developed for different formats such as widescreen, portrait/landscape mode, etc).
With that in mind know this: unless you design a screen for every single resolution that is used in Android, your image will stre...