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Determining Referer in PHP
What is the most reliable and secure way to determine what page either sent, or called (via AJAX), the current page. I don't want to use the $_SERVER['HTTP_REFERER'] , because of the (lack of) reliability, and I need the page being called to only come from requests originating on my site.
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CSS: fixed position on x-axis but not y?
Is there a way to fix a position on the x-axis only? So when a user scrolls up, the div tag will scroll up with it, but not side to side?
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Make Visual Studio understand CamelCase when hitting Ctrl and cursor keys
...Thanks for those who suggested Resharper. Gives me another reason to love it even more. Just to be specific about where this lives - JetBrains call it CamelHumps (cute) and you can switch it on using the menu:
Resharper -> Options -> Environment -> Editor -> Editor Behavior -> U...
Surrogate vs. natural/business keys [closed]
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Both. Have your cake and eat it.
Remember there is nothing special about a primary key, except that it is labelled as such. It is nothing more than a NOT NULL UNIQUE constraint, and a table can have more than one.
If you use a surrogate key, you still...
Hidden Features of Visual Studio (2005-2010)?
...l Studio is such a massively big product that even after years of working with it I sometimes stumble upon a new/better way to do things or things I didn't even know were possible.
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AngularJS error: 'argument 'FirstCtrl' is not a function, got undefined'
I noticed the same question was asked a few times here, I tried so solve it but nothing helps.
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CAP theorem - Availability and Partition Tolerance
While I try to understand the "Availability" (A) and "Partition tolerance" (P) in CAP, I found it difficult to understand the explanations from various articles.
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Is “else if” a single keyword?
I am new to C++. I often see conditional statement like below:
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Retain precision with double in Java
...cimal class, if you want to have an exact representation of 11.4.
Now, a little explanation into why this is happening:
The float and double primitive types in Java are floating point numbers, where the number is stored as a binary representation of a fraction and a exponent.
More specifically, a...
Java Reflection: How to get the name of a variable?
Using Java Reflection, is it possible to get the name of a local variable? For example, if I have this:
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