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PHP ORMs: Doctrine vs. Propel

I'm starting a new project with symfony which is readily integrated with Doctrine and Propel , but I of course need to make a choice.... I was wondering if more experienced people out there have general pros and/or cons for going with either of these two? ...
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public static const in TypeScript

Is there such a thing as public static constants in TypeScript? I have a class that looks like: 8 Answers ...
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LaTeX table positioning

I have a LaTeX document that contains a paragraph followed by 4 tables followed by a second paragraph. I want the 4 tables to appear between the two paragraphs which from what I've read means I should use the [h] option after beginning the table environment (e.g. \begin{table}[h] ). ...
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How do I convert an existing callback API to promises?

I want to work with promises but I have a callback API in a format like: 20 Answers 20...
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Are string.Equals() and == operator really same? [duplicate]

Are they really same? Today, I ran into this problem. Here is the dump from the Immediate Window: 8 Answers ...
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Validate that a string is a positive integer

I would like the simplest fail-safe test to check that a string in JavaScript is a positive integer. 13 Answers ...
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Multiple Inheritance in C#

Since multiple inheritance is bad (it makes the source more complicated) C# does not provide such a pattern directly. But sometimes it would be helpful to have this ability. ...
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Get all unique values in a JavaScript array (remove duplicates)

...that I need to make sure are unique. I found the code snippet below on the internet and it works great until the array has a zero in it. I found this other script here on Stack Overflow that looks almost exactly like it, but it doesn't fail. ...
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How to check if a path is absolute path or relative path in cross platform way with Python?

UNIX absolute path starts with '/', whereas Windows starts with alphabet 'C:' or '\'. Does python has a standard function to check if a path is absolute or relative? ...
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What's better at freeing memory with PHP: unset() or $var = null

...unction call ( update , is actually a language construct), but it would be interesting to know if one is better than the other. I have been using unset() for most of my coding, but I've recently looked through a few respectable classes found off the net that use $var = null instead. ...