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Random float number generation
How do I generate random floats in C++?
14 Answers
14
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How exactly do Django content types work?
...time grasping the concept of Django's content types. It feels very hackish and, ultimately, against how Python tends to do things. That being said, if I'm going to use Django then I have to work within the confines of the framework.
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Using an integer as a key in an associative array in JavaScript
When I create a new JavaScript array, and use an integer as a key, each element of that array up to the integer is created as undefined.
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What happens to global and static variables in a shared library when it is dynamically linked?
I'm trying to understand what happens when modules with globals and static variables are dynamically linked to an application.
By modules, I mean each project in a solution (I work a lot with visual studio!). These modules are either built into *.lib or *.dll or the *.exe itself.
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How do you do a deep copy of an object in .NET? [duplicate]
...nto serialization graph, since BinaryFormatter uses fields via reflection, and events are just fields of delegate types plus add/remove/invoke methods. You can use [field: NonSerialized] on event to avoid this.
– Ilya Ryzhenkov
Sep 24 '08 at 20:16
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fatal: The current branch master has no upstream branch
I'm trying to push one of my projects to github, and I keep getting this error:
22 Answers
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Targeting only Firefox with CSS
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OK, I've found it. This is probably the most clean and easy solution out there and does not rely on JavaScript being turned on.
@-moz-document url-prefix() {
h1 {
color: red;
}
}
<h1>This should be red in FF</h1>
It's based on yet another ...
How can I avoid running ActiveRecord callbacks?
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This solution is Rails 2 only.
I just investigated this and I think I have a solution. There are two ActiveRecord private methods that you can use:
update_without_callbacks
create_without_callbacks
You're going to have to use send to call these methods. examples:
p = Person.ne...
Array versus linked-list
...er of changing what points to what. Shuffling an array is more complicated and/or takes more memory.
As long as your iterations all happen in a "foreach" context, you don't lose any performance in iteration.
share
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Why should casting be avoided? [closed]
...as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
14 Answers...