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Efficiency of premature return in a function
This is a situation I encounter frequently as an inexperienced programmer and am wondering about particularly for an ambitious, speed-intensive project of mine I'm trying to optimize. For the major C-like languages (C, objC, C++, Java, C#, etc) and their usual compilers, will these two functions ru...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
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There's a few general pros and cons I can think of, there are situations where one is better than the other:
Option 1, EAV Model:
Pro: less time to design and develop a simple application
Pro: new entities easy to add (might even
be added by users?)
Pro: "generic" i...
MongoDB Many-to-Many Association
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Depending on your query needs you can put everything in the user document:
{name:"Joe"
,roles:["Admin","User","Engineer"]
}
To get all the Engineers, use:
db.things.find( { roles : "Engineer" } );
If you want to maintain the ...
Git commits are duplicated in the same branch after doing a rebase
I understand the scenario presented in Pro Git about The Perils of Rebasing . The author basically tells you how to avoid duplicated commits:
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Replacements for switch statement in Python?
I want to write a function in Python that returns different fixed values based on the value of an input index.
44 Answers...
Differences and relationship between glActiveTexture and glBindTexture
...he standard model for OpenGL objects is as follows.
Objects have state. Think of them as a struct. So you might have an object defined like this:
struct Object
{
int count;
float opacity;
char *name;
};
The object has certain values stored in it and it has state. OpenGL objects have ...
Python - abs vs fabs
I noticed that in python there are two similar looking methods for finding the absolute value of a number:
4 Answers
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How do I delete a local repository in git? [duplicate]
I can't find the command. I tried Googling "git 'delete a repository'".
4 Answers
4
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How can I completely remove TFS Bindings
I have a solution that contains a good deal of projects,
14 Answers
14
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When should you use constexpr capability in C++11?
It seems to me that having a "function that always returns 5" is breaking or diluting the meaning of "calling a function". There must be a reason, or a need for this capability or it wouldn't be in C++11. Why is it there?
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