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What is the difference between a URI, a URL and a URN?
People talk about URL s, URI s, and URN s as if they're different things, but they look the same to the naked eye.
31 An...
In Functional Programming, what is a functor?
I've come across the term 'Functor' a few times while reading various articles on functional programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incred...
Is there a way to cache GitHub credentials for pushing commits?
I recently switched to synchronizing my repositories to https:// on GitHub (due to firewall issues), and it asks for a password every time.
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What is Unicode, UTF-8, UTF-16?
What's the basis for Unicode and why the need for UTF-8 or UTF-16?
I have researched this on Google and searched here as well but it's not clear to me.
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Create the perfect JPA entity [closed]
I've been working with JPA (implementation Hibernate) for some time now and each time I need to create entities I find myself struggling with issues as AccessType, immutable properties, equals/hashCode, ... .
So I decided to try and find out the general best practice for each issue and write this ...
Is there a difference between copy initialization and direct initialization?
Suppose I have this function:
9 Answers
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What does O(log n) mean exactly?
I am learning about Big O Notation running times and amortized times. I understand the notion of O(n) linear time, meaning that the size of the input affects the growth of the algorithm proportionally...and the same goes for, for example, quadratic time O(n2) etc..even algorithms, such as permu...
What is the difference between properties and attributes in HTML?
After the changes made in jQuery 1.6.1, I have been trying to define the difference between properties and attributes in HTML.
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What are the disadvantages of using persistent connection in PDO
In PDO, a connection can be made persistent using the PDO::ATTR_PERSISTENT attribute. According to the php manual -
8 An...
Why am I getting a “401 Unauthorized” error in Maven?
Why am I getting a "401 Unauthorized" error in Maven?
21 Answers
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