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What's the difference between :: (double colon) and -> (arrow) in PHP?
There are two distinct ways to access methods in PHP, but what's the difference?
6 Answers
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When to use Preorder, Postorder, and Inorder Binary Search Tree Traversal strategies
I realized recently that while having used BST's plenty in my life, I've never even contemplated using anything but Inorder traversal (while I am aware of and know how easy it is to adapt a program to use pre/post-order traversal).
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Regular expression to get a string between two strings in Javascript
I have found very similar posts, but I can't quite get my regular expression right here.
11 Answers
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When should I use malloc in C and when don't I?
I understand how malloc() works. My question is, I'll see things like this:
6 Answers
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Does Go have “if x in” construct similar to Python?
...e
}
}
return false
}
If you want to be able to check for membership without iterating over the whole list, you need to use a map instead of an array or slice, like this:
visitedURL := map[string]bool {
"http://www.google.com": true,
"https://paypal.com": true,
}
if visited...
When to use symbols instead of strings in Ruby?
If there are at least two instances of the same string in my script, should I instead use a symbol?
4 Answers
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(Mac) -bash: __git_ps1: command not found
I'm trying to change my command promt in terminal. I keep getting the error:
19 Answers
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What are the differences between 'call-template' and 'apply-templates' in XSL?
I am new in XSLT so I'm little bit confused about the two tags,
4 Answers
4
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What happens to git commits created in a detached HEAD state?
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The old commit is still in the reflog.
git reflog
This will show a list of commits, and the "lost" commit should be in there. You can make it into a new branch. For example, if the SHA-1 is ba5a739, then you can make a new branch ...
Advantage of creating a generic repository vs. specific repository for each object?
We are developing an ASP.NET MVC application, and are now building the repository/service classes. I'm wondering if there are any major advantages to creating a generic IRepository interface that all repositories implement, vs. each Repository having its own unique interface and set of methods.
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