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How do I tell git to always select my local version for conflicted merges on a specific file?
Say I'm collaborating with someone via a git repository, and there is a particular file that I never want to accept any external changes to.
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Why does direction of index matter in MongoDB?
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“Single-page” JS websites and SEO
There are a lot of cool tools for making powerful "single-page" JavaScript websites nowadays. In my opinion, this is done right by letting the server act as an API (and nothing more) and letting the client handle all of the HTML generation stuff. The problem with this "pattern" is the lack of search...
Real-world examples of recursion [closed]
What are real-world problems where a recursive approach is the natural solution besides depth-first search (DFS)?
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Remove duplicate dict in list in Python
I have a list of dicts, and I'd like to remove the dicts with identical key and value pairs.
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What does 'predicate' mean in the context of computer science? [duplicate]
Specifically I've seen it used in the context of text filtering. As if "predicate" == "filter criteria".
7 Answers
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Apply a function to every row of a matrix or a data frame
Suppose I have a n by 2 matrix and a function that takes a 2-vector as one of its arguments. I would like to apply the function to each row of the matrix and get a n-vector. How to do this in R?
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400 BAD request HTTP error code meaning?
I have a JSON request which I'm posting to a HTTP URL.
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Checking if a key exists in a JavaScript object?
How do I check if a particular key exists in a JavaScript object or array?
22 Answers
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Why is a ConcurrentModificationException thrown and how to debug it
I am using a Collection (a HashMap used indirectly by the JPA, it so happens), but apparently randomly the code throws a ConcurrentModificationException . What is causing it and how do I fix this problem? By using some synchronization, perhaps?
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