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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
Both can be used to find the shortest path from single source. BFS runs in O(E+V) , while Dijkstra's runs in O((V+E)*log(V)) .
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What is %2C in a URL?
I'm trying to understand the structure of a URL, and I'm seeing a lot of %2C . I'm guessing this is a result of some encoding. What does that stand for?
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What do @, - and + do as prefixes to recipe lines in Make?
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How to write a JSON file in C#?
I need to write the following data into a text file using JSON format in C#. The brackets are important for it to be valid JSON format.
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GCC -g vs -g3 GDB Flag: What is the Difference?
When compiling C source code with either gcc or Clang, I always use the -g flag to generate debugging information for gdb.
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Require returns an empty object
I have a folder, that has index.js and a couple of models (classes)
index.js
1 Answer
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python tuple to dict
For the tuple, t = ((1, 'a'),(2, 'b'))
dict(t) returns {1: 'a', 2: 'b'}
6 Answers
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XPath to find elements that does not have an id or class
How can I get all tr elements without id attribute?
4 Answers
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Git commit date
...log for the date string, is there a Git native way to report the date of a certain commit?
4 Answers
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Referencing another schema in Mongoose
if I have two schemas like:
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