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Why doesn't Dijkstra's algorithm work for negative weight edges?
...int on positive numbers - the above assumption is not true.
Since we do "know" each vertex which was "closed" is minimal - we can safely do the relaxation step - without "looking back". If we do need to "look back" - Bellman-Ford offers a recursive-like (DP) solution of doing so.
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How can I overwrite a getter method in an ActiveRecord model?
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Well. I just saw the doco. Now if I call name on the model object, which one will be called -name_with_override or name_without_override ?
– Arup Rakshit
May 19 '15 at 9:29
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Convert list to tuple in Python
...nce you have used a tuple variable to hold a tuple (45, 34) earlier... So, now tuple is an object of type tuple now...
It is no more a type and hence, it is no more Callable.
Never use any built-in types as your variable name... You do have any other name to use. Use any arbitrary name for your va...
How to install grunt and how to build script with it
...or combining files together:
npm install grunt-contrib-concat --save-dev
Now you need to setup your Gruntfile.js which will describe your build process. For this sample I just combine two JS files file1.js and file2.js in the js folder and generate app.js:
module.exports = function(grunt) {
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What killed my process and why?
...y. So in theory, your CPU has access to total of 1.5GB of virtual memory.
Now, for some time everything is running fine within 1.5GB of total memory. But all of sudden (or gradually) your system has started consuming more and more memory and it reached at a point around 95% of total memory used.
N...
How to create a private class method?
...method in a separate line. I personally don't like this usage but good to know that it exists.
private_class_method def self.method_name
....
end
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What is the Sign Off feature in Git for?
...eated the patch in question, or that you certify that to the best of your knowledge, it was created under an appropriate open-source license, or that it has been provided to you by someone else under those terms. This can help establish a chain of people who take responsibility for the copyright sta...
How to disable scrolling in UITableView table when the content fits on the screen
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Thank you! This is mostly working for me now. Only problem I'm having now is when cells are partially visible they still count as visible and thus scrolling gets disabled when in that case I want it to be enabled.
– Ginny
Sep ...
Global and local variables in R
...d since it is not defined in this environment
get('var', envir=test.env) # now it can be found
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Using msbuild to execute a File System Publish Profile
I have a c# .Net 4.0 project created with VS2010 and now being accessed with VS2012.
7 Answers
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