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Determining complexity for recursive functions (Big O notation)
... tree. Once you have the recursive tree:
Complexity = length of tree from root node to leaf node * number of leaf nodes
The first function will have length of n and number of leaf node 1 so complexity will be n*1 = n
The second function will have the length of n/5 and number of leaf nodes again ...
How to specify maven's distributionManagement organisation wide?
...el as the rest of the modules and have your aggregator pom.xml file at the root of where all your modules' directories exist.
- pom.xml (aggregator)
- project-parent
- project-module1
- project-module2
What you do with this structure is include your parent module in the aggregator and...
Add subdomain to localhost URL
...hat way. For instance, if you have a UNIX-based operating system, open (as root) the file /etc/hosts and add a line (or lines) like this:
127.0.0.1 example.com
127.0.0.1 subdomain.example.com
Your computer will now treat both example.com and subdomain.example.com as belonging to itself. If ...
PyLint “Unable to import” error - how to set PYTHONPATH?
...ule, like this:
[MASTER]
init-hook='import sys; sys.path.append("/path/to/root")'
(Or in other version of pylint, the init-hook requires you to change [General] to [MASTER])
Both of these options ought to work.
Hope that helps.
...
Parallel.ForEach vs Task.Factory.StartNew
.... I made a research calling the following method:
public static double SumRootN(int root)
{
double result = 0;
for (int i = 1; i < 10000000; i++)
{
result += Math.Exp(Math.Log(i) / root);
}
return result;
}
Execution of this method takes about 0.5se...
How do I test a file upload in rails?
...ctionDispatch::Http::UploadedFile.new({
:tempfile => File.new(Rails.root.join("test/fixtures/files/test.jpg"))
})
assert model.valid?
This way you can use the same methods you are using in your validations (as for example tempfile).
...
How do I mock a service that returns promise in AngularJS Jasmine unit test?
...
@JimAho Typically you just inject $rootScope and call $digest on that.
– dnc253
May 18 '15 at 15:39
1
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When to use pip requirements file versus install_requires in setup.py?
...cies that you recommend. For example you might use SQLAlchemy but suggest MySQL, and so put MySQLdb in the requirements file).
So, in summary: install_requires is to keep people away from things that you know don't work, while requirements files to lead people towards things you know do work. One...
Linq to Objects: does GroupBy preserve order of elements?
...her fields than the group key, you saved my day with your comment. LINQ to MySql sorts the groups automagically by the group key! I've had to use ToList to bring the ordered query to local objects, then group over that. Thank you.
– Ivan Ferrer Villa
Dec 3 '19 ...
Select all DIV text with single mouse click
How to highlight/select the contents of a DIV tag when the user clicks on the DIV...the idea is that all of the text is highlighted/selected so the user doesn't need to manually highlight the text with the mouse and potentially miss a bit of the text?
...