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What does the “yield” keyword do?
...ou create the method of the node object that will return the generator
def _get_child_candidates(self, distance, min_dist, max_dist):
# Here is the code that will be called each time you use the generator object:
# If there is still a child of the node object on its left
# AND if the d...
Twitter Bootstrap Tabs: Go to Specific Tab on Page Reload or Hyperlink
...ew. You create a link with a standard URL parameter, like:
<a href = "http://link.to.yourpage?activeTab=home">My Link</a>
Then you simply detect the value of activeTab to write 'class="active"' in the appropriate <li>
Pseudocode (implement accordingly in your language). Note ...
Why prefer two's complement over sign-and-magnitude for signed numbers?
...icle on two's complement for the full answer: en.wikipedia.org/wiki/Two%27s_complement. The short answer is the MSB 1 indicates -8, and the remaining three 1s indicate 4, 2, and 1, respectively, so -8+4+2+1 = -1.
– Welbog
Aug 23 '16 at 13:33
...
Oracle TNS names not showing when adding new connection to SQL Developer
...RE\ORACLE\ORACLE_HOME
To see which one SQL Developer is using, issue the command show tns in the worksheet
If your tnsnames.ora file is not getting recognized, use the following procedure:
Define an environmental variable called TNS_ADMIN to point to the folder that contains your tnsnames.ora f...
Vim: Replacing a line with another one yanked before
...
Steps 1 and 2 can be combined using :ay [E.g. :20y] Followed by Vp should do the trick. You do not have to go to a line to yank it.
– Bharad
Aug 12 '13 at 9:23
...
Intersection of two lists in Bash
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Reference — What does this symbol mean in PHP?
...
_ Alias for gettext()
The underscore character '_' as in _() is an alias to the gettext() function.
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Django 1.7 - makemigrations not detecting changes
... out) listed in the documentation:
python manage.py makemigrations your_app_label
The documentation does not make it obvious that you need to add the app label to the command, as the first thing it tells you to do is python manage.py makemigrations which will fail. The initial migration is don...
Load and execution sequence of a web page?
...t fired when all page components are loaded and ready. Read more about it: http://docs.jquery.com/Tutorials:Introducing_$(document).ready()
Edit - This portion elaborates more on the parallel or not part:
By default, and from my current understanding, browser usually runs each page on 3 ways: HTML p...
How can I recover the return value of a function passed to multiprocessing.Process?
... For example like this:
import multiprocessing
def worker(procnum, return_dict):
'''worker function'''
print str(procnum) + ' represent!'
return_dict[procnum] = procnum
if __name__ == '__main__':
manager = multiprocessing.Manager()
return_dict = manager.dict()
jobs = []
...