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Algorithm for creating a school timetable
I've been wondering if there are known solutions for algorithm of creating a school timetable. Basically, it's about optimizing "hour-dispersion" (both in teachers and classes case) for given class-subject-teacher associations. We can assume that we have sets of classes, lesson subjects and teacher...
Access-control-allow-origin with multiple domains
In my web.config I would like to specify more than one domain for the access-control-allow-origin directive. I don't want to use * . I've tried this syntax:
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Invoking JavaScript code in an iframe from the parent page
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This solution does not work for my gadget, here is my code document.getElementById('remote_iframe_0').contentWindow.my.create_element_gadget('verify_user');" remote_iframe_0 is created programmaticaly by a apache shindig server but window.parent....
两种js滑动门(tab切换)效果 - 源码下载 - 清泛网 - 专注C/C++及内核技术
...ar tabList = document.getElementById(tabObj).getElementsByTagName("li");
for(i=0; i <tabList.length; i++)
{
if (i == Num)
{
thisObj.className = "active";
document.getElementById(tabObj+"_Content"+i).style.display = "block";
}else{
tabList[i].className = "normal"; ...
C++ wait for user input [duplicate]
What would be the best way to wait for user input in console application?
4 Answers
4
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Using PHP with Socket.io
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It may be a little late for this question to be answered, but here is what I found.
I don't want to debate on the fact that nodes does that better than php or not, this is not the point.
The solution is : I haven't found any implementation of sock...
How do I install Python OpenCV through Conda?
I'm trying to install OpenCV for Python through Anaconda , but I can't seem to figure this out.
41 Answers
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Converting JSON String to Dictionary Not List
...you need to use to get the result you want is a list comprehension:
[p[0] for p in datapoints[0:5]]
Here's a simple way to calculate the mean:
sum(p[0] for p in datapoints[0:5])/5. # Result is 35.8
If you're willing to install NumPy, then it's even easier:
import numpy
json1_file = open('json...
Is APC compatible with PHP 5.4 or PHP 5.5?
...cluding "Zend OPCache" - It looks firmly like this will be the replacement for APC going forward as it is included in the PHP core, and will have to be maintained for each new release.
I would personally advise those who depend on APC for it's opcode caching to test their code with the upcoming buil...
Django. Override save for model
Before saving model I'm re-size a picture. But how can I check if new picture added or just description updated, so I can skip rescaling every time the model is saved?
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