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I have an entity called History which is tied to an Order entity. History has a property called Operation. All possible values for this property comes from an enum that goes like this: public enum Operations { ItemAdded, ItemRemoved, SupplierChanged // and so on… } These are the operations through which that history record wasRead more

I need to measure a web application average bit rate consumption to see what is the recommended bandwidth needed for the end-user to connect and use the web application with no performance issues from the server. My thinking is to use an end-user machine and make a stress test to the web application and loadRead more

I have bought a server with NVMe. I tested its speed as follows and confused about its performance. Is it ok? [root@server ~]# hdpa… | Read the rest of http://www.webhostingtalk.com/showthread.php?t=1691597&goto=newpostRead more

I know, that examples or counter examples are commonly accepted as proofs for the truth or falseness of conjectures, but should they be acceptable as such from a formal point of view? As far as I understand the essence of contemporary mathematics, its disciplines are based on well defined sets of axioms and the rulesRead more

I am new to both data science and python. I have a dataset of the time-dependent samples, which I want to run agglomerative hierarchical clustering on them. I have found that Dynamic Time Warping (DTW) is a useful method to find alignments between two time series which may vary in time or speed. I haveRead more

I have a dictionary whose keys are related to list of values, but any value may be related to many keys, hence be contained in various lists-attached-keys. To highlight such relation; I build (in Python 3.6.1) the reverse dictionary using this: from Collections import defaultdict #defaultdict is a dict that you set up to outputRead more