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JPA eager fetch does not join
...d mapped entity/collection of all root entities retrieved in first query = 2 queries
JOIN => one query to fetch both root entities and all of their mapped entity/collection = 1 query
So SELECT and JOIN are two extremes and SUBSELECT falls in between. One can choose suitable strategy based on he...
JavaScript % (modulo) gives a negative result for negative numbers
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Number.prototype.mod = function(n) {
return ((this%n)+n)%n;
};
Taken from this article: ...
How to debug template binding errors for KnockoutJS?
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Understanding MongoDB BSON Document size limit
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126
First off, this actually is being raised in the next version to 8MB or 16MB ... but I think to ...
Constant Amortized Time
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Amortised time explained in simple terms:
If you do an operation say a million times, you don't...
Natural Sort Order in C#
....Unicode)]
private static extern int StrCmpLogicalW(string psz1, string psz2);
Michael Kaplan has some examples of how this function works here, and the changes that were made for Vista to make it work more intuitively. The plus side of this function is that it will have the same behaviour as the ...
How to set up Android emulator proxy settings
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Is there a way to detach matplotlib plots so that the computation can continue?
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Use matplotlib's calls that won't block:
Using draw():
from matplotlib.pyplot import plot, dra...
can we use xpath with BeautifulSoup?
...you can use the .xpath() method to search for elements.
try:
# Python 2
from urllib2 import urlopen
except ImportError:
from urllib.request import urlopen
from lxml import etree
url = "http://www.example.com/servlet/av/ResultTemplate=AVResult.html"
response = urlopen(url)
htmlparser =...
Android Studio - How to increase Allocated Heap Size
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