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Using SQL Server 2008 and SQL Server 2005 and date time
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I voted this down by mistake, undid that, but now can't do what I really wanted to do which is vote it up! Thank you for finding the issue. If I understand correctly, does the value change from 2005 to 2008 due to updating the model from the database, where the database ...
Reading a huge .csv file
...opwhile(lambda r: r[3] != criterion, datareader))
return
You can now loop over getstuff() directly. Do the same in getdata():
def getdata(filename, criteria):
for criterion in criteria:
for row in getstuff(filename, criterion):
yield row
Now loop directly over ge...
Using python's eval() vs. ast.literal_eval()?
...a situation with some code where eval() came up as a possible solution. Now I have never had
to use eval() before but, I have come across plenty of information about the potential
danger it can cause. That said, I'm very wary about using it.
...
Change “on” color of a Switch
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As of now it is better to use SwitchCompat from the AppCompat.v7 library. You can then use simple styling to change the color of your components.
values/themes.xml:
<style name="Theme.MyTheme" parent="Theme.AppCompat.Light">...
How to find the kth largest element in an unsorted array of length n in O(n)?
...∑i=floor(n/2) to n T(i)
<= cn + 2 (1/n) ∑i=floor(n/2) to n ai
and now somehow we have to get the horrendous sum on the right of the plus sign to absorb the cn on the left. If we just bound it as 2(1/n) ∑i=n/2 to n an, we get roughly 2(1/n)(n/2)an = an. But this is too big - there's no r...
What is “entropy and information gain”?
...er of a new unseen first-name.
name gender
----------------- Now we want to predict
Ashley f the gender of "Amro" (my name)
Brian m
Caroline f
David m
First step is deciding what features of the data are relevant to the target class we want t...
Why do I need to explicitly push a new branch?
...same name, creating them if they don't exist),
the default push policy is now 'simple' (push only the current branch, and only if it has a similarly named remote tracking branch on upstream, since git 1.7.11)
In both cases, since the upstream empty repo has no branch:
there is no matching named...
Use of Initializers vs Constructors in Java
...kills as of late and have found a few bits of functionality that I didn't know about previously. Static and Instance Initializers are two such techniques.
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Is there a JSON equivalent of XQuery/XPath?
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Yup, it's called JSONPath. The source is now on GitHub.
It's also integrated into DOJO.
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Faster way to develop and test print stylesheets (avoid print preview every time)?
This is my process right now:
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