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What is pseudopolynomial time? How does it differ from polynomial time?
...mon intuition for polynomial time is "time O(nk) for some k." For example, selection sort runs in time O(n2), which is polynomial time, while brute-force solving TSP takes time O(n · n!), which isn't polynomial time.
These runtimes all refer to some variable n that tracks the size of the input. Fo...
How to ensure a form field is submitted when it is disabled?
I have a select form field that I want to mark as "readonly", as in the user cannot modify the value, but the value is still submitted with the form. Using the disabled attribute prevents the user from changing the value, but does not submit the value with the form.
...
Annotating text on individual facet in ggplot2
...t;% gather("Vars","Data_1"),
Data2 %>% gather("Vars","Data_2")
) %>% select(-Vars1) -> Data_combined
Data_combined %>%
group_by(Vars) %>%
summarise(r=cor(Data_1,Data_2),
r2=r^2,
p=(pt(abs(r),nrow(.)-2)-pt(-abs(r),nrow(.)-2))) %>%
mutate(rlabel=paste(...
Newline in string attribute
... encoded value to represent a literal. In this case, I used the line feed (char 10). If you want to do "classic" vbCrLf, then you can use 

By the way, note the syntax: It's the ampersand, a pound, the letter x, then the hex value of the character you want, and then finally a sem...
How to alter SQL in “Edit Top 200 Rows” in SSMS 2008
...008 Management Studio, when I right click on a database table and choose " Select Top 100 Rows ", I can then e.g. easily add a "ORDER BY " statement to the SQL. That works fine .
...
How to change an application icon programmatically in Android?
...ication's icon from the program so next time they would see the previously selected icon in the launcher.
10 Answers
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Update relationships when saving changes of EF4 POCO objects
...ategories" is an IEnumerable containing the IDs of the categories the user selected in the view.
db.Entry(dataobj).State = EntityState.Modified;
db.SaveChanges();
dataobj = db.ServiceTypes.Include(x => x.Categories).Single(x => x.Id == dataobj.Id);
var it = _categories != null...
Is there a JavaScript MVC (micro-)framework? [closed]
...n excellent solution. It's everything is a plugin approach enables you to select only the features you need. As of 2.0, it's based on jQuery.
On progressively enhancing your website, that's left up to the user as JMVC provides just a middle layer for development - it's up to you to make that de...
What columns generally make good indexes?
...earching the results speedily from tables. So it is most important step to select which columns to be indexed. There are two major places where we can consider indexing: columns referenced in the WHERE clause and columns used in JOIN clauses. In short, such columns should be indexed against which yo...
Serialize an object to string
...and NewLineOnAttributes = false did the job.
– Lee Richardson
Nov 17 '14 at 15:37
Thanks @LeeRichardson - I needed to ...