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Rotating x axis labels in R for barplot
...I'm guessing there's an easier way. But you could suppress the bar labels and the plot text of the labels by saving the bar positions from barplot and do a little tweaking up and down. Here's an example with the mtcars data set:
x <- barplot(table(mtcars$cyl), xaxt="n")
labs <- paste(names(...
Dump a NumPy array into a csv file
...there a way to dump a NumPy array into a CSV file? I have a 2D NumPy array and need to dump it in human-readable format.
11...
Why does the C# compiler go mad on this nested LINQ query?
Try to compile following code and you'll find that compiler takes >3 GB of RAM (all free memory on my machine) and very long time to compile (actually I get IO exception after 10 minutes).
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How to tell a Mockito mock object to return something different the next time it is called?
...ks to get this to work correctly. I'd like to avoid rebuilding the mocks, and just use the same objects in each test.
5 A...
How can I get the domain name of my site within a Django template?
... current site from within a Django template? I've tried looking in the tag and filters but nothing there.
16 Answers
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Static nested class in Java, why?
I was looking at the Java code for LinkedList and noticed that it made use of a static nested class, Entry .
14 Answers
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Creating an empty bitmap and drawing though canvas in Android
I'd like to create an empty bitmap and set a canvas to that bitmap and then draw any shape on the bitmap.
2 Answers
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In Postgresql, force unique on combination of two columns
...l1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTable (
col1 int NOT NULL,
col2 int NOT NULL,
primary key (col1, col2)
)
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Fixing slow initial load for IIS
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Options A, B and D seem to be in the same category since they only influence the initial start time, they do warmup of the website like compilation and loading of libraries in memory.
Using C, setting the idle timeout, should be enough s...
Android TextView Justify Text
...get the text of a TextView to be Justified (with text flush on the left- and right- hand sides)?
27 Answers
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