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Add a common Legend for combined ggplots
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group4 -0.072626 0.104988",header=TRUE)
library(ggplot2)
library(gridExtra)
p1 <- ggplot(df1, aes(x=x, y=y,colour=group)) + geom_point(position=position_jitter(w=0.04,h=0.02),size=1.8) + theme(legend.position="bottom")
p2 <- ggplot(df2, aes(x=x, y=y,colour=group)) + geom_point(position...
How do I enumerate the properties of a JavaScript object? [duplicate]
...hat might modify a prototype) doesn't break yours. Apart from adding a few extra bytes of code, there is no downside to using hasOwnProperty().
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Maintain aspect ratio of div but fill screen width and height in CSS?
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To avoid using extra markup here you can add an element using ::before or ::after and give that element a height of 0 and a padding-bottom relative to the objects width and 0 width of its own. That will have the same effect but with less ma...
What is “overhead”?
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Overhead typically reffers to the amount of extra resources (memory, processor, time, etc.) that different programming algorithms take.
For example, the overhead of inserting into a balanced Binary Tree could be much larger than the same insert into a simple Linked Li...
Rotating a two-dimensional array in Python
... list, we will need to put list() around that to convert it. With a couple extra list() calls to convert the iterators to an actual list. So:
rotated = list(reversed(list(zip(*original))))
We can simplify that a bit by using the "Martian smiley" slice rather than reversed()... then we don't need th...
Exposing database IDs - security risk?
...n't use unpredictable IDs at all. Bugs happen, so unpredictable IDs are an extra safety mechanism. Besides, access control is not the only reason to use them: predictable IDs can reveal sensitive information such as the number of new customers within a certain timeframe. You really don't want to exp...
UITableView with fixed section headers
...ew and change it is style from the right Side/ component menu)
if you have extra components such as custom views or etc. please check the table view's margins to create appropriate design. (such as height of header for sections & height of cell at index path, sections)
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What's “tools:context” in Android layout files?
...none of those attributes will be packaged into the APK. We're using it for extra metadata in the layout. It's also where for example the attributes to suppress lint warnings are stored -- as tools:ignore.
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Using PHP with Socket.io
...th php/mysql/static files only) with adsl subscription, without paying any extra. So no, being able to buy crappy VPS for $5 is definitely not a solution.
– Olli
Apr 1 '12 at 12:51
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How to copy from current position to the end of line in vi
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YES! the extra newline is driving me crazy. This is the info needed.
– javadba
Jul 22 '15 at 22:21
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