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How to change line width in ggplot?
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Whilst @Didzis has the correct answer, I will expand on a few points
Aesthetics can be set or mapped within a ggplot call.
An aesthetic defined within aes(...) is mapped from the data, and a legend created.
An aesthetic may also be set to a single value, by defining it...
Plotting a list of (x, y) coordinates in python matplotlib
...s (a, b) that I would like to plot with matplotlib in python as actual x-y coordinates. Currently, it is making two plots, where the index of the list gives the x-coordinate, and the first plot's y values are the a s in the pairs and the second plot's y values are the b s in the pairs.
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How do I list all files of a directory?
...rt walk
f = []
for (dirpath, dirnames, filenames) in walk(mypath):
f.extend(filenames)
break
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Set environment variables on Mac OS X Lion
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First, one thing to recognize about OS X is that it is built on Unix. This is where the .bash_profile comes in. When you start the Terminal app in OS X you get a bash shell by default. The bash shell comes from Unix and when it loads it runs the .bash_profile scri...
How do I enumerate through a JObject?
...gt;>. So, you can iterate over it simply using a foreach:
foreach (var x in obj)
{
string name = x.Key;
JToken value = x.Value;
…
}
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...צקלה", ensure_ascii=False).encode('utf8')
>>> json_string
b'"\xd7\x91\xd7\xa8\xd7\x99 \xd7\xa6\xd7\xa7\xd7\x9c\xd7\x94"'
>>> print(json_string.decode())
"ברי צקלה"
If you are writing to a file, just use json.dump() and leave it to the file object to encode:
with open(...
In Python, what is the difference between “.append()” and “+= []”?
... import dis
>>> dis.dis(compile("s = []; s.append('spam')", '', 'exec'))
1 0 BUILD_LIST 0
3 STORE_NAME 0 (s)
6 LOAD_NAME 0 (s)
9 LOAD_ATTR 1 (append)
12 LOAD_CONST ...
How to place and center text in an SVG rectangle
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An easy solution to center text horizontally and vertically in SVG:
Set the position of the text to the absolute center of the element in which you want to center it:
If it's the parent, you could just do x="50%" y ="50%".
If it's another element, x ...
Why is `[` better than `subset`?
When I need to filter a data.frame, i.e., extract rows that meet certain conditions, I prefer to use the subset function:
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How to determine a user's IP address in node
...determine the IP address of a given request from within a controller? For example (in express):
19 Answers
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