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Ian Johnson
pixel flipper, data sifter. trying to see what I can while I'm here
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Published unlisted
By
Ian Johnson
Edited
Jul 13, 2021
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Testing Plot with SP500 (format date)
1
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md
`# Testing Plot with SP500`
Insert cell
sp500
=
FileAttachment
(
"sp500.csv"
)
.
csv
(
{
typed
:
true
}
)
Insert cell
data
=
sp500
.
map
(
d
=>
{
return
{
...
d
,
date
:
parser
(
d
.
date
)
}
}
)
Insert cell
md
`### Format date accordingly, MMM day YYYY`
Insert cell
parser
=
d3
.
timeParse
(
"%b %d %Y"
)
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md
`### Get first and last array for date`
Insert cell
startDate
=
parser
(
sp500
[
0
]
.
date
)
Insert cell
endDate
=
parser
(
sp500
[
122
]
.
date
)
Insert cell
md
`### Format X axis labels`
Insert cell
Plot
.
plot
(
{
x
:
{
type
:
"time"
,
domain
:
[
startDate
,
endDate
]
}
,
grid
:
true
}
)
Insert cell
md
` ## x-axis dates too close to each other`
Insert cell
Plot
.
dot
(
data
,
{
x
:
"date"
,
y
:
"price"
,
stroke
:
"price"
}
)
.
plot
(
{
width
:
1200
,
height
:
600
,
grid
:
true
,
inset
:
10
,
y
:
{
label
:
"Price"
,
padding
:
0.1
}
,
x
:
{
label
:
"Month"
,
padding
:
0.1
,
}
,
}
)
Insert cell
md
` ### How to format date in month?`
Insert cell
Plot
.
plot
(
{
grid
:
true
,
width
:
1200
,
height
:
600
,
marks
:
[
Plot
.
ruleY
(
[
0
]
)
,
Plot
.
dot
(
sp500
,
{
x
:
{
type
:
"time"
,
domain
:
[
startDate
,
endDate
]
}
,
y
:
"price"
,
stroke
:
"price"
}
)
]
}
)
Insert cell
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data
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startDate
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endDate
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