Adding tags to posts

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Jacob Windle 2017-12-14 23:52:57 -05:00
parent 3632f8bf8d
commit 1e8be5293c
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title: "Getting Into Day Trading: Analyzing The Moving Average" title: "Getting Into Day Trading: Analyzing The Moving Average"
date: 2017-11-04T14:11:54-04:00 date: 2017-11-04T14:11:54-04:00
draft: true draft: true
tags: ["day trading", "data analysis", "julia"]
--- ---
Now that we have a Julia environment good to go, and a dataset available, time to start doing some real analysis. Now that we have a Julia environment good to go, and a dataset available, time to start doing some real analysis.
@ -11,7 +12,27 @@ plotted in all of it's glory. Let's take a look at the closing costs (y) plotted
![Image](/img/post/WLTW_CLOSING_COSTS.png) ![Image](/img/post/WLTW_CLOSING_COSTS.png)
Not bad, we can see an ok trend going from January to December 2016. This data isn't very useful yet but it does Not bad, we can see an ok trend going from January to December 2016. This data isn't very useful yet but I can
showcase some awesome Julia packages. showcase some awesome Julia packages, and how I generated the graph.
I used DataFrames.jl to store the data, Query.jl to grab a subset of the data, and Gadfly.jl to plot the data.
All of these are excellent libraries for doing your thing when analyzing.
```julia
data = readtable("prices.csv", header=True)
q = @from i in data begin
@where i.symbol == "WLTW"
@select {i.date, i.close}
@collect DataFrame
end
p = (q, y=:close, Geom.Point, Guide.Title("Closing Costs: WLTW - 2016"))
draw(PNG("wltw_closing_costs.png, 6inch, 4inch), p)
```
Now I'd like to add the plots for the 3-day SMA, and the 5-day SMA to the plot of WLTW closing costs. What these
are, are the average of either the last 3 days or the last 5 days for a single datapoint. I believe that
by doing so, we may be able to visualize if either datapoint is adequate in predicting trends in this data. I'll be looking for
how close any given moving average is to the actual trend of the close costs for the WLTW security.

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title: "Getting Into Day Trading: Simple Moving Average" title: "Getting Into Day Trading: Simple Moving Average"
date: 2017-10-28T18:13:45-04:00 date: 2017-10-28T18:13:45-04:00
draft: false draft: false
tags: ["day trading", "data analysis", "julia"]
--- ---
We've all heard the get rich quick schemes right? That someone somewhere has some plan to game the stock market to make We've all heard the get rich quick schemes right? That someone somewhere has some plan to game the stock market to make

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title: "Quick Tips: Javascript Password Verification" title: "Quick Tips: Javascript Password Verification"
date: 2017-10-28T10:30:49-04:00 date: 2017-10-28T10:30:49-04:00
draft: false draft: false
tags: ["javascript", "quick tips"]
--- ---
I just had to write client-side password verification for work at [Verodin](https://verodin.com), I just had to write client-side password verification for work at [Verodin](https://verodin.com),