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Breaking up long strings on multiple lines in Ruby without stripping newlines
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443
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string = "line #1"\
"line #2"\
"line #...
In Matplotlib, what does the argument mean in fig.add_subplot(111)?
...a single integer. For example, "111" means "1x1 grid, first subplot" and "234" means "2x3 grid, 4th subplot".
Alternative form for add_subplot(111) is add_subplot(1, 1, 1).
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ExecJS::RuntimeError on Windows trying to follow rubytutorial
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Update multiple rows in same query using PostgreSQL
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453
+50
You can a...
how to provide a swap function for my class?
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Pip freeze vs. pip list
... be in a specific format for pip to understand, which is
feedparser==5.1.3
wsgiref==0.1.2
django==1.4.2
...
That is the "requirements format".
Here, django==1.4.2 implies install django version 1.4.2 (even though the latest is 1.6.x).
If you do not specify ==1.4.2, the latest version available ...
Where are environment variables stored in registry?
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283
Here's where they're stored on XP through Server 2012 R2:
User Variables
HKEY_CURRENT_USER\E...
difference between scope and namespace of ruby-on-rails 3 routing
...ference is between a namespace and a scope in the routing of ruby-on-rails 3.
5 Answers
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Error in : object of type 'closure' is not subsettable
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library(shiny)
reactive_df <- reactive({
data.frame(col1 = c(1,2,3),
col2 = c(4,5,6))
})
While we often work with reactive expressions in shiny as if they were data frames, they are actually functions that return data frames (or other objects).
isolate({
print(reactiv...