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Heroku free account limited?
... requests. If each instance of your application can serve each request in 100ms, then you get 600 requests/minute with the free account.
Your application code and its assets (the slug) are limited to 300 MB in total. Your application also has access to the local filesystem, which can serve as an ep...
Javascript equivalent of Python's zip function
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2016 update:
Here's a snazzier Ecmascript 6 version:
zip= rows=>rows[0].map((_,c)=>rows.map(row=>row[c]))
Illustration equiv. to Python{zip(*args)}:
> zip([['row0col0', 'row0col1', 'row0col2'],
['row1co...
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
...t has 4 lines, each holding 64 bytes. We first attempt to read the address 0x2710, which goes in set 28. And then we also attempt to read addresses 0x2F00, 0x3700, 0x3F00 and 0x4700. All of these belong to the same set. Before reading 0x4700, all lines in the set would have been occupied. Reading th...
What do the return values of node.js process.memoryUsage() stand for?
...the Heap
heapUsed: Heap actually Used
Ref: http://apmblog.dynatrace.com/2015/11/04/understanding-garbage-collection-and-hunting-memory-leaks-in-node-js/
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List distinct values in a vector in R
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answered Oct 13 '11 at 14:08
csgillespiecsgillespie
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Why does ReSharper tell me “implicitly captured closure”?
...ected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
int i = 0;
Random g = new Random();
this.button1.Click += (sender, args) => this.label1.Text = i++.ToString();
this.button2.Click += (sender, args) => this.label1.Text = (g.Next() + i).ToString();
}
I get an "Impl...
Convert a row of a data frame to vector
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edited Oct 30 '19 at 16:15
answered Jan 23 '13 at 16:42
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NerdTree - Reveal file in tree
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answered Oct 7 '11 at 20:01
ThomasThomas
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Position geom_text on dodged barplot
..."dodge", which is just a shortcut without any parameter.
In ggplot2_2.0.0 you find several examples in ?geom_text on how to position geom_text on dodged or stacked bars (the code chunk named "# Aligning labels and bars"). The Q&A What is the width argument in position_dodge? provides a more...
HTML tag affecting line height, how to make it consistent?
...e font size further to make it fit:
sup { vertical-align: top; font-size: 0.6em; }
Another hack you could try is to use positioning to move it up a bit without affecting the line box:
sup { vertical-align: top; position: relative; top: -0.5em; }
Of course this runs the risk of crashing into th...