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OO Design in Rails: Where to put stuff
...fig.rb
/config/initializer/core_ext/string.rb
/config/initializer/core_ext/array.rb
For reusable code fragments, I often create (micro)plugins so that I can reuse them in other projects.
Helper files usually holds helper methods and sometimes classes when the object is intended to be used by help...
How to change the map center in Leaflet.js
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Also you can pass the coordinates as an array: map.setView([40.737, -73.923], 8) or an object map.setView({lat:40.737, lng:-73.923}, 8)
– leobelizquierdo
Feb 11 '16 at 17:48
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What is 'Pattern Matching' in functional languages?
...//invented pattern matching in JavaScript
In foo2, it expects a to be an array, it breaks apart the second argument, expecting an object with two props (prop1,prop2) and assigns the values of those properties to variables d and e, and then expects the third argument to be 35.
Unlike in JavaScript...
How to read a .xlsx file using the pandas Library in iPython?
...,
those columns will be combined into a ``MultiIndex``
names : array-like, default None
List of column names to use. If file contains no header row,
then you should explicitly pass header=None
converters : dict, default None
Dict of functions for converting va...
Rails - Nested includes on Active Records?
...de D as well, which is also an association of B, that's when you'd use the array as given in the example in the Rails Guide.
A.includes(bees: [:cees, :dees])
You could continue to nest includes like that (if you actually need to). Say that A is also associated with Z, and that C is associated to ...
Python: Append item to list N times
...o go another route for an assignment but this is what I ended up with.
my_array += ([x] * repeated_times)
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Java: PrintStream to String?
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Use a ByteArrayOutputStream as a buffer:
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.nio.charset.StandardCharsets;
final ByteArrayOutputStream baos = new ByteArrayOutputStream();
final String...
How to write multiple line property value using PropertiesConfiguration?
... escaped \\ characters \u0020
Backslashes are more difficult.
Lists and arrays:
You can specify a list of values in your properties file by using the
same key on several lines:
# chart colors
colors.pie = #FF0000;
colors.pie = #00FF00;
colors.pie = #0000FF;
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getMonth in javascript gives previous month
...sed as numbers as they are, the month is often converted to text, using an array of names, which is of course 0-based. It was already the case in C standard libraries, which must be over 40 years old.
– jcaron
Aug 24 '17 at 8:40
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Get local href value from anchor (a) tag
...cument.getElementById("link")[0].getAttribute("href"); to access the first array of <a> tags, or depends on the condition you make.
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