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How do you turn a Mongoose document into a plain object?
...override getters option)
minimize: remove empty objects (defaults to true)
transform: a transform function to apply to the resulting document before returning
depopulate: depopulate any populated paths, replacing them with their original refs (defaults to false)
versionKey: whether to include the ve...
Capitalize words in string [duplicate]
...asically matches the first letter of each word within the given string and transforms only that letter to uppercase:
\b matches a word boundary (the beginning or ending of word);
\w matches the following meta-character [a-zA-Z0-9].
For non-ASCII characters refer to this solution instead
'ÿöur...
Convert java.time.LocalDate into java.util.Date type
...t());
That assumes your date chooser uses the system default timezone to transform dates into strings.
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Unpacking, extended unpacking and nested extended unpacking
...ns doesn't mean you should. You could write code like map(map, iterable_of_transformations, map(map, iterable_of_transformations, iterable_of_iterables_of_iterables)) but you don't.
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initialize a numpy array
...t is by creating a regular list, then append my stuff into it, and finally transform the list to a numpy array as follows :
import numpy as np
big_array = [] # empty regular list
for i in range(5):
arr = i*np.ones((2,4)) # for instance
big_array.append(arr)
big_np_array = np.array(big_arra...
Set HTML5 doctype with XSLT
...gt;
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="html" encoding="utf-8" indent="yes" />
<xsl:template match="/">
<xsl:text disable-output-escaping='yes'>&lt;!DOCTYPE html&gt;</xsl:text>
<html...
PostgreSQL - max number of parameters in “IN” clause?
... planner more scope for
* optimization on such clauses.
*
* First step: transform all the inputs, and detect whether any are
* RowExprs or contain Vars.
*/
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How to get the index of an item in a list in a single step?
...
Use the overload of Select which takes an index in the predicate, so you transform your list into an (index, value) pair:
var pair = myList.Select((Value, Index) => new { Value, Index })
.Single(p => p.Value.Prop == oProp);
Then:
Console.WriteLine("Index:{0}; Value: {1}"...
List comprehension in Ruby
...comprehension is. Every single response assumes some preexisting array to transform. But list comprehension's power lies in an array created on the fly with the following syntax:
squares = [x**2 for x in range(10)]
The following would be an analog in Ruby (the only adequate answer in this threa...
Please explain some of Paul Graham's points on Lisp
...nctions which manipulate Lisp data representing Lisp programmes and output transformed data representing transformed programmes, to be used in place of the originals? In other words -- why not allow Lisp programmers to register their functions as compiler plugins of sorts, called macros in Lisp? And...