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Javascript. Assign array values to multiple variables? [duplicate]
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104
This is a new feature of JavaScript 1.7 called Destructuring assignment:
Destructuring assi...
Lambda capture as const reference?
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const isn't in the grammar for captures as of n3092:
capture:
identifier
& identifier
this
The text only mention capture-by-copy and capture-by-reference and doesn't mention any sort of const-ness.
Feels like an oversight to me, but I haven't followed the sta...
Get size of all tables in database
...l_pages) * 8 AS TotalSpaceKB,
CAST(ROUND(((SUM(a.total_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS TotalSpaceMB,
SUM(a.used_pages) * 8 AS UsedSpaceKB,
CAST(ROUND(((SUM(a.used_pages) * 8) / 1024.00), 2) AS NUMERIC(36, 2)) AS UsedSpaceMB,
(SUM(a.total_pages) - SUM(a.used_pages)...
Difference between DOMContentLoaded and load events
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edited Feb 27 '14 at 14:10
Andrew
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answered Mar 10 ...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
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JohnJohn
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add a com...
MySql server startup error 'The server quit without updating PID file '
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What is the pythonic way to unpack tuples? [duplicate]
... part of the tuple, which seems like what you're trying to do here:
t = (2010, 10, 2, 11, 4, 0, 2, 41, 0)
dt = datetime.datetime(*t[0:7])
This is called unpacking a tuple, and can be used for other iterables (such as lists) too. Here's another example (from the Python tutorial):
>>> ran...
KIO4_Gradient 拓展：布局中的颜色渐变 - App Inventor 2 中文网 - 清泛IT...
...nce/android/graphics/drawable/GradientDrawable.Orientation.html- 类型： 0 到 3 之间的整数：LINEAR_GRADIENT、RADIAL_GRADIENT或SWEEP_GRADIENThttps://developer.android.com/reference/android/graphics/drawable/GradientDrawable.html#setGradientType(int)- 形状： 0 到 3 之间的整数：LIN...
How to convert a string of numbers to an array of numbers?
...(5 chars instead of 6)) is equivalent to :
function(x){return parseInt(x,10)}// version from techfoobar
(x)=>{return parseInt(x)} // lambda are shorter and parseInt default is 10
(x)=>{return +x} // diff. with parseInt in SO but + is better in this case
x=>+x ...
Quicksort: Choosing the pivot
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edited Oct 2 '08 at 19:46
answered Oct 2 '08 at 19:41
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