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CSS /JS to prevent dragging of ghost image?
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BoltClock♦BoltClock
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How to explain callbacks in plain english? How are they different from calling one function from ano
...ultArr[i] = callback(arr[i]);
return resultArr;
}
var arr = [1, 2, 3, 4];
var arrReturned = processArray(arr, function(arg) {return arg * -1;});
// arrReturned would be [-1, -2, -3, -4]
share
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How to check if hex color is “too black”?
...= 0.2126 * r + 0.7152 * g + 0.0722 * b; // per ITU-R BT.709
if (luma < 40) {
// pick a different colour
}
EDIT
Since May 2014 tinycolor now has a getBrightness() function, albeit using the CCIR601 weighting factors instead of the ITU-R ones above.
EDIT
The resulting luma value range is ...
Change Oracle port from port 8080
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243
From Start | Run open a command window.
Assuming your environmental variables are set correctly...
How to determine if binary tree is balanced?
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edited Dec 29 '17 at 8:14
RBT
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answered Feb...
Handling warning for possible multiple enumeration of IEnumerable
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478
The problem with taking IEnumerable as a parameter is that it tells callers "I wish to enumera...
`from … import` vs `import .` [duplicate]
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246
It depends on how you want to access the import when you refer to it.
from urllib import reque...
Find where python is installed (if it isn't default dir)
...ust don't know where, if I type python in terminal it will open Python 2.6.4, this isn't in it's default directory, there surely is a way of finding it's install location from here?
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node.js global variables?
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masylummasylum
19.4k33 gold badges1616 silver badges2020 bronze badges
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Are email addresses case sensitive?
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374
From RFC 5321, section 2.3.11:
The standard mailbox naming convention is defined to be
"l...