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Check if all values of array are equal
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const allEqual = arr => arr.every( v => v === arr[0] )
allEqual( [1,1,1,1] ) // true
Or one-liner:
[1,1,1,1].every( (val, i, arr) => val === arr[0] ) // true
Array.prototype.every (from MDN) :
The every() method tests whether all elements in the array pass the...
Literal suffix for byte in .NET?
... of a literal suffix on the MSDN reference for Byte as well as in the C# 4.0 Language Specification. The only literal suffixes in C# are for integer and real numbers as follows:
u = uint
l = long
ul = ulong
f = float
m = decimal
d = double
If you want to use var, you can always cast the byte as i...
How to check for a valid Base64 encoded string
...e64 string, as it will only be composed of characters 'A'..'Z', 'a'..'z', '0'..'9', '+', '/' and it is often padded at the end with up to three '=', to make the length a multiple of 4. But instead of comparing these, you'd be better off ignoring the exception, if it occurs.
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Save classifier to disk in scikit-learn
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205
Classifiers are just objects that can be pickled and dumped like any other. To continue your ex...
View's SELECT contains a subquery in the FROM clause
...t gives?
– Pacerier
Apr 15 '15 at 9:08
28
Now allowed in 5.7 ! :-)
– Franç...
UITableViewCell subview disappears when cell is selected
...enting a color-chooser table view where the user can select amongst, say, 10 colors (depends on the product). The user can also select other options (like hard drive capacity, ...).
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How to break out of nested loops?
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Use:
if (condition) {
i = j = 1000;
break;
}
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In Git, what is the difference between origin/master vs origin master?
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406
There are actually three things here: origin master is two separate things, and origin/master i...
Guaranteed lifetime of temporary in C++?
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110
The destructor for that sort of temporaries is called at the end of the full-expression. That's ...
How to read keyboard-input?
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dopexxx
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answered Mar 23 '11 at 10:53
sharpnersharpner
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