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Generate an integer that is not among four billion given ones
...ID will only collide with one of the existing four billion integers in the set in less than one out of every 64 billion billion billion cases.
If integers are limited to 32 bits then one can generate a number that is likely to be unique in a single pass using much less than 10 MB. The odds that a ...
Efficient way to insert a number into a sorted array of numbers?
...Method:
~54 milliseconds
Second Method:
~57 seconds
So, at least on this setup, the native method doesn't make up for it. This is true even for small data sets, inserting 100 elements into an array of 1000:
First Method:
1 milliseconds
Second Method:
34 milliseconds
...
Choose newline character in Notepad++
...
For a new document: Settings -> Preferences -> New Document/Default Directory
-> New Document -> Format -> Windows/Mac/Unix
And for an already-open document: Edit -> EOL Conversion
...
multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of
... components] needed to capture 70-90% of the variance of the input data
set.
And yet the NN FAQ author calls these Rules "nonsense" (literally) because they: ignore the number of training instances, the noise in the targets (values of the response variables), and the complexity of the feature s...
PHP 5: const vs static
In PHP 5, what is the difference between using const and static ?
7 Answers
7
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Looping through array and removing items, without breaking for loop
I have the following for loop, and when I use splice() to remove an item, I then get that 'seconds' is undefined. I could check if it's undefined, but I feel there's probably a more elegant way to do this. The desire is to simply delete an item and keep on going.
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How to concatenate stdin and a string?
How to I concatenate stdin to a string, like this?
9 Answers
9
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How to append a newline to StringBuilder
I have a StringBuilder object,
9 Answers
9
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Hexadecimal To Decimal in Shell Script
...The error as reported appears when the variables are null (or empty):
$ unset var3 var4; var5=$(($var4-$var3))
bash: -: syntax error: operand expected (error token is "-")
That could happen because the value given to bc was incorrect. That might well be that bc needs UPPERcase values. It needs BF...
Appending an element to the end of a list in Scala
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