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Extracting bits with a single multiplication
...e find there are duplicates:
a: << 0 ( x 1 )
b: << 5 ( x 32 )
c: << 11 ( x 2048 )
d: << 5 ( x 32 ) !! duplicate
e: << 0 ( x 1 ) !! duplicate
Clearly, if you wanted these numbers in a different order, you would have to space them further. We can reform...
Is there a difference between single and double quotes in Java?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Generate list of all possible permutations of a string
...f a string between x and y characters in length"
– ck_
Mar 28 '13 at 23:06
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Why does casting int to invalid enum value NOT throw exception?
...
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Reference - What does this error mean in PHP?
...a bitset with all flags set, because -1 is binary 1111'1111'1111'1111 (for 32 bits).
– nalply
Mar 31 '13 at 12:04
...
When to use std::forward to forward arguments?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
How to determine an interface{} value's “real” type?
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Is there a MySQL option/feature to track history of changes to records?
...
For example, if you have a table like this:
CUSTOMER
---------
CUSTOMER_ID PK
CUSTOMER_NAME
CUSTOMER_ADDRESS
and you wanted to keep track over time, you would amend it as follows:
CUSTOMER
------------
CUSTOMER_ID PK
CUSTOMER_VALID_FROM PK
CUSTOMER_VALID_UNTIL PK
CUSTOMER_STAT...
How to get enum value by string or int
...
32
There are numerous ways to do this, but if you want a simple example, this will do. It just ne...
Two-dimensional array in Swift
...ass]] = []
for i in 0...23 {
matrix.append( [] )
for _ in 0...79 {
matrix[i].append( MyClass() )
}
}
return matrix
}
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