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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
...and Y rows where there is no match to the other table, ie an exclusive-or (XOR)
"cross" -- cross join or Cartesian product with each row of X matched to each row of Y
The default value is join="all.y" which corresponds to the present default.
The "all", "all.x" and "all.y" string values correspo...
How can I find the data structure that represents mine layout of Minesweeper in memory?
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.text:01003687 push edi
.text:01003688 xor edi, edi
.text:0100368A cmp eax, dword_1005334
.text:01003690 mov dword_1005164, edi
.text:01003696 jnz short loc_10036A4
.text:01003696
.text:01003698 ...
Default implementation for Object.GetHashCode()
...h of {2,2}
etc - which can be common if just using an unweighted sum, or xor (^), etc.
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Convert boolean result into number/integer
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Nice one. Also you could use "Boolean ^ 0". OR or XOR works.
– F8ER
Aug 22 '16 at 22:20
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Check if at least two out of three booleans are true
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Just for the sake of using XOR to answer a relatively straight-forward problem...
return a ^ b ? c : a
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How to get memory available or used in C#
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One note. In C# ^ is bitwise XOR, not power. So just use proc.PrivateMemorySize64 / (1024*1024), or proc.PrivateMemorySize64 / (1 << 20)
– Сергей Рыбаков
May 18 at 6:15
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Need a good hex editor for Linux [closed]
...y ~10 MegaBytes while opened multiple > ~8GB files.
Could operate thru XOR encryption.
Written with C++/wxWidgets GUI libs and can be used with other OSes such as Mac OS, Windows as native application.
You can copy/edit your Disks, HDD Sectors with it.( Usefull for rescue files/partitions by han...
C# int to byte[]
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The array initializer and the xor (^) and & 0xFF bits are unnecessary.
– dtb
Aug 23 '09 at 16:42
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Renaming the current file in Vim
...ngthy in any project. Is there a solution to this?
– xor
Sep 16 '15 at 13:06
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That's great! I ke...
Possible to do a MySQL foreign key to one of two possible tables?
...oach with "CONSTRAINT CHECK". But it can be improved if we change "OR" to "XOR". That way we insure that only one column from set is NOT NULL
– alex_b
Aug 19 '15 at 14:18
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