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What can I use instead of the arrow operator, `->`?
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edited Oct 21 '08 at 10:10
answered Oct 21 '08 at 10:02
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How do I limit the number of rows returned by an Oracle query after ordering?
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Starting from Oracle 12c R1 (12.1), there is a row limiting clause. It does not use familiar LIMIT syntax, but it can do the job better with more options. You can find the full syntax here. (Also read more on how this works internally in Oracle in...
Should I use 'has_key()' or 'in' on Python dicts?
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bluish
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answered Aug 24 '09 at 16:33
tonfatonfa
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Formatting floats without trailing zeros
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Alex MartelliAlex Martelli
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How can I multiply and divide using only bit shifting and adding?
...fting you want to decompose one of the numbers by powers of two, like so:
21 * 5 = 10101_2 * 101_2 (Initial step)
= 10101_2 * (1 * 2^2 + 0 * 2^1 + 1 * 2^0)
= 10101_2 * 2^2 + 10101_2 * 2^0
= 10101_2 << 2 + 10101_2 << 0 (Decomposed)
= 10101_2 *...
Define global variable in a JavaScript function
... properties of the window object. (In the latest specification, ECMAScript 2015, the new let, const, and class statements at global scope create globals that aren't properties of the global object; a new concept in ES2015.)
(There's also the horror of implicit globals, but don't do it on purpose an...
Convert XML String to Object
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You need to use the xsd.exe tool which gets installed with the Windows SDK into a directory so...
Validate phone number with JavaScript
...ectly. It validates that the phone number is in one of these formats:
(123) 456-7890 or 123-456-7890
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SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
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20 Answers
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Java's Virtual Machine and CLR
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There are a lot of similarities between both implementations (and in my opinion: yes, they're ...