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Assign null to a SqlParameter
...coalescing operator for more details. msdn.microsoft.com/en-us/library/ms173224.aspx
– Chris Taylor
Jun 9 '12 at 11:23
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How do MySQL indexes work?
...so create an integer field called url_hash and use a hash function like CRC32 or any other hash function to hash the url when inserting it. And then, when you need to query for this value, you can do something like this:
SELECT url FROM url_table WHERE url_hash=CRC32("http://gnu.org");
The proble...
Why do we copy then move?
... Yakk - Adam NevraumontYakk - Adam Nevraumont
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How do I do an OR filter in a Django query?
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answered Apr 11 '09 at 9:32
Alex KoshelevAlex Koshelev
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How to get the number of characters in a std::string?
...u can handle rolling your own strlen as well. For wstring, u16string and u32string, it returns the number of characters, rather than bytes. (Again with the proviso that if you are using a variable-length encoding in any of those, you're going to have to roll your own strlen).
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How to capture the browser window close event?
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karim79karim79
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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...ing integers when possible using DataView. Until size&0xfffffffe, copy 32-bit integers, then, if there's 1 byte remaining, copy 8-bit integer, if 2 bytes, copy 16-bit integer, and if 3 bytes, copy 16-bit and 8-bit integer.
– Triang3l
Feb 13 '13 at 17:25
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What is the Sign Off feature in Git for?
...an Campbell
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Subtract days from a date in JavaScript
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Python: Tuples/dictionaries as keys, select, sort
...12)
fruit2 = Fruit("pear", "green", 22)
fruit3 = Fruit("banana", "yellow", 32)
fruits = [fruit3, fruit2, fruit1]
The simple list fruits will be much easier, less confusing, and better-maintained.
Some examples of use:
All outputs below is the result after running the given code snippet follow...