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Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?
...onsumption). Conveniently, there are only a few easy-to-remember ways to accomplish that[1]:
Exchange the reference through a properly locked field (JLS 17.4.5)
Use static initializer to do the initializing stores (JLS 12.4)
Exchange the reference via a volatile field (JLS 17.4.5), or as the conse...
Is it possible to select the last n items with nth-child?
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Populate nested array in mongoose
How can I populate "components" in the example document:
12 Answers
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Command line: piping find results to rm
I'm trying to work out a command which deletes sql files older than 15 days.
4 Answers
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TypeError: 'dict_keys' object does not support indexing
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How can I tell when a MySQL table was last updated?
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For details including InnoDB limitations see dev.mysql.com/doc/refman/5.5/en/show-table-status.html (show table status uses information_schema.tables)
– KCD
May 9 '12 at 21:12
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How do I find out if first character of a string is a number?
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Can an array be top-level JSON-text?
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community wiki
2 revs, 2 users 65%sleske
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Insert into a MySQL table or update if exists
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++someVariable vs. someVariable++ in JavaScript
...tandalone statement, they mean the same thing:
x++;
++x;
The difference comes when you use the value of the expression elsewhere. For example:
x = 0;
y = array[x++]; // This will get array[0]
x = 0;
y = array[++x]; // This will get array[1]
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