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Can I assume (bool)true == (int)1 for any C++ compiler?
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C99, §6.10.1/1 says: "The expression that controls conditional inclusion shall be an integer constant expression except that: it shall not contain a cast; identifiers (including those lexically identical to keywords) are inte...
Bash set +x without it being printed
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McJoeyMcJoey
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What's best SQL datatype for storing JSON string?
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Certainly NOT:
TEXT, NTEXT: those types are deprecated as of SQL Server 2005 and should not b...
Why is volatile needed in C?
...ual memory location of that variable." Also, in section §6.7.3.6 of the c99 standard it says: "An object that has volatile-qualified type may be modified in ways unknown to the implementation or have other unknown side effects." It further implies that volatile variables may not be cached in regi...
What is the difference between JSF, Servlet and JSP?
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Kishor PrakashKishor Prakash
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How to ignore whitespace in a regular expression subject string?
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AurimasAurimas
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Should switch statements always contain a default clause?
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Adrian SmithAdrian Smith
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HashMap get/put complexity
...ioned is, that with probability at least 1-1/n (so for 1000 items that's a 99.9% chance) the largest bucket won't be filled more than O(logn)! Hence matching the average complexity of binary search trees. (And the constant is good, a tighter bound is (log n)*(m/n) + O(1)).
All that's required for t...
What is the difference between currying and partial application?
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dodgy_coderdodgy_coder
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add a comm...
“INSERT IGNORE” vs “INSERT … ON DUPLICATE KEY UPDATE”
...a time, with one faulty one, you would get in interactive mode:
Query OK, 99 rows affected (0.04 sec)
Records: 100 Duplicates: 1 Warnings: 0
As you see: No Warnings! This behavior is even wrongly described in the official Mysql Documentation.
If your script needs to be informed, if some records ...