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Java synchronized static methods: lock on object or class
...en when there are multiple instances of that class. The locking is essentially the same as locking on the Object.class for each synchronized method.
– Steven
Oct 16 '12 at 23:36
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Why it's not possible to use regex to parse HTML/XML: a formal explanation in layman's terms
...omaton has no memory - no stack, no heap, no infinite tape to scribble on. All it has is a finite number of internal states, each of which can read a unit of input from the string being tested, and use that to decide which state to move to next. As special cases, it has two termination states: "yes,...
Conversion of a datetime2 data type to a datetime data type results out-of-range value
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What kind of dates do you have in the column?
Do all of them fit within the range of the type?
As an aside, the correct way to get a Type object for the DataColumn constructor is the typeof keyword, which is orders of magnitude faster.
Therefore, to create the column, y...
Difference between PCDATA and CDATA in DTD
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PCDATA - Parsed Character Data
XML parsers normally parse all the text in an XML document.
CDATA - (Unparsed) Character Data
The term CDATA is used about text data that should not be parsed by the XML parser.
Characters like "<" and "&" are illegal in XML elemen...
Batch equivalent of Bash backticks
...is very example only enables you to read the very first line of input. For all practical purposes the for /f variant is a much better one.
– Joey
May 4 '10 at 21:33
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What's the function like sum() but for multiplication? product()?
...Older info: Python 3.7 and prior
The function you're looking for would be called prod() or product() but Python doesn't have that function. So, you need to write your own (which is easy).
Pronouncement on prod()
Yes, that's right. Guido rejected the idea for a built-in prod() function because he t...
Most Useful Attributes [closed]
... useful. There are some predefined ones such as [Browsable(false)] which allows you to hide properties in the properties tab. Here is a good question explaining attributes: What are attributes in .NET?
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Is there any boolean type in Oracle databases?
... Michael-O: I have seen that several times. For me, it's 0/1 all the time, but other programmers prefer J/N. (I live in a German speaking country)
– Erich Kitzmueller
Feb 7 '12 at 8:48
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How do I revert my changes to a git submodule?
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Move into the submodule's directory, then do a git reset --hard to reset all modified files to their last committed state. Be aware that this will discard all non-committed changes.
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How does LMAX's disruptor pattern work?
...as an extremely large array to take advantage of cache locality, eliminate allocation of new memory.
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