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How to overload std::swap()
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135
The right way to overload swap is to write it in the same namespace as what you're swapping, s...
Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
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147
Even if you provide the /Y switch with xcopy, you'll still get an error when xcopy doesn't kno...
How to change column datatype from character to numeric in PostgreSQL 8.4
...ending on your data):
alter table presales alter column code type numeric(10,0) using code::numeric;
-- Or if you prefer standard casting...
alter table presales alter column code type numeric(10,0) using cast(code as numeric);
This will fail if you have anything in code that cannot be cast to nu...
How to get the separate digits of an int number?
I have numbers like 1100, 1002, 1022 etc. I would like to have the individual digits, for example for the first number 1100 I want to have 1, 1, 0, 0.
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Get login username in java
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edited Jul 3 '12 at 17:35
Tim Cooper
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Spring: how do I inject an HttpServletRequest into a request-scoped bean?
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115
Request-scoped beans can be autowired with the request object.
private @Autowired HttpServlet...
Printing the value of a variable in SQL Developer
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answered Oct 25 '11 at 12:38
Klas LindbäckKlas Lindbäck
31.7k44 gold badges4848 silver badges7474 bronze badges
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How to determine if Javascript array contains an object with an attribute that equals a given value?
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2018 edit: This answer is from 2011, before browsers had widely supported array filtering methods and arrow functions. Have a look at CAFxX's answer.
There is no "magic" way to check for something in an array without a loop. E...
WITH (NOLOCK) vs SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
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106
They are the same thing. If you use the set transaction isolation level statement, it will app...