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Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
...hose curious, I took a look at the g++-4.8 headers.
bits/stl_map.h, lines 598-603
template<typename _Pair, typename = typename
std::enable_if<std::is_constructible<value_type,
_Pair&&>::value>::type>
std::pa...
How do I execute inserts and updates in an Alembic upgrade script?
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151
+100
What yo...
When increasing the size of VARCHAR column on a large table could there be any problems?
...d to make a VARCHAR field bigger, from (200 to 1200) on a table with about 500k rows. What I need to know is if there are any issues I have not considered.
...
Size of character ('a') in C/C++
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354
In C, the type of a character constant like 'a' is actually an int, with size of 4 (or some oth...
Multiple Type Constraints in Swift
...le places, or just to give the composed protocol a meaningful name.
Swift 5:
func someFunc(arg: SomeProtocol & SomeOtherProtocol) {
// stuff
}
This feels more natural as the protocols are next to the argument.
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SQL Server NOLOCK and joins
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answered Sep 24 '10 at 15:09
codeConcussioncodeConcussion
11.9k88 gold badges4747 silver badges5959 bronze badges
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Shallow copy of a Map in Java
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edited May 23 '17 at 11:54
Community♦
111 silver badge
answered Mar 1 '10 at 15:27
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Multiple commands on a single line in a Windows batch file
...md /v:on /c "echo !time! & ping 127.0.0.1 >nul: & echo !time!"
15:23:36.77
15:23:39.85
That's needed from the command line. If you're doing this inside a script, you can just use setlocal:
@setlocal enableextensions enabledelayedexpansion
@echo off
echo !time! & ping 127.0.0.1 >...