大约有 5,818 项符合查询结果（耗时：0.0289秒） [XML]
Are there strongly-typed collections in Objective-C?
... The biggest complain I have about this isn't to do with dynamic languages vs. compile time checking, but simple developer communication. I can't just look at a property declaration and know what type of objects it is going to return unless it's documented somewhere.
– devios1
...
Find an item in List by LINQ?
...once the first match is found. msdn.microsoft.com/en-us/library/bb342451(v=vs.110).aspx
– DavidWainwright
Dec 1 '17 at 14:37
|
show 1 more c...
What does a lazy val do?
...
A demonstration of lazy - as defined above - execution when defined vs execution when accessed: (using 2.12.7 scala shell)
// compiler says this is ok when it is lazy
scala> lazy val t: Int = t
t: Int = <lazy>
//however when executed, t recursively calls itself, and causes a StackO...
TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
...), though word lengths will vary according to domain (e.g. spoken language vs. academic papers), so there's no point being too precise. English is mostly single-byte ASCII characters, with very occasional multi-byte characters, so close to one-byte-per-letter. An extra character has to be allowed fo...
How to generate all permutations of a list?
...2)) ^` SyntaxError: invalid syntax` Just starting out using VS Code What did I do wrong? The pointer is pointing under the "t" of "list"
– gus
Jun 8 at 8:37
...
How to import the class within the same directory or sub directory?
...
I'm using pylint in vs code, and was having trouble with a same-directory import always being flagged as an error (import user was underlined in red); changed to the relative import (from . import user) and the linter no longer flagged it.
...
Difference between Control Template and DataTemplate in WPF
...com/en-us/library/system.windows.controls.contentcontrol.contenttemplate%28VS.95%29.aspx
respectively)
Anyway, the ControlTemplate decides how the Button itself looks, while
the ContentTemplate decides how the Content of the button looks. So
you could bind the content to one of you data c...
Why are hexadecimal numbers prefixed with 0x?
...ably would have been confused with the type specifier suffix, e.g. 0xFF00l vs 0FF00hl
– zdan
Apr 20 '10 at 0:24
3
...
the source file is different from when the module was built
...en updated. However it was not the case, I tried to build, rebuild, close VS2010, pulled a new copy from our source control. None of this worked, what I finally ended up trying was right clicking on the project and rebuilding each project individually. That updated the .dlls and .pdb files so I c...
Add Variables to Tuple
...2)
14 RETURN_VALUE
The only difference is BUILD_TUPLE_UNPACK vs BINARY_ADD. The exact performance depends on the Python interpreter implementation, but it's easier to implement BUILD_TUPLE_UNPACK fast than BINARY_ADD because BINARY_ADD is a polymorphic operator, requiring additional ty...