大约有 44,000 项符合查询结果（耗时：0.0157秒） [XML]
Inserting a tab character into text using C#
...
|
edited Jan 31 '12 at 12:50
SteveC
12.8k2020 gold badges8282 silver badges143143 bronze badges
...
Is it safe to push_back an element from the same vector?
...
31
It looks like http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-closed.html#526 addressed this pr...
TLSF源码及算法介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
.... It now runs on x86_64 and solaris64.
* - I also tested this on vxworks/32and solaris/32 and i386/32 processors.
* - Remove assembly code. I could not measure any performance difference
* on my core2 processor. This also makes the code more portable.
* - Moved defines/typedefs from tlsf....
What is the most efficient string concatenation method in python?
...
John FouhyJohn Fouhy
35.3k1818 gold badges5757 silver badges7373 bronze badges
...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...行lua命令后进入lua的shell中执行语句。
1
2
3
4
5
chenhao-air:lua chenhao$ lua
Lua 5.2.2 Copyright (C) 1994-2013 Lua.org, PUC-Rio
> print("Hello, World")
Hello, World
>
也可以把脚本存成一个文件，用如下命令...
What's the cleanest way of applying map() to a dictionary in Swift?
...
|
edited Jul 23 '19 at 6:02
answered Jun 14 '14 at 10:40
...
Format a datetime into a string with milliseconds
...
367
To get a date string with milliseconds (3 decimal places behind seconds), use this:
from date...
How to convert list of tuples to multiple lists?
... function zip() will almost do what you want:
>>> zip(*[(1, 2), (3, 4), (5, 6)])
[(1, 3, 5), (2, 4, 6)]
The only difference is that you get tuples instead of lists. You can convert them to lists using
map(list, zip(*[(1, 2), (3, 4), (5, 6)]))
...
What is the most efficient/elegant way to parse a flat table into a tree?
...id, descendant_id) VALUES
(1,1), (1,2), (1,4), (1,6),
(2,2), (2,4),
(3,3), (3,5),
(4,4),
(5,5),
(6,6);
Now you can get a tree starting at node 1 like this:
SELECT f.*
FROM FlatTable f
JOIN ClosureTable a ON (f.id = a.descendant_id)
WHERE a.ancestor_id = 1;
The output (in MySQL c...
Scala equivalent of Java java.lang.Class Object
...
answered Jul 16 '09 at 3:59
VonCVonC
985k405405 gold badges33953395 silver badges39913991 bronze badges
...