大约有 44,000 项符合查询结果（耗时：0.0510秒） [XML]
Cast List to List
... clientList = new List<Client>();
List<IDic> list = clientList.Select(c => (IDic)c).ToList();
share
|
improve this answer
|
follow
|
...
Any reason why scala does not explicitly support dependent types?
...ndent types is via path-dependent types. These allow a type to depend on a selector path through an object- (ie. value-) graph like so,
scala> class Foo { class Bar }
defined class Foo
scala> val foo1 = new Foo
foo1: Foo = Foo@24bc0658
scala> val foo2 = new Foo
foo2: Foo = Foo@6f7f757
s...
Javascript array search and remove string?
...; // will return ['A', 'C']
The idea is basically to filter the array by selecting all elements different to the element you want to remove.
Note: will remove all occurrences.
EDIT:
If you want to remove only the first occurence:
t = ['A', 'B', 'C', 'B'];
t.splice(t.indexOf('B'), 1); // wil...
I get a “An attempt was made to load a program with an incorrect format” error on a SQL Server repli
... 32bit applications.
Open up IIS Manager, right click on the app pool, and select Advanced Settings (See below)
Then set "Enable 32-bit Applications" to True.
All done!
share
|
improve this an...
Programmatically open new pages on Tabs
... When the "Let Internet Explorer decide how popups open" option is selected, what criteria does Internet Explorer use to make this decision?
– Dead.Rabit
Apr 7 '16 at 7:45
...
[工程源码实例] C++ ADO 读写Excel源码及注意点 - C/C++ - 清泛网 - 专注C/C++及内核技术
...HR(pRec.CreateInstance(__uuidof(Recordset)));
TESTHR(pRec->Open(sqlSelectSheet(connStr, sheetIndex).c_str(), connStr, adOpenStatic, adLockOptimistic, adCmdText));
...
//读单元格，拉游标到下一行
_variant_t v = pRec->Fields->GetItem("列A")->Value;
pRec->MoveNext();
//...
oracle:完整剖析PL/SQL DEVELOPER与SQL PLUS字符集设置 - 数据库(内核) - ...
...的'unicode support'
该选项的说明是：
Unicode enabled.
When selected, Unicode data will be fetched as such from the Oracle Server, and displayed as Unicode text. When disabled, Unicode data from the server will be converted to the character set of the Oracle Client, in accordance with t...
mysql实现split分割字符串（length, SUBSTRING_INDEX, substring） - 数据...
...串，从pos起直到结束
以下通过一个例子查看效果：
SELECT SUBSTRING_INDEX(contentid, '-', 1) first, substring(contentid, 2+length(SUBSTRING_INDEX(contentid, '-', 1))) second, contentid FROM `table_xxx`
mysql split 分割字符串
关于ORA-00903. 表名无效的错误 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...archar2(2));
使用这个表（或字段）时也要用双引，如：
SELECT a, "b" FROM "mytable";
使用时与创建的名称一致，否则会出“ORA-00903. 表名无效”的错误。ORA 表名无效
CSS3滚动条美化效果 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...当前被激活。(在webkit最近的版本中，该伪类也可以用于::selection伪元素。webkit团队有计划扩展它并推动成为一个标准的伪类)
另外，:enabled、:disabled、:hover 和 :active 等伪类同样可以用于滚动条中。
关于具体的demo，这里不再做...