大约有 40,000 项符合查询结果(耗时:0.0490秒) [XML]
Strange behavior for Map, parseInt [duplicate]
...
110
parseInt receives two arguments: string and radix:
var intValue = parseInt(string[, radix]);...
Java string split with “.” (dot) [duplicate]
...o split on a literal dot:
String extensionRemoved = filename.split("\\.")[0];
Otherwise you are splitting on the regex ., which means "any character".
Note the double backslash needed to create a single backslash in the regex.
You're getting an ArrayIndexOutOfBoundsException because your input...
How to set xlim and ylim for a subplot in matplotlib [duplicate]
...
260
You should use the OO interface to matplotlib, rather than the state machine interface. Almost ...
What does %>% mean in R [duplicate]
...Length Petal.Width Species
1 5.1 3.5 1.4 0.2 setosa
2 4.9 3.0 1.4 0.2 setosa
3 4.7 3.2 1.3 0.2 setosa
4 4.6 3.1 1.5 0.2 setosa
5 5.0 3.6 ...
几个有趣的Javascript Hack - 创意 - 清泛网 - 专注C/C++及内核技术
...辑网页内容
javascript:document.body.contentEditable='true';void(0);
访问任意网站,在地址栏输入以上代码,会发生当前网页已经变成编辑模式了。将上述代码中的true改成false重新执行一遍即可恢复。
2. 舞动的图片
javascript:R=0; ...
std::string截取字符串,截取ip:port - C/C++ - 清泛网 - 专注C/C++及内核技术
std::string截取字符串,截取ip:portstd::string ip("127.0.0.1:8888");int index = ip.find_last_of(':'); 获取ipip.substr(0, index).c_str(); 获取portip.substr(index + 1).c_str();std::string ip("127.0.0.1:8888");
int index = ip.find_last_of(':');
// 获取ip
ip.substr(0, index).c_str();...
cgridctrl 单元格下拉,单元格事件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
{
NM_GRIDVIEW* pItem = (NM_GRIDVIEW*) pNotifyStruct;
if(pItem->iRow >0 || pItem->iRow < m_gridDetail.GetRowCount())
{
if(2 == pItem->iColumn) //列号
{
//do something.
}
}
*pResult = 0;
}
另外,附上单元格下拉的代码:
#include "GridCtrl_src/GridCellCom...
XP风格按钮的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...txt改名为 “程序名.manifest”就可以了。
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
<assemblyIdentity name="XP style manifest" processorArchitecture="x86" version="1.0.0.0" type="win32"/>
<depe...
MFC RoundRect、FillRect等函数如何设置颜色 - C/C++ - 清泛网 - 专注C/C++及内核技术
...如何设置颜色RoundRect 颜色: 定义一个画刷 CBrush Brush(RGB(0,0,0)); 用画刷填充矩形pDC->FillRect (&rectEdit,&Brush);FillRect(FillSolidRec...RoundRect 颜色:
//定义一个画刷
CBrush Brush(RGB(0,0,0));
//用画刷填充矩形
pDC->FillRect (&rectEdit, &Brush);
...
MFC中通过Tooltip类实现悬浮鼠标显示提示信息 - C/C++ - 清泛网 - 专注C/C++及内核技术
...法如下:
1、在窗口中增加消息映射ON_NOTIFY_EX(TTN_NEEDTEXT, 0, SetTipText)
SetTipText是个回调函数,名字叫什么无所谓,符合原型就行了,原型下面会说。
2、EnableToolTips(TRUE),使用这个方法调用这个函数是必不可少的.建议在CDialog...
