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How to use GROUP_CONCAT in a CONCAT in MySQL
...
select id, group_concat(`Name` separator ',') as `ColumnName`
from
(
select
id,
concat(`Name`, ':', group_concat(`Value` separator ',')) as `Name`
from mytbl
group by
id,
`Name`
) tbl
group by id;
You can see it i...
LOGFONT 和 CFont 区别 - C/C++ - 清泛网 - 专注C/C++及内核技术
... 0, // cStrikeOut
ANSI_CHARSET, // nCharSet
OUT_DEFAULT_PRECIS, // nOutPrecision
CLIP_DEFAULT_PRECIS, // nClipPrecision
D...
LOGFONT 和 CFont 区别 - VC/MFC - 清泛IT论坛，有思想、有深度
... ANSI_CHARSET, // nCharSet
OUT_DEFAULT_PRECIS, // nOutPrecision
&nb...
MFC 设置控件字体，颜色，大小，粗体，下划线等 - C++ UI - 清泛IT社区，为...
...ation
FW_BOLD, // nWeight
TRUE, // bItalic
TRUE, // bUnderline
&n...
DropDownList in MVC 4 with Razor
...iew to cast it , like this: @Html.DropDownListFor(model => model.model_year, ViewBag.Years as List<SelectListItem>, "-- Select Year --")
– Bashar Abu Shamaa
Feb 26 '16 at 19:23
...
Simple proof that GUID is not unique [closed]
...essorCount);
System.Threading.Tasks.Parallel.For(0, Int32.MaxValue, (i) =>
{
if (bigHeapOGuids.Contains(Guid.NewGuid()))
throw new ApplicationException("Guids collided! Oh my gosh!");
}...
How can I access an internal class from an external assembly?
...
answered May 28 '09 at 13:32
Marc Gravell♦Marc Gravell
888k227227 gold badges23562356 silver badges27202720 bronze badges
...
Calling a class function inside of __init__
...file()?
– ivanleoncz
Aug 8 '17 at 4:32
@paritoshsingh should def parse_file(self): not be nested under the __init__ fu...
SQLAlchemy default DateTime
...olumn, Integer, DateTime
from sqlalchemy.ext.declarative import declarative_base
Base = declarative_base()
class Test(Base):
__tablename__ = 'test'
id = Column(Integer, primary_key=True)
created_date = Column(DateTime, default=datetime.datetime.utcnow)
...
jquery save json data object in cookie
...base64 (using atob).
val = JSON.stringify(userData)
val = btoa(val)
write_cookie(val)
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