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UTF-8 byte[] to String
...ext file into a byte array. I know that I can use the following routine to convert the bytes to a string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
...
Count work days between two dates
...artDate
--Strip the time element from both dates (just to be safe) by converting to whole days and back to a date.
--Usually faster than CONVERT.
--0 is a date (01/01/1900 00:00:00.000)
SELECT @StartDate = DATEADD(dd,DATEDIFF(dd,0,@StartDate), 0),
@EndDate = DATEADD(d...
How to convert currentTimeMillis to a date in Java?
...so know the locale from where the log file was generated, my problem is to convert milliseconds to date in specified format.
The processing of that log is happening on server located in different time zone. While converting to "SimpleDateFormat" program is taking date of the machine as such formatte...
How to convert Hexadecimal #FFFFFF to System.Drawing.Color [duplicate]
I want to convert a string like #FFFFFF to System.Drawing.Color . How do you do that?
3 Answers
...
Using boolean values in C
... @rpattiso You're quite right, of course, but I guess I would read !!a as "convert non-boolean a to its equivalent truth value", whereas I'd read !a as "logically invert the boolean variable a". In particular, I'd look for some specific reason the logical inversion was desired.
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如何获取控件的值？ - C++ UI - 清泛IT社区，为创新赋能！
最简单直观的：
CString str;
GetDlgItemText(IDC_EDIT_TEST, str);
int d=atoi(str.GetBuffer(0));
更优雅的：
.h：int m_editTest;
.cpp：
void CxxDlg::DoDataExchange(CDataExchange* pDX)
{
DDX_Text(pDX, IDC_EDIT_TEST, m_editTest);
}
这样就绑定了控件和一...
APP INVENTOR硬件交互学习教程07——多个参数上报 - 创客硬件开发 - 清泛IT...
这一节介绍实现多个参数上传，在上一节基础上增加温度参数和电位计参数
1.界面设计
增加两组参数，还是使用水平布局
2.逻辑设计
修改定时任务里的处理流程，增加了列表处理，可以参考代码处理逻辑流程
3.arduino nano...
Is there a simple way to convert C++ enum to string?
Suppose we have some named enums:
34 Answers
34
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Is there a difference between copy initialization and direct initialization?
...opy initialization constructs an implicit conversion sequence: It tries to convert x to an object of type T. (It then may copy over that object into the to-initialized object, so a copy constructor is needed too - but this is not important below)
As you see, copy initialization is in some way a pa...
How to get numbers after decimal point?
...0') % 1
Decimal('0.20')
As kindall notes in the comments, you'll have to convert native floats to strings first.
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