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Convert generic List/Enumerable to DataTable?
I have few methods that returns different Generic Lists.
27 Answers
27
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How to get the current time in milliseconds from C in Linux?
...amp;spec);
s = spec.tv_sec;
ms = round(spec.tv_nsec / 1.0e6); // Convert nanoseconds to milliseconds
if (ms > 999) {
s++;
ms = 0;
}
printf("Current time: %"PRIdMAX".%03ld seconds since the Epoch\n",
(intmax_t)s, ms);
}
If your goal is to measure...
How to import other Python files?
...a noose and a yoke for humans"
Put this in /home/el/foo4/main.py:
import sys
import os
sys.path.append(os.path.abspath("/home/el/foo4/stuff"))
from riaa import *
watchout()
Run it:
el@apollo:/home/el/foo4$ python main.py
computers are transforming into a noose and a yoke for humans
That impo...
Calculating days between two dates with Java
...Time() - date1.getTime();
System.out.println ("Days: " + TimeUnit.DAYS.convert(diff, TimeUnit.MILLISECONDS));
} catch (ParseException e) {
e.printStackTrace();
}
EDIT: Since there have been some discussions regarding the correctness of this code: it does indeed take care of leap years. How...
莱昂氏unix源代码分析 PDF - 文档下载 - 清泛网 - 专注C/C++及内核技术
...12.4 系统调用 284
12.5 系统调用处理程序 285
12.6 文件sys1.c 285
12.6.1 exec(3020) 285
12.6.2 fork(3322) 286
12.6.3 sbreak(3354) 286
12.7 文件sys2.c和sys3.c 287
12.8 文件sys4.c 287
第13章 软件中断 288
13.1 设置期望动作 288
13.2 对进程...
How to condense if/else into one line in Python? [duplicate]
... do that, but no one answer contains this information: $ python -c "import sys; var=1; [ sys.stdout.write('POS\n') if var>0 else sys.stdout.write('NEG\n')]"
– Alexander Samoylov
Oct 8 '18 at 10:38
...
linux内存cached释放 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...放之后你可以再改回0值）：
To free pagecache: echo 1 > /proc/sys/vm/drop_caches
To free dentries and inodes: echo 2 > /proc/sys/vm/drop_caches
To free pagecache, dentries and inodes: echo 3 > /proc/sys/vm/drop_caches
经常使用rsync传输大量数据的朋友可能遇到过类...
Random String Generator Returning Same String [duplicate]
...r ch;
for (int i = 0; i < size; i++)
{
ch = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * random.NextDouble() + 65)));
builder.Append(ch);
}
return builder.ToString();
}
// get 1st random string
string Rand1 = Random...
Get integer value from string in swift
...) method as part of String. So this Int constructor is now the only way to convert strings to ints.
– Morgan Wilde
Jul 20 '15 at 22:41
1
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Get first day of week in SQL Server
...ay of week.
DECLARE @DOW INT -- to store day of week
SET @INPUTDATE = CONVERT(VARCHAR(10), @INPUTDATE, 111)
SET @DOW = DATEPART(DW, @INPUTDATE)
-- Magic convertion of monday to 1, tuesday to 2, etc.
-- irrespect what SQL server thinks about start of the week.
-- But here we have sunday...