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How to checkout a specific Subversion revision from the command line?
...--------------------------------------------------------
r762 | machines | 2012-12-02 13:00:16 -0500 (Sun, 02 Dec 2012) | 2 lines
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r761 | machines | 2012-12-02 12:59:40 -0500 (Sun, 02 Dec 2012) | 2 lines
Note the number r761....
Convert UNIX epoch to Date object
...R> val <- 1352068320
R> as.POSIXct(val, origin="1970-01-01")
[1] "2012-11-04 22:32:00 CST"
R> as.Date(as.POSIXct(val, origin="1970-01-01"))
[1] "2012-11-05"
R>
Edit: A few years later, we can now use the anytime package:
R> library(anytime)
R> anytime(1352068320)
[1] "2012-...
TSQL - Cast string to integer or return default value
...
If you are on SQL Server 2012 (or newer):
Use the TRY_CONVERT function.
If you are on SQL Server 2005, 2008, or 2008 R2:
Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional number...
Linux error while loading shared libraries: cannot open shared object file: No such file or director
...ibpthread_rt.so. No guarantees that it won't break your code and eat your TV dinners, though.
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How to shuffle a std::vector?
...spec tm;
clock_gettime(CLOCK_REALTIME, &tm);
return tm.tv_nsec;
}
// C++ 03
// ========
// Dont forget to declare these two. You want to make sure they
// are unacceptable otherwise you may accidentally get copies of
// your singleton appearing.
Rando...
Limitations of SQL Server Express
...re are a number of limitations, notably:
Constrained to a single CPU (in 2012, this limitation has been changed to "The lesser of one socket or four cores", so multi-threading is possible)
1GB RAM (Same in 2008/2012)
4GB database size (raised to 10GB in SQL 2008 R2 and SQL 2012) per database
htt...
Using async-await on .net 4
...ad about the previous version here: http://blogs.msdn.com/b/lucian/archive/2012/04/24/async-targeting-pack.aspx.
As this pack is officially supported, I now believe the best option for targeting XP + async would be using Visual Studio 2012 + C#5 + Async Targeting Pack.
If you feel the need to targ...
Trying to mock datetime.date.today(), but not working
... freezegun
And use it:
from freezegun import freeze_time
@freeze_time("2012-01-01")
def test_something():
from datetime import datetime
print(datetime.now()) # 2012-01-01 00:00:00
from datetime import date
print(date.today()) # 2012-01-01
It also affects other datetime call...
国务院常务会议“大数据” - 资讯 - 清泛网 - 专注C/C++及内核技术
...了部署。例如，本月15日的国务院常务会议就宣布了2015年最新取消的62项职业资格许可和认定事项，同时，“三证合一”登记制度、清理红顶中介等诸多简政放权举措也在持续推进。
简政放权的红利不仅让企业家和百姓有了获...
How do I edit the Visual Studio templates for new C# class/interface?
...IDE\ItemTemplates\CSharp\Code\1033\Class.zip
Starting with Visual Studio 2012, the templates are not zipped, so you can edit each .cs template in each applicable folder directly.
2012:
C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\ItemTemplates\CSharp\Code\1033\Class\Class.c...