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比尔盖茨“未来生活预言”的科技豪宅（图） - 资讯 - 清泛网 - 专注C/C++及内核技术
...市公司了。
这座毫宅共有七间卧室、六所厨房、24个浴室、一座穹顶图书馆、一座会客大厅、一片养殖鳟鱼的人工湖泊……
当然，养活这样的房子还需要一大笔开销，比尔先生每年上缴税金100万美元——这可是美国...
Can Objective-C switch on NSString?
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148
Unfortunately they cannot. This is one of the best and most sought after utilizations of switch...
Running JAR file on Windows
...n field, needs to display something similar to C:\Program Files\Java\j2re1.4.2_04\bin\javaw.exe" -jar "%1" % (Note: the part starting with 'javaw' must be exactly like that; the other part of the path name can vary depending on which version of Java you're using) then press the OK buttons until all ...
How to get disk capacity and free space of remote computer
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140
$disk = Get-WmiObject Win32_LogicalDisk -ComputerName remotecomputer -Filter "DeviceID='C:'" |
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Aliases in Windows command prompt
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463
To add to josh's answer,
you may make the alias(es) persistent with the following steps,
Cr...
How to remove item from array by value? [duplicate]
...o happen.
– szanata
May 7 '13 at 12:46
25
@madeinstefano, one or two examples of the funny (bad) ...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...cattered around this site.
tmp <- data.frame(x=gl(2,3, labels=letters[24:25]),
y=gl(3,1,6, labels=letters[1:3]),
z=c(1,2,3,3,3,2))
Using the tidyverse:
The new cool new way to do this is with pivot_wider from tidyr 1.0.0. It returns a data frame, which is...
Calculate a Running Total in SQL Server
... if you are running SQL Server 2012 see: https://stackoverflow.com/a/10309947
The problem is that the SQL Server implementation of the Over clause is somewhat limited.
Oracle (and ANSI-SQL) allow you to do things like:
SELECT somedate, somevalue,
SUM(somevalue) OVER(ORDER BY somedate
R...
Where IN clause in LINQ [duplicate]
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edited Dec 17 '12 at 17:54
answered Jun 6 '09 at 14:37
Dan...
Android: failed to convert @drawable/picture into a drawable
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