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How to hide command output in Bash
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250
Use this.
{
/your/first/command
/your/second/command
} &> /dev/null
Explanation
T...
How does MySQL process ORDER BY and LIMIT in a query?
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It will order first, then get the first 20. A database will also process anything in the WHERE clause before ORDER BY.
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System.Net.Http: missing from namespace? (using .net 4.5)
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108
HttpClient lives in the System.Net.Http namespace.
You'll need to add:
using System.Net.Http;...
how to disable DIV element and everything inside [duplicate]
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edited Mar 21 '13 at 18:40
answered Mar 21 '13 at 18:33
Da...
How can I get the iOS 7 default blue color programmatically?
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answered Sep 26 '13 at 16:10
Aaron BragerAaron Brager
60.7k1616 gold badges143143 silver badges255255 bronze badges
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Significance of a .inl file in C++
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140
.inl files are never mandatory and have no special significance to the compiler. It's just a wa...
Is it possible to have nested templates in Go using the standard library?
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Sergei Basharov
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answered Jul 13 '12 at 9:53
tux21btux21b...
How to get number of rows using SqlDataReader in C#
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answered Sep 5 '09 at 13:25
Henk HoltermanHenk Holterman
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Create an empty data.frame
... stringsAsFactors=FALSE)
str(df)
> str(df)
'data.frame': 0 obs. of 5 variables:
$ Doubles : num
$ Ints : int
$ Factors : Factor w/ 0 levels:
$ Logicals : logi
$ Characters: chr
N.B. :
Initializing a data.frame with an empty column of the wrong type does not ...