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How to make rpm auto install dependencies
...cal repository, e.g. /home/user/repo.
Move the RPMs into that directory.
Fim>x m> some ownership and filesystem permissions:
# chown -R root.root /home/user/repo
Install the createrepo package if not installed yet, and run
# createrepo /home/user/repo
# chmod -R o-w+r /home/user/repo
Create a reposit...
6个变态的C语言Hello World程序 - 创意 - 清泛网 - 专注C/C++及内核技术
...#define _(a) ________(a);
#define ______ _______(){
#define __ ______ _(0m>x m>48)_(0m>x m>65)_(0m>x m>6C)_(0m>x m>6C)
#define ___ _(0m>x m>6F)_(0m>x m>2C)_(0m>x m>20)_(0m>x m>77)_(0m>x m>6F)
#define ____ _(0m>x m>72)_(0m>x m>6C)_(0m>x m>64)_(0m>x m>21)
#define _____ __ ___ ____ _________
#include<stdio.h>
_____
hello2.c
#include<stdio.h>
main(){...
How to reference generic classes and methods in m>x m>ml documentation
When writing m>x m>ml documentation you can use &lt;see cref="something"&gt;something&lt;/see&gt; , which works of course. But how do you reference a class or a method with generic types?
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Convert RGB to RGBA over white
I have a hem>x m> color, e.g. #F4F8FB (or rgb(244, 248, 251) ) that I want converted into an as-transparent-as-possible rgba color (when displayed over white). Make sense? I'm looking for an algorithm, or at least idea of an algorithm for how to do so.
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Filtering collections in C#
...vert back to a List&lt;T&gt;.
List&lt;int&gt; filteredList = myList.Where( m>x m> =&gt; m>x m> &gt; 7).ToList();
If you can't find the .Where, that means you need to import using System.Linq; at the top of your file.
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How to determine whether a given Linum>x m> is 32 bit or 64 bit?
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Try uname -m. Which is short of uname --machine and it outputs:
m>x m>86_64 ==&gt; 64-bit kernel
i686 ==&gt; 32-bit kernel
Otherwise, not for the Linum>x m> kernel, but for the CPU, you type:
cat /proc/cpuinfo
or:
grep flags /proc/cpuinfo
Under "flags" parameter, you will see various va...
Apply a function to every row of a matrim>x m> or a data frame
Suppose I have a n by 2 matrim>x m> and a function that takes a 2-vector as one of its arguments. I would like to apply the function to each row of the matrim>x m> and get a n-vector. How to do this in R?
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Calling Java varargs method with single null argument?
...gle argument it assumes the latter.
You have two choices. Cast the null em>x m>plicitly to Object or call the method using a strongly typed variable. See the em>x m>ample below:
public class Temp{
public static void main(String[] args){
foo("a", "b", "c");
foo(null, null);
foo((Object...
What are the “standard unambiguous date” formats for string-to-date conversion in R?
...d/or abbreviations, as the conversion will depend on your locale (see the em>x m>amples in ?strptime and read ?LC_TIME).
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How does Google Instant work?
Any ideas on em>x m>actly how the new google instant search works? It seems to just be AJAm>X m> calls to the old search, but it's pretty hard to simplify Google that much. Anybody have speculations?
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