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...irrors.163.com/centos/6.7/os/x86_64/Packages/yum-plugin-fastestmirror-1.1.30-30.el6.noarch.rpm
wget http://mirrors.163.com/centos/6.7/os/x86_64/Packages/python-iniparse-0.3.1-2.1.el6.noarch.rpm
3.进行安装yum
rpm -ivh python*
rpm -ivh yum*
注意最后两个包必需同时安装，否...
How to Free Inode Usage?
I have a disk drive where the inode usage is 100% (using df -i command).
However after deleting files substantially, the usage remains 100%.
...
How can I simulate an anchor click via jquery?
...r the #TB_inline add the following query string on to the anchor:
?height=300&width=300&inlineId=myOnPageContent
Change the values of height, width, and inlineId in the query accordingly (inlineID is the ID value of the element that contains the content you would like to show in a ThickBox....
Is String.Format as efficient as StringBuilder
...
NOTE: This answer was written when .NET 2.0 was the current version. This may no longer apply to later versions.
String.Format uses a StringBuilder internally:
public static string Format(IFormatProvider provider, string format, params object[] args)
{
if ((for...
Large, persistent DataFrame in pandas
...
80
In principle it shouldn't run out of memory, but there are currently memory problems with read_c...
Warning message: In `…` : invalid factor level, NA generated
...of 2 variables:
$ Type : Factor w/ 1 level "": NA 1 1
$ Amount: chr "100" "0" "0"
>
> fixed <- data.frame("Type" = character(3), "Amount" = numeric(3),stringsAsFactors=FALSE)
> fixed[1, ] <- c("lunch", 100)
> str(fixed)
'data.frame': 3 obs. of 2 variables:
$ Type : chr ...
How to make the first option of selected with jQuery
...
answered Sep 12 '09 at 4:31
David AndresDavid Andres
28.8k77 gold badges4141 silver badges3535 bronze badges
...
How to make a valid Windows filename from an arbitrary string?
...e.Replace(c, '_');
}
Edit:
Since GetInvalidFileNameChars() will return 10 or 15 chars, it's better to use a StringBuilder instead of a simple string; the original version will take longer and consume more memory.
share
...
Replace Fragment inside a ViewPager
...s needs to be aware of which fragment that should be displayed in position 0, FirstPageFragment or NextFragment. One way of doing this is supplying a listener when creating FirstPageFragment, which will be called when it is time to switch fragments. I think this is a good thing though, to let your f...
How to compare two NSDates: Which is more recent?
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660
Let's assume two dates:
NSDate *date1;
NSDate *date2;
Then the following comparison will tell...