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理解和配置 Linux 下的 OOM Killer - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...-vm:47388kB, anon-rss:3744kB, file-rss:80kB
httpd invoked oom-killer: gfp_mask=0x201da, order=0, oom_adj=0, oom_score_adj=0
httpd cpuset=/ mems_allowed=0
Pid: 8911, comm: httpd Not tainted 2.6.32-279.1.1.el6.i686 #1
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21556 total pagecache pages
21049 pages in swap cache
Swap cache s...
How do I create directory if none exists using File class in Ruby?
... are not already present:
require 'fileutils'
dirname = File.dirname(some_path)
unless File.directory?(dirname)
FileUtils.mkdir_p(dirname)
end
Edit: Here is a solution using the core libraries only (reimplementing the wheel, not recommended)
dirname = File.dirname(some_path)
tokens = dirname....
Numpy: Get random set of rows from 2D array
...st, but this is what works best for me:
A[np.random.choice(A.shape[0], num_rows_2_sample, replace=False)]
change the replace=False to True to get the same thing, but with replacement.
share
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im...
Heroku NodeJS http to https ssl forced redirect
I have an application up and running on heroku with express on node with https,. How do I identify the protocol to force a redirect to https with nodejs on heroku?
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A top-like utility for monitoring CUDA activity on a GPU
...at uses CUDA and MPI, is there any way I could do this, something like the command "top" but that monitors the GPU too?
15 ...
Is there a way to programmatically scroll a scroll view to a specific edit text?
...
private final void focusOnView(){
your_scrollview.post(new Runnable() {
@Override
public void run() {
your_scrollview.scrollTo(0, your_EditBox.getBottom());
}
});
}
...
Defining an array of anonymous objects in CoffeeScript
...underscore, variable used to omit not used variables:
a =
items: [
_ =
name: 'value1'
_ =
name: 'value2'
]
console.log JSON.stringify(a) will produce this:
{
"items":[
{
"name":"value1"
},{
"name":"value2"
}
]
}
...
FloatActionBtn 扩展：悬浮操作按钮扩展，可自定义颜色、大小、图标和位置 ...
...oatActionBtn
FloatingActionButton
包名
com.kenmor.floatactionbtn
joejsanz.joedevfloatingactionbutton
版本
1.1 (较新)
1.0
文件大小
21.8 KB
13.6 KB (更轻量)
位置设置
...
install / uninstall APKs programmatically (PackageManager vs Intents)
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Correct way to try/except using Python requests module?
...s will raise a ConnectionError exception.
In the event of the rare invalid HTTP response, Requests will raise an HTTPError exception.
If a request times out, a Timeout exception is raised.
If a request exceeds the configured number of maximum redirections, a TooManyRedirects exception is raised.
All...