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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
...tl -w kernel.panic=10
kernel.panic = 10
# echo "vm.panic_on_oom=1" >> /etc/sysctl.conf
# echo "kernel.panic=10" >> /etc/sysctl.conf
从上面的 oom_kill.c 代码里可以看到 oom_badness() 给每个进程打分，根据 points 的高低来决定杀哪个进程，这个 points 可以根据 a...
Find out who is locking a file on a network share
...
It is worth to notice that nodes "Roles" etc expands with delay.
– SerG
Dec 23 '14 at 17:20
...
Using Enum values as String literals
...he values in use including duplication, non valid variable name characters etc. Just don't forget to also override valueOf().
– indivisible
Apr 6 '17 at 15:21
...
How can I make git accept a self signed certificate?
...it config:
http.sslVerify
Whether to verify the SSL certificate when fetching or pushing over HTTPS.
Can be overridden by the GIT_SSL_NO_VERIFY environment variable.
http.sslCAInfo
File containing the certificates to verify the peer with when fetching or pushing
over HTTPS. Can be ...
What is a postback?
...age will be manipulated by the user (a button clicked or dropdown changed, etc), and this control will initiate a postback. The state of this control, plus all other controls on the page,(known as the View State) is Posted Back to the web server.
What happens?
Most commonly the postback causes the...
What is the standard naming convention for html/css ids and classes?
...ace where hyphens work, because they're almost always in quotes or in css, etc. But the shortcut thing still applies.
In addition to variables, class names, and ids, you also want to look at file name conventions. And Git Branches.
My office's coding group actually had a meeting a month or two a...
How can I use grep to find a word inside a folder?
...nd texts "MobileAppSe", "MobileAppSer", "MobileAppSerr", "MobileAppSerrr", etc. in current directory's files contents - not what the user wants either.
– usta
Mar 27 '13 at 6:36
...
What are enums and why are they useful?
... even though they don't make much sense for the singleton: ord and values, etc. (There's actually a trickier simulation where Color extends Integer that will work with switch, but it's so tricky that it even more clearly shows why enum is a better idea.)
Thread safety
Thread safety is a potential...
Can I use Twitter Bootstrap and jQuery UI at the same time?
...rtino" at the bottom as my theme.
I installed them thus:
<head>
...etc...
<link rel="stylesheet" href="css/font-awesome.min.css">
<link rel="stylesheet" href="css/cupertino/jquery-ui-1.9.2.custom.min.css">
<link rel="stylesheet" href="css/bootstrap-3.3.7.min.css">
<!-- ...
When & why to use delegates? [duplicate]
...
public double eval(double x) {
return /* some_result */ ;
}
}
// etc
Then to use them in our Gauss3 method, we need to invoke it as follows:
double res1 = Gauss3(new MyFunc1(), -1, 1, 16);
double res2 = Gauss3(new MyFunc2(), 0, Math.PI, 16);
And Gauss3 needs to do the look like the fo...