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通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...都不会受其影响：
Shell 进程 1
ulimit – s 100
cat testFile > newFile
File size limit exceeded
Shell 进程 2
cat testFile > newFile
ls – s newFile
323669 newFile
那么，是否有针对某个具体用户的资源加以限制的方法呢？答案...
Environment variables in Mac OS X
...garding ~/.MacOSX/environment.plist, on my Lion it is read and used. Just tested it. I actually prefer it over .launchd.conf because I use the RCenvironment preference pane to maintain it.
– Gilimanjaro
Oct 26 '11 at 13:07
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Reference list item by index within Django template?
...st[x][y]
It works fine with "for"
{{ my_list|index:forloop.counter0 }}
Tested and works well ^_^
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Sublime Text 2 - Link with Editor / Show file in sidebar
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I tested the solution proposed by Albert Català, but it causes an error when a popup window appears, with the 'Quick Switch Projects' command for example.
So here is my modified version to avoid errors :
import sublime
impor...
Converting ISO 8601-compliant String to java.util.Date
... The JAXB-solution is a really creative approach! It works as well, I have tested it with my sample. However, for whoever faces the problem and is allowed to use JodaTime, I would advise to use it, since it feels more natural. But your solution requires not additional libraries (at least with Java 6...
How to check if anonymous object has a method?
...nymous since you've assigned an object literal to a variable. You can just test this:
if (typeof myObj.prop2 === 'function')
{
// do whatever
}
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Add only non-whitespace changes
...nstead of checkout, to have a backup of your changes, at least until it is tested.
– Paŭlo Ebermann
Jun 10 '11 at 19:59
1
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Is it bad practice to make a setter return “this”?
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It's also common in the Java API:
String s = new StringBuilder().append("testing ").append(1)
.append(" 2 ").append(3).toString();
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How to detect Adblock on my website?
..._block_adblock/
With jQuery:
function blockAdblockUser() {
if ($('.myTestAd').height() == 0) {
window.location = 'http://example.com/AdblockNotice.html';
}
}
$(document).ready(function(){
blockAdblockUser();
});
Of course, you would need to have a landing page for AdblockNot...
Determining if a number is either a multiple of ten or within a particular set of ranges
...expresses this. You can get the first digit by dividing by 10, and you can test that it's odd by checking for a remainder of 1 when you divide by 2. Putting that all together:
if ((num > 0) && (num <= 100) && (((num - 1) / 10) % 2 == 1)) {
// Do something
}
Given the trade...