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Nginx缓存解决方案：SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术
... ngx.exit(ngx.HTTP_SERVICE_UNAVAILABLE)
end
if res == nil and flags == nil and err == nil then
ngx.exit(ngx.HTTP_NOT_FOUND)
end
ngx.print(res)
elseif method == "PUT" then
local value = ngx.req.get_body_data()
local expire = ngx.var.arg_expire or 86400...
Delete specific line number(s) from a text file using sed?
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If you want to delete lines 5 through 10 and 12:
sed -e '5,10d;12d' file
This will print the results to the screen. If you want to save the results to the same file:
sed -i.bak -e '5,10d;12d' file
This will back the file up to file.bak, and delete the given li...
How do you get an iPhone's device name
...areful: the tutorial at that link, while quite useful, is aimed at OS 2.2, and uses some methods that are deprecated in 3.0.
– Tim
Jul 8 '09 at 19:49
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What is the difference between task and thread?
...m.Threading.Tasks namespace. What is the true difference between Thread and Task . I did some sample program(help taken from MSDN) for my own sake of learning with
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ios app maximum memory budget
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Just avoid the instant memory splashes (e.g. you're using 40 Mb of RAM, and then allocating 80 Mb's more for some short computation). In this case iOS would kill your application immediately.
You should also consider lazy loading of assets (load them only when you really need and not beforehand...
Colors in JavaScript console
...da55');
The same can be applied for adding multiple CSS to same command.
References
MDN: Styling console output
Chrome: Console API Reference
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When should we use mutex and when should we use semaphore
When should we use mutex and when should we use semaphore ?
12 Answers
12
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Difference between WAIT and BLOCKED thread states
What is the difference between thread state WAIT and thread state BLOCKED?
6 Answers
6...
Does PHP have threading?
... found this PECL package called threads , but there is not a release yet. And nothing is coming up on the PHP website.
13 ...
Should I return EXIT_SUCCESS or 0 from main()?
...IT_SUCCESS when it succeeds, just for the sake of symmetry.
On the other hand, if the program never signals failure, you can use either 0 or EXIT_SUCCESS. Both are guaranteed by the standard to signal successful completion. (It's barely possible that EXIT_SUCCESS could have a value other than 0, ...