大约有 45,000 项符合查询结果（耗时：0.0394秒） [XML]
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
...缺的，对于开启文件描述符的数量，分配堆栈的大小，CPU 时间，虚拟内存大小，等等，都有非常严格的要求。资源的合理限制和分配，不仅仅是保证系统可用性的必要条件，也与系统上软件运行的性能有着密不可分的联系。这...
How to pass event as argument to an inline event handler in JavaScript?
...
(And for anyone wondering: Yes, this does work on Chrome, Firefox, etc., even though some [Firefox, for instance] don't have a global event object. It's because the context in which the DOM0 handler is called has an event obje...
How can I pass arguments to a batch file?
I need to pass an ID and a password to a batch file at the time of running rather than hardcoding them into the file.
17 An...
How to override and extend basic Django admin templates?
...ing-templates
Original answer from 2011:
I had the same issue about a year and a half ago and I found a nice template loader on djangosnippets.org that makes this easy. It allows you to extend a template in a specific app, giving you the ability to create your own admin/index.html that extends the a...
How to grep Git commit diffs or contents for a certain word?
....
To illustrate the difference between -S<regex> --pickaxe-regex and -G<regex>, consider a commit with the following diff in the same file:
+ return !regexec(regexp, two->ptr, 1, &regmatch, 0);
...
- hit = !regexec(regexp, mf2.ptr, 1, &regmatch, 0);
While git ...
Postgresql 9.2 pg_dump version mismatch
...
I encountered this while using Heroku on Ubuntu, and here's how I fixed it:
Add the PostgreSQL apt repository as described at "Linux downloads (Ubuntu)
". (There are similar pages for other operating systems.)
Upgrade to the latest version (9.3 for me) with:
sudo apt-ge...
How do I find which rpm package supplies a file I'm looking for?
... : base
Matched from:
Filename : /bin/grep
You may prefer the output and speed of the repoquery tool, available in the yum-utils package.
sudo yum install yum-utils
repoquery --whatprovides '*bin/grep'
grep-0:2.5.1-55.el5.x86_64
grep-0:2.5.1-55.el5.x86_64
repoquery can do other queries such...
How to execute a file within the python interpreter?
I'm trying to execute a file with python commands from within the interpreter.
11 Answers
...
Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
...
What are the dark corners of Vim your mom never told you about? [closed]
... questions where people talk about common tricks, notably " Vim+ctags tips and tricks ".
70 Answers
...