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Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的 Java 类库中的并发实用程序，这个包应该用于 Java 开发工具箱 1.5 发行版。
结束语
线程池是组织服务器应用程序的有用工具。它在概念上十分简单，但在实现和使用一个池时，却需要注意几个问题，例如死锁、资源不足...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...shell解释器，需要自行安装，为了同时能用grep, awk, curl等工具，最好装一个cygwin或者mingw来模拟linux环境。
cygwin
mingw
脚本解释器sh
即Bourne shell，POSIX（Portable Operating System Interface）标准的shell解释器，它的二进制文件路径通...
ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
...pdate in case of MySQL replication enabled
Try to connect MySQL server on IP for which MySQL server is bind in 'my.cnfinstead oflocalhost or 127.0.0.1`.
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?
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Are there other ways to fix this problem? Any javascript fix? I tried looking at the various XMLHTTP objects and they still didn't fix the issue.
– Berlin Brown
Dec 5 '11 at 22:08
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Django Server Error: port is already in use
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ps aux | grep -i manage
after that you will see all process
ubuntu@ip-10-154-22-113:~/django-apps/projectname$ ps aux | grep -i manage
ubuntu 3439 0.0 2.3 40228 14064 pts/0 T 06:47 0:00 python manage.py runserver project name
ubuntu 3440 1.4 9.7 200996 59324 pts/0 Tl ...
Can I change the root EBS device of my amazon EC2 instance?
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Thanks, this is great. One gotcha is that the DNS/IP can change when this happens, so make sure to update any DNS / Elastic IPs, et cetera. I spent a while trying to figure out why I couldn't ssh into it anymore, and this was the reason.
– mrooney
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Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...样一个url字符串。
2.3 补充
viewer的demo程序示例的toolbar工具比较全，第二个是打印第三个是下载，如果我们只想做在线阅读，不许用户打印或者下载文档的话，把这两个按钮隐藏掉或者删掉即可，在viewer.html源码第180行186行
2.4 ...
Windows batch: sleep [duplicate]
How do I get a Windows batch script to wait a few seconds?
12 Answers
12
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How do I find out my MySQL URL, host, port and username?
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How can I get ip address ? I mean for above example there is 'DELL' hostname and can I get ip address instead of name ?
– Ozan
Jan 25 '16 at 7:59
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What is array to pointer decay?
...s instead the address of the first element of the array.
int arr[5];
int *ip = &(arr[1]);
if (arr == ip) { /* something; */ }
In the comparison above, arr has no value, so it becomes a pointer. It becomes a pointer to int. That pointer can be compared with the variable ip.
In the array index...