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Is there a Mutex in Java?
...this page: http://www.oracle.com/technetwork/articles/javase/index-140767.html
It has a slightly different pattern which is (I think) what you are looking for:
try {
mutex.acquire();
try {
// do something
} finally {
mutex.release();
}
} catch(InterruptedException ie) {
// ...
}...
How to duplicate a whole line in Vim?
... command line mode where you can enter Ex commands. vimdoc.sourceforge.net/htmldoc/cmdline.html Ex commands can be really powerful and terse. The yyp solutions are "Normal mode" commands. If you want to copy/move/delete a far-away line or range of lines an Ex command can be a lot faster.
...
廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...度
FIO 安装步骤http://blog.chinaunix.net/uid-8116903-id-3914246.html
从顺序读的IOPS 来看结果 本地磁盘比DRBD双活的IOPS大了2.2倍。
5、总结
感觉双活模式还不大成熟，如果出现故障，有部分情况需要人工干...
How do I delete all messages from a single queue using the CLI?
...on github.com/rabbitmq/rabbitmq-server/pull/215 and rabbitmq.com/changelog.html . If you have an older version, rabbitmqadmin as per stackoverflow.com/a/18267342/272387 might help.
– Richlv
Oct 25 '17 at 11:44
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Age from birthdate in python
... date instance or some obj like that, docs.python.org/3/library/datetime.html#datetime.date, typo fixed.
– gzerone
Nov 12 '17 at 1:56
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Right to Left support for Twitter Bootstrap 3
...ut.rtl = (direction === 'rtl');
document.getElementsByTagName("html")[0].style.direction = direction;
var styleSheets = document.styleSheets;
var modifyRule = function (rule) {
if (rule.style.getPropertyValue(layout.rtl ? 'left' : 'right') &&am...
Including a groovy script in another groovy
...using a Binding object (http://groovy.codehaus.org/api/groovy/lang/Binding.html) while creating your Shell and binding all the functions you want to the methods (the downside here would be having to enumerate all methods in the binding but you could perhaps use reflection). Yet another solution wou...
What is the “hasClass” function with plain JavaScript?
...
alert("Grid section");
// code...
}
<!--2. Add a class in the .html:-->
<div class="section-name section-filter">...</div>
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Cannot simply use PostgreSQL table name (“relation does not exist”)
...r,public;
See also http://www.postgresql.org/docs/8.3/static/ddl-schemas.html
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Apache2: 'AH01630: client denied by server configuration'
...allow and deny rules
Check out http://httpd.apache.org/docs/2.4/upgrading.html#access
In 2.2, access control based on client hostname, IP address, and other
characteristics of client requests was done using the directives
Order, Allow, Deny, and Satisfy.
In 2.4, such access control is ...