大约有 20,000 项符合查询结果（耗时：0.0400秒） [XML]
How to list active / open connections in Oracle?
...ogram
from v$session b, v$process a
where
b.paddr = a.addr
and type='USER'
order by spid;
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How to append text to an existing file in Java?
...her use java7 try-with-resources or put the close() in a finally block, in order to make sure that the file is closed in case of exception
– Svetlin Zarev
Jan 2 '14 at 10:44
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Javascript foreach loop on associative array object
...ceving, can you explain more on why not use var in loops? I come from C++/PHP background and I don't understand this. scoping does exist in the loop, but temporary, so I am not sure what you mean.
– Dennis
Jul 21 '16 at 21:33
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“where 1=1” statement [duplicate]
... condition is generated dynamically.
for example lets see this code
<?php
//not that this is just example
//do not use it like that in real environment because it security issue.
$cond = $_REQUEST['cond'];
if ($cond == "age"){
$wherecond = " age > 18";
}
$query = "select * from som...
Create MSI or setup project with Visual Studio 2012
...tension, built a simple msi to put a third party dll into the GAC in short order. Very simple, easy to use, does the basics.
– Chris Mills
Oct 8 '14 at 17:04
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
... you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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What is copy-on-write?
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I found this good article about zval in PHP, which mentioned COW too:
Copy On Write (abbreviated as ‘COW’) is a trick designed to save memory. It is used more generally in software engineering. It means that PHP will copy the memory (or allocate new memory ...
Convert PDF to clean SVG? [closed]
...the reason I want this is because I want to be able to edit the text using PHP. I could do it directly with PDF, but PDF can't be inlined easily into HTML, but SVG can. I may just stick with PDF and convert it to JPG in PHP after editing it's values..
– DanRedux
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那些曾被追捧的90后创业男神女神，还好吗？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...果不言而喻，足足的曝光率使得安妮的团队赚尽了眼球，问题来了，接下来该如何走?如何不让流量流失?如何吸引更多的人进来?
这样的营销案例只能使用一次，保鲜期很短，长期高质量的内容输出很难做到，其实UGC是可以考虑...
iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...过程中的各种tips前言iOS开发过程中，总有那么一些个小问题让人纠结，它们不会让程序崩溃，但是会让人崩溃。除此之外，还将分享一些细节现在我通过自己的总...前言
iOS开发过程中，总有那么一些个小问题让人纠结，它们不...