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Check if a string has a certain piece of text [duplicate]
I'm trying to check if a string I import into my application has a certain piece of text. I know how to do this with jQuery, but how do I do it with straight up JavaScript?
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find first sequence item that matches a criterion [duplicate]
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If you don't have any other indexes or sorted information for your objects, then you will have to iterate until such an object is found:
next(obj for obj in objs if obj.val==5)
This is however faster than a complete list c...
如何获取IE (控件)的所有链接（包括Frameset, iframe） - C/C++ - 清泛网 -...
如何获取IE (控件)的所有链接（包括Frameset, iframe）IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节点列表：CComPtr<IHTMLElement> body;...CComPtr<IDispatc...IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节...
GetNextDlgTabItem用法详解，回车替代Tab键切换控件焦点 - C/C++ - 清泛网 ...
...st control that has the WS_TABSTOPstyle that precedes (or follows) the specified control.
Syntax
HWND GetNextDlgTabItem( HWND hDlg, HWND hCtl, BOOL bPrevious );
Parameters
hDlg
[in] Handle to the dialog box to be searched.
hCtl
[in] Handle to the control t...
php中0,null,empty,空,false,字符串关系详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...个测试还是很需要的。
这是关键的一个例子：
<?php
if('safdasefasefasf'==0){
echo "该字符串转换为数字 等于 0 <br/>";
} //output:该字符串转换为数字 等于零。
?>
手册上有解释：该值由字符串最前面的部分决定。如果字符串以合...
iPad/iPhone hover problem causes the user to double click a link
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This has its flaws. If you click a link with target="_blank" it will open in the same window AND in a new window.
– rybo111
Nov 19 '13 at 0:36
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Should programmers use SSIS, and if so, why? [closed]
...maybe some limited transformation and conditional branching along the way. If your packages contain a lot of script then your team is using SSIS for the wrong tasks or isn't comfortable with SQL or has bought into the hype. SSIS packages are very difficult to debug. Script components are an absolute...
Does a finally block always run?
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from the Sun Tutorials
Note: If the JVM exits while the try
or catch code is being executed, then
the finally block may not execute.
Likewise, if the thread executing the
try or catch code is interrupted or
killed, the finally block may not
e...
Determine if an object property is ko.observable
...ervable(vm[key]).
Update from comment:
Here is a function to determine if something is a computed observable:
ko.isComputed = function (instance) {
if ((instance === null) || (instance === undefined) || (instance.__ko_proto__ === undefined)) return false;
if (instance.__ko_proto__ === k...
JavaScript equivalent to printf/String.Format
...nt of the C/PHP printf() or for C#/Java programmers, String.Format() ( IFormatProvider for .NET).
50 Answers
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