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Removing an item from a select box

...ect").removeOption(/^val/i); - array $("#myselect").removeOption(["myselect_1", "myselect_2"]); To remove all options, you can do $("#myselect").removeOption(/./);. share | improve this answer ...
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Anonymous recursive PHP functions

...x( $func ) { return function() use ( $func ) { $args = func_get_args(); array_unshift( $args, fix($func) ); return call_user_func_array( $func, $args ); }; } $factorial = function( $func, $n ) { if ( $n == 1 ) return 1; return $func( $n - 1 ) * $n; }; $fa...
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Can an enum class be converted to the underlying type?

... I think you can use std::underlying_type to know the underlying type, and then use cast: #include <type_traits> //for std::underlying_type typedef std::underlying_type<my_fields>::type utype; utype a = static_cast<utype>(my_fields::field);...
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Purpose of Unions in C and C++

... and the subsequent release of TC3. open-std.org/jtc1/sc22/wg14/www/docs/dr_283.htm – Pascal Cuoq Aug 17 '13 at 6:53 ...
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How to create a self-signed certificate with OpenSSL

...AN through the configuration file with the line subjectAltName = @alternate_names (there's no way to do it through the command line). Then there's an alternate_names section in the configuration file (you should tune this to suit your taste): [ alternate_names ] DNS.1 = example.com DNS.2 ...
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What is the result of % in Python?

... Can you please explain why -11%5 = 4 ?? – dahiya_boy Jul 17 '19 at 9:02 @dahiya_boy I've added GvR's explanation ...
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Eclipse RCP开发桌面程序 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...项,记住,一定要把我们自己,也就是com.blogjava.youxia.rcp_start加进依赖项,否则会出错。最开始的时候,就是这么一点小问题,让我浪费了几天时间。   再点击添加必须的插件,自动添加其它的依赖项。   再下一步,...
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Why use 'virtual' for class properties in Entity Framework model definitions?

...nternally the code looks more like this: public ICollection<RSVP> get_RSVPs() { return _RSVPs; } public void set_RSVPs(RSVP value) { _RSVPs = value; } private RSVP _RSVPs; That's why they're marked as virtual for use in the Entity Framework, it allows the dynamically created classe...
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Using msbuild to execute a File System Publish Profile

...ination)" /> <ItemGroup> <PublishFiles Include="$(_PackageTempDir)\**\*.*" /> </ItemGroup> <Copy SourceFiles="@(PublishFiles)" DestinationFiles="@(PublishFiles->'$(PublishDestination)\%(RecursiveDir)%(Filename)%(Extension)')" SkipU...
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Add string in a certain position in Python

...CB6 However if you like something like a function do as this: def insert_dash(string, index): return string[:index] + '-' + string[index:] print insert_dash("355879ACB6", 5) share | improve...