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What are the security risks of setting Access-Control-Allow-Origin?

...s a security risk, particularly if you allow resource sharing not just for selected resources but for every resource. In this context you should have a look at When is it safe to enable CORS?. share | ...
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Android customized button; changing text color

...color for your button, just like you did for background, for example: <selector xmlns:android="http://schemas.android.com/apk/res/android"> <!-- Focused and not pressed --> <item android:state_focused="true" android:state_pressed="false" android:color="...
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获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...str()<< L"/n"; } int driveIndex; std::cin >> driveIndex;//selecting a disk std::vector<unsigned char> buffer; //creating a path std::wstring dumpPath(L"////.//PhysicalDrive"); wchar_t index[MAX_PATH]; _itow(devices.at(driveIndex).vHarddiskIndexes[0], index , MAX_P...
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Entity Framework 4 - AddObject vs Attach

...m d in context.Destinations where d.Name == "Grand Canyon" select d).Single(); } DeleteDestination(canyon); } private static void DeleteDestination(Destination destination) { using (var context = new BreakAwayContext()) { context.Destinations.Attach(destinatio...
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How to Turn Off Showing Whitespace Characters in Visual Studio IDE

...and later versions Ctrl + P to open and then writing Whitespace, you can select the View: Toggle Render Whitespace share | improve this answer | follow | ...
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MySQL foreign key constraints, cascade delete

...RITY DEFINER BEGIN DELETE FROM `products` WHERE `id` IN ( SELECT `products_id` FROM `categories_products` WHERE `categories_id` = category_ID ) ; DELETE FROM `categories` WHERE `id` = category_ID; END You also need to add the following foreign key constraints...
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How to write a CSS hack for IE 11? [duplicate]

...this work because of the following: When a user agent cannot parse the selector (i.e., it is not valid CSS 2.1), it must ignore the selector and the following declaration block (if any) as well. &lt;!doctype html&gt; &lt;html&gt; &lt;head&gt; &lt;title&gt;IE10/11 Media Query Test&lt...
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Android static object lifecycle

...vity state so that on restart, the fields get filled with their previously selected values, you can implement the onSaveInstanceState() activity method - note that this is not recommended for between activities persistance of states. You can get some code examples of the usage of preferences, inte...
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Gradle - getting the latest release version of a dependency

... + for the version, and want to know which version is actually being used, select Project in the sidebar, and then under External Libraries you will see the actual version number in use. share | imp...
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How to upload a file in Django? [closed]

...ss DocumentForm(forms.Form): docfile = forms.FileField( label='Select a file', help_text='max. 42 megabytes' ) 4. View: myproject/myapp/views.py A view where all the magic happens. Pay attention how request.FILES are handled. For me, it was really hard to spot the fact tha...