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What is the reason why “synchronized” is not allowed in Java 8 interface methods?

...t seem sensible to extend this semantics to default methods as well; after all, they are instance methods with a receiver too. (Note that synchronized methods are entirely a syntactic optimization; they're not needed, they're just more compact than the corresponding synchronized block. There's a r...
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Markdown open a new window link [duplicate]

... common features of HTML. One of its best features is that you can always fallback to the full syntax for HTML. This includes doing things that aren't included in markdown. Personally, I like that markdown is concise and includes very little fluff. It makes it easier to learn the whole set of short...
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The relationship could not be changed because one or more of the foreign-key properties is non-nulla

... You should delete old child items thisParent.ChildItems one by one manually. Entity Framework doesn't do that for you. It finally cannot decide what you want to do with the old child items - if you want to throw them away or if you want to keep and assign them to other parent entities. You must ...
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ASP.NET MVC: What is the purpose of @section? [closed]

... @section is for defining a content are override from a shared view. Basically, it is a way for you to adjust your shared view (similar to a Master Page in Web Forms). You might find Scott Gu's write up on this very interesting. Edit: Based on additional question clarification The @RenderSection...
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ADB Shell Input Events

..." 3 --> "KEYCODE_HOME" 4 --> "KEYCODE_BACK" 5 --> "KEYCODE_CALL" 6 --> "KEYCODE_ENDCALL" 7 --> "KEYCODE_0" 8 --> "KEYCODE_1" 9 --> "KEYCODE_2" 10 --> "KEYCODE_3" 11 --> "KEYCODE_4" 12 --> "KEYCODE_5" 13 --> "KEYCODE_6" 14 --> "KEYCODE_7" 1...
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MySQL query String contains

... Quite simple actually: mysql_query(" SELECT * FROM `table` WHERE `column` LIKE '%{$needle}%' "); The % is a wildcard for any characters set (none, one or many). Do note that this can get slow on very large datasets so if your database grow...
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What is the syntax rule for having trailing commas in tuple definitions?

... In all cases except the empty tuple the comma is the important thing. Parentheses are only required when required for other syntactic reasons: to distinguish a tuple from a set of function arguments, operator precedence, or to a...
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Unix's 'ls' sort by name

...t the FILEs (the current directory by default). Sort entries alpha‐betically if none of -cftuvSUX nor --sort is specified.: share | improve this answer | follow ...
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string c_str() vs. data()

... have seen in actual implementations, they either do the same or data() calls c_str() . 6 Answers ...
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Django TemplateDoesNotExist?

... assuming that you have the apps configured in settings.py like this: INSTALLED_APPS = ( 'appname1', 'appname2', 'appname3', ) By default Django will load the templates under templates/ directory under every installed apps. So with your directory structure, we want to move our templat...