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MySQL “incorrect string value” error when save unicode string in Django
...f 255 and some kind of index on it (e.g. unique). Because utf8mb4 uses 33% more space than utf-8 you'll need to make these fields 33% smaller.
In this case, change the max_length from 255 to 191.
Alternatively you can edit your MySQL configuration to remove this restriction but not without some ...
Remove Object from Array using JavaScript
...ray.slice(-x));
Reply to the comment of @chill182: you can remove one or more elements from an array using Array.filter, or Array.splice combined with Array.findIndex (see MDN), e.g.
// non destructive filter > noJohn = John removed, but someArray will not change
let someArray = getArray(...
Java 8: performance of Streams vs Collections
...aced with Iterable.forEach() and Collection.removeIf() calls). Streams are more about coding convenience and safety. Convenience -- speed tradeoff is working here.
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How to replace all dots in a string using JavaScript
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Difference between EXISTS and IN in SQL?
...e [field] in (1, 2, 3)
When you have a table in an in statement it makes more sense to use a join, but mostly it shouldn't matter. The query optimiser should return the same plan either way. In some implementations (mostly older, such as Microsoft SQL Server 2000) in queries will always get a nest...
Injecting Mockito mocks into a Spring bean
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Does Eclipse have line-wrap
...where I set the Displayed Tab Width to 4 and Print Margin Column to 120 or more.
You can also check the Show Print Margin box to get a faint vertical line at the printer margin column
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How do you produce a .d.ts “typings” definition file from an existing JavaScript library?
... is a search engine for NPM-published .d.ts files; this will have slightly more definitions than DefinitelyTyped.
A few modules are also shipping their own definitions as part of their NPM distribution, so also see if that's the case before trying to write your own.
Maybe You Don't Need One
TypeSc...
Service vs IntentService in the Android platform
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Which is the correct C# infinite loop, for (;;) or while (true)? [closed]
... read and understand. for(;;) is rather cryptic.
Source:
I messed a little more with .NET Reflector, and I compiled both loops with the "Optimize Code" on in Visual Studio.
Both loops compile into (with .NET Reflector):
Label_0000:
goto Label_0000;
Raptors should attack soon.
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