大约有 30,000 项符合查询结果(耗时:0.0476秒) [XML]

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How can I see the size of files and directories in linux? [closed]

... 564 Use ls command for files and du command for directories. Checking File Sizes ls -l filename ...
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Entity Framework - Code First - Can't Store List

... This answer is based on the ones provided by @Sasan and @CAD bloke. Works only with EF Core 2.1+ (not .NET Standard compatible)(Newtonsoft JsonConvert) builder.Entity<YourEntity>().Property(p => p.Strings) .HasConversion( ...
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How to disable Golang unused import error

... Here is an example of how you could use it: import ( "log" "database/sql" _ "github.com/go-sql-driver/mysql" ) To import a package solely for its side-effects (initialization), use the blank identifier as explicit package name. View more at https://golang.org/ref/spec#Import...
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How to parse JSON in Scala using standard Scala classes?

... This is a solution based on extractors which will do the class cast: class CC[T] { def unapply(a:Any):Option[T] = Some(a.asInstanceOf[T]) } object M extends CC[Map[String, Any]] object L extends CC[List[Any]] object S extends CC[String] objec...
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Counting null and non-null values in a single query

... Rodrigue 3,32522 gold badges3434 silver badges4646 bronze badges answered Aug 13 '09 at 13:09 user155789user155789 ...
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NuGet for solutions with multiple projects

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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sbt-assembly: deduplication found error

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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Sort objects in ArrayList by date?

...ist when it's done or something like that? – user393964 May 8 '11 at 11:42 It modifiies myList. So its sorted when it ...
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Scala 2.8 breakOut

...y a builder. Note in this case, the compiler will infer the expected type based on the builder's type: scala> def buildWith[From, T, To](b : Builder[T, To]) = | new CanBuildFrom[From, T, To] { | def apply(from: From) = b ; def apply() = b | } buildWith: [From, T, To] ...
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Import Error: No module named numpy

...d. I have only one version of Python 3 installed on my Windows 7 ( sorry ) 64-bit system. 24 Answers ...