大约有 42,000 项符合查询结果(耗时:0.0648秒) [XML]

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Best way to parse command-line parameters? [closed]

What's the best way to parse command-line parameters in Scala? I personally prefer something lightweight that does not require external jar. ...
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SQL Server Script to create a new user

I want to write a script to create a admin user ( with abcd password ) in SQL Server Express. Also I want to assign this user admin full rights. ...
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What is a “symbol” in Julia?

Specifically: I am trying to use Julia's DataFrames package, specifically the readtable() function with the names option, but that requires a vector of symbols. ...
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Unique random string generation

I'd like to generate random unique strings like the ones being generated by MSDN library.( Error Object ), for example. A string like 't9zk6eay' should be generated. ...
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Android: Getting a file URI from a content URI?

In my app the user is to select an audio file which the app then handles. The problem is that in order for the app to do what I want it to do with the audio files, I need the URI to be in file format. When I use Android's native music player to browse for the audio file in the app, the URI is a cont...
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Quickly reading very large tables as dataframes

I have very large tables (30 million rows) that I would like to load as a dataframes in R. read.table() has a lot of convenient features, but it seems like there is a lot of logic in the implementation that would slow things down. In my case, I am assuming I know the types of the columns ahead o...
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How to add a ScrollBar to a Stackpanel

In my WPF application, I have a Stackpanel containing several controls inside them. How can I add a Scrollbar to this stackpanel. ...
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How to programmatically click a button in WPF?

Since there's no button.PerformClick() method in WPF, is there a way to click a WPF button programmatically? 8 Answers ...
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How to create a WPF Window without a border that can be resized via a grip only?

If you set ResizeMode="CanResizeWithGrip" on a WPF Window then a resize grip is shown in the lower right corner, as below: ...
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Concrete Javascript Regex for Accented Characters (Diacritics)

I've looked on Stack Overflow ( replacing characters.. eh , how JavaScript doesn't follow the Unicode standard concerning RegExp , etc.) and haven't really found a concrete answer to the question: ...