大约有 13,071 项符合查询结果(耗时:0.0311秒) [XML]

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How to delete a word and go into insert mode in Vim?

In normal mode I can hit Ctrl + E which deletes the rest of the current word and goes to insert mode. 5 Answers ...
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How to convert An NSInteger to an int?

For example when passing a value message to an NSInteger instance like so 4 Answers ...
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How to get all child inputs of a div element (jQuery)

... Use it without the greater than: $("#panel :input"); The > means only direct children of the element, if you want all children no matter the depth just use a space. ...
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How to specify a multi-line shell variable?

I have written a query: 5 Answers 5 ...
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Run a JAR file from the command line and specify classpath

I've compiled a JAR file and specified the Main-Class in the manifest (I used the Eclipse Export function). My dependencies are all in a directory labeled lib . I can't seem to get a straight answer on how to execute my JAR file while specifying it should use the lib/* as the classpath. ...
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Pandas dataframe get first row of each group

... >>> df.groupby('id').first() value id 1 first 2 first 3 first 4 second 5 first 6 first 7 fourth If you need id as column: >>> df.groupby('id').first().reset_index() id value 0 1 firs...
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How to prevent browser page caching in Rails

Ubuntu -> Apache -> Phusion Passenger -> Rails 2.3 6 Answers 6 ...
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Code for decoding/encoding a modified base64 URL

I want to base64 encode data to put it in a URL and then decode it within my HttpHandler. 5 Answers ...
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Good ways to sort a queryset? - Django

... What about import operator auths = Author.objects.order_by('-score')[:30] ordered = sorted(auths, key=operator.attrgetter('last_name')) In Django 1.4 and newer you can order by providing multiple fields. Reference: https://docs.d...
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Cast a Double Variable to Decimal

How does one cast a double to decimal which is used when doing currency development. Where does the M go? 5 Answers ...