大约有 30,000 项符合查询结果(耗时:0.0417秒) [XML]

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Should I use a data.frame or a matrix?

...re was a function that would calculate the 2D path of the MCMC method. Basically, this means we take an initial point (x,y), and iterate a certain algorithm to find a new point (x,y) at each step, constructing this way the whole path. The algorithm involves calculating a quite complex function and t...
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())

... has taught me is what is known as the "most vexing parse", which is classically demonstrated with a line such as 5 Answers...
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Multi-gradient shapes

... I don't think you can do this in XML (at least not in Android), but I've found a good solution posted here that looks like it'd be a great help! ShapeDrawable.ShaderFactory sf = new ShapeDrawable.ShaderFactory() { @Override public Shader resize(int width, int height) { ...
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Percentage width child element in absolutely positioned parent on Internet Explorer 7

...of which is a relatively positioned div . When I use a percentage-based width on the child div , it collapses to 0 width on IE7, but not on Firefox or Safari. ...
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BigDecimal setScale and round

What is the difference between this two call? (Is there any?) 2 Answers 2 ...
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android: move a view on touch move (ACTION_MOVE)

I'd like to do a simple control: a container with a view inside. If I touch the container and I move the finger, I want to move the view to follow my finger. ...
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Search an Oracle database for tables with specific column names?

...olumn: select owner, table_name from all_tab_columns where column_name = 'ID'; To find tables that have any or all of the 4 columns: select owner, table_name, column_name from all_tab_columns where column_name in ('ID', 'FNAME', 'LNAME', 'ADDRESS'); To find tables that have all 4 columns (with...
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Android RatingBar change star colors [closed]

...: Create your own style, by cloning one of the existing styles (from $ANDROID_HOME/platforms/$SDK/data/res/values/styles.xml), putting it in your own project's styles.xml, and referencing it when you add the widget to a layout. Step #2: Create your own LayerDrawable XML resources for the RatingBar,...
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Format number to always show 2 decimal places

... / 100).toFixed(2); Live Demo var num1 = "1"; document.getElementById('num1').innerHTML = (Math.round(num1 * 100) / 100).toFixed(2); var num2 = "1.341"; document.getElementById('num2').innerHTML = (Math.round(num2 * 100) / 100).toFixed(2); var num3 = "1.345"; document.getElementById(...
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django templates: include and extends

...oned the ssi tag provided by the Django templating system, which is specifically designed for inline including an external piece of text. Here, inline means the external text will not be interpreted, parsed or interpolated, but simply "copied" inside the calling template. Please, refer to the docum...