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Fastest way to find second (third…) highest/lowest value in vector or column

R offers max and min, but I do not see a really fast way to find another value in the order, apart from sorting the whole vector and then picking a value x from this vector. ...
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jQuery: Get height of hidden element in jQuery

... is within a div that is hidden. Right now I show the div, get the height, and hide the parent div. This seems a bit silly. Is there a better way? ...
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android:drawableLeft margin and/or padding

...ssible to set the margin or padding for the image which we added with the android:drawableLeft ? 18 Answers ...
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How to serve an image using nodejs

... 2016 Update Examples with Express and without Express that actually work This question is over 5 years old but every answer has some problems. TL;DR Scroll down for examples to serve an image with: express.static express connect http net All of the exa...
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How to bind an enum to a combobox control in WPF?

... can do it from code by placing the following code in Window Loaded event handler, for example: yourComboBox.ItemsSource = Enum.GetValues(typeof(EffectStyle)).Cast<EffectStyle>(); If you need to bind it in XAML you need to use ObjectDataProvider to create object available as binding source:...
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How to update a record using sequelize for node?

I'm creating a RESTful API with NodeJS, express, express-resource, and Sequelize that is used to manage datasets stored in a MySQL database. ...
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Regex to Match Symbols: !$%^&*()_+|~-=`{}[]:";'?,./

... /[$-/:-?{-~!"^_`\[\]]/ There are three ranges. '$' to '/', ':' to '?', and '{' to '~'. the last string of characters can't be represented more simply with a range: !"^_`[]. Use an ACSII table to find ranges for character classes. ...
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Eclipse: The declared package does not match the expected package

...ng Projects into Workspace, choose the folder where the project is located and everything is imported - but the package names of the project don't seem to be what Eclipse expects. The package names all have a prefix: ...
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How to design a product table for many kinds of product where each product has many parameters

...stead, one table per product type, storing both common product attributes, and product-specific attributes. Serialized LOB: One table for Products, storing attributes common to all product types. One extra column stores a BLOB of semi-structured data, in XML, YAML, JSON, or some other format. This...
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Bootstrap carousel multiple frames at once

... Updated 2019... Bootstrap 4 The carousel has changed in 4.x, and the multi-slide animation transitions can be overridden like this... .carousel-inner .carousel-item-right.active, .carousel-inner .carousel-item-next { transform: translateX(33.33%); } .carousel-inner .carousel-item-l...