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Applying a function to every row of a table using dplyr?
...) %>%
mutate(Max.Len= max(Sepal.Length,Petal.Length))
Non rowwise alternative
Five years (!) later this answer still gets a lot of traffic. Since it was given, rowwise is increasingly not recommended, although lots of people seem to find it intuitive. Do yourself a favour and go through Jen...
How can I create a table with borders in Android?
...our table fills the entire screen.
An Example:
drawable/cell_shape.xml
<?xml version="1.0" encoding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape= "rectangle" >
<solid android:color="#000"/>
<stroke android:wi...
Display HTML snippets in HTML
...ow can I show HTML snippets on a webpage without needing to replace each < with &lt; and > with &gt; ?
...
How to align 3 divs (left/center/right) inside another div?
...
With that CSS, put your divs like so (floats first):
<div id="container">
<div id="left"></div>
<div id="right"></div>
<div id="center"></div>
</div>
P.S. You could also float right, then left, then center. The important t...
JSTL in JSF2 Facelets… makes sense?
...
Introduction
JSTL <c:xxx> tags are all taghandlers and they are executed during view build time, while JSF <h:xxx> tags are all UI components and they are executed during view render time.
Note that from JSF's own <f:xxx> an...
Space between two rows in a table?
...ething like this should do the trick. You can, of course, get the same result using a top padding instead of a bottom padding.
In the CSS code below, the greater-than sign means that the padding is only applied to td elements that are direct children to tr elements with the class spaceUnder. This w...
How do I unit test web api action method when it returns IHttpActionResult?
...
Here Ok() is just a helper for the type OkResult which sets the response status to be HttpStatusCode.Ok...so you can just check if the instance of your action result is an OkResult...some examples(written in XUnit):
// if your action returns: NotFound()
IHttpActionResul...
What does in XML mean?
...is means given these four snippets of XML from one well-formed document:
<!ENTITY MyParamEntity "Has been expanded">
<!--
Within this comment I can use ]]>
and other reserved characters like <
&, ', and ", but %MyParamEntity; will not be expanded
(if I retrieve the text of th...
How to align input forms in HTML
...clear: both;
}
.container input {
width: 100%;
clear: both;
}
<html>
<head>
<title>Example form</title>
</head>
<body>
<div class="container">
<form>
<label>First Name</label>
<input type="text...
How can I set the default value for an HTML element?
I thought that adding a "value" attribute set on the <select> element below would cause the <option> containing my provided "value" to be selected by default:
...