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Get elements by attribute when querySelectorAll is not available without using libraries?
...gElements = [];
var allElements = document.getElementsByTagName('*');
for (var i = 0, n = allElements.length; i < n; i++)
{
if (allElements[i].getAttribute(attribute) !== null)
{
// Element exists with attribute. Add to array.
matchingElements.push(allElements[i]);
}...
Is there a way to disable the Title and Subtitle in Highcharts?
...e title text to an empty string is the way to do it.
No space is created for the title in that case:
without text: http://jsfiddle.net/jlbriggs/JVNjs/284/
with text: http://jsfiddle.net/jlbriggs/JVNjs/286/
title:{
text:''
}
If you want less space than is left in that case, simply set your ...
PowerShell equivalent to grep -f
I'm looking for the PowerShell equivalent to grep --file=filename . If you don't know grep , filename is a text file where each line has a regular expression pattern you want to match.
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SQLite: How do I save the result of a query as a CSV file?
I'm new to SQLite. Is there a way I can export the results of a query into a CSV file?
6 Answers
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In a javascript array, how do I get the last 5 elements, excluding the first element?
... +1 simple and useful. Additionally I think last value (1) must be 0 to work, This arr.slice(Math.max(arr.length - 5, 0)) worked for me.
– QMaster
Nov 1 '14 at 21:41
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Can I target all tags with a single selector?
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The new :is() CSS pseudo-class can do it in one selector:
:is(h1, h2, h3, h4, h5, h6) {
color: red;
}
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Convert blob to base64
This is a snippet for the code that I want to do Blob to Base64 string:
9 Answers
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Bootstrap select dropdown list placeholder
...o make a dropdown list that contains a placeholder. It doesn't seem to support placeholder="stuff" as other forms do. Is there a different way to obtain a placeholder in my dropdown?
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When to use reinterpret_cast?
...e static cast when the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
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What does map(&:name) mean in Ruby?
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It's shorthand for tags.map(&:name.to_proc).join(' ')
If foo is an object with a to_proc method, then you can pass it to a method as &foo, which will call foo.to_proc and use that as the method's block.
The Symbol#to_proc ...