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What is the Haskell response to Node.js?
... one processor (something not even built-in in Node.js). More details at http://journal.dedasys.com/2010/04/29/erlang-vs-node-js and Node.js or Erlang
...
What's the best way to set a single pixel in an HTML5 canvas?
...+")";
ctx.fillRect( x, y, 1, 1 );
You can test the speed of these here: http://jsperf.com/setting-canvas-pixel/9 or here https://www.measurethat.net/Benchmarks/Show/1664/1
I recommend testing against browsers you care about for maximum speed. As of July 2017, fillRect() is 5-6× faster on Firef...
Selecting an element in iFrame jQuery
...
Take a look at this post: http://praveenbattula.blogspot.com/2009/09/access-iframe-content-using-jquery.html
$("#iframeID").contents().find("[tokenid=" + token + "]").html();
Place your selector in the find method.
This may not be possible however...
How do I automatically update a timestamp in PostgreSQL
...change when the record is changed. This article explains it quite nicely:
http://www.revsys.com/blog/2006/aug/04/automatically-updating-a-timestamp-column-in-postgresql/
CREATE OR REPLACE FUNCTION update_modified_column()
RETURNS TRIGGER AS $$
BEGIN
NEW.modified = now();
RETURN NEW; ...
What is this CSS selector? [class*=“span”]
... for the end of a string. Here's a good reference for some CSS selectors: http://net.tutsplus.com/tutorials/html-css-techniques/the-30-css-selectors-you-must-memorize/
I'm only familiar with the bootstrap classes spanX where X is an integer, but if there were other selectors that ended in span, it...
nodeValue vs innerHTML and textContent. How to choose?
... document.getElementById('exampleId');
example.textContent = '<a href="https://google.com">google</a>';
output: <a href="http://google.com">google</a>
example.innerHTML = '<a href="https://google.com">google</a>';
output: google
You can see from the first exa...
Is multiplication and division using shift operators in C actually faster?
...s very difficult to do meaningfully, but we can look at a few facts. From http://www.penguin.cz/~literakl/intel/s.html#SAL and http://www.penguin.cz/~literakl/intel/i.html#IMUL we get an idea of x86 clock cycles needed for arithmetic shift and multiplication. Say we stick to "486" (the newest o...
What is pluginManagement in Maven's pom.xml?
...children have every right to override pluginManagement definitions.
From http://maven.apache.org/pom.html#Plugin%5FManagement
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Maven2 - problem with pluginManagement and parent-child relationship
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The OutputPath property is not set for this project
...
If you are using WiX look at this (there is a bug)
http://www.cnblogs.com/xixifusigao/archive/2012/03/20/2407651.html
Sometimes new build configurations get added to the .wixproj file further down the file, that is, separated from their sibling config definitions by other un...
Difference between double and single curly brace in angular JS?
.../div>
<!-- with some directives like `ngSrc` -->
<img ng-src="http://www.example.com/gallery/{{hash}}"/>
<!-- set the title attribute -->
<div ng-attr-title="{{celebrity.name}}">...
<!-- set a custom attribute for your custom directive -->
<div custom-directive...