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Ruby on Rails patterns - decorator vs presenter
... presenters are almost always related to view-like functionality.
Draper site
RailsCasts Draper Episode
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How do I syntax check a Bash script without running it?
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Time changes everything. Here is a web site which provide online syntax checking for shell script.
I found it is very powerful detecting common errors.
About ShellCheck
ShellCheck is a static analysis and linting tool for sh/bash scripts. It's mainly focused ...
How to set environment variable for everyone under my linux system?
...variables. The best you can do is arrange for any specific shell to have a site-specific initialization.
If you put it in /etc/profile, that will take care of things for most posix-compatible shell users. This is probably "good enough" for non-critical purposes.
But anyone with a csh or tcsh shell...
Most popular screen sizes/resolutions on Android phones [closed]
I understand that Android's developer site provides information on this topic. I have already read the following three pages:
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How to use the new affix plugin in twitter's bootstrap 2.1.0?
...op }
});
The advantage here is that you can change the layout of your site without needing to update the data-offset-top attribute. Since this uses the actual computed position of the element, it also prevents inconsistencies with browsers that render the element at a slightly different positio...
Center Oversized Image in Div
...er">
<img class="imageItself" src="http://www.fiorieconfetti.com/sites/default/files/styles/product_thumbnail__300x360_/public/fiore_viola%20-%202.jpg" />
</div>
</div>
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How do I simulate a low bandwidth, high latency environment?
...ection to a server in order to emulate the conditions of a VPN at a remote site. The bandwidth and latency should be tweakable so I can discover the best combination in order to run our software package.
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How do you UrlEncode without using System.Web?
I am trying to write a windows client application that calls a web site for data. To keep the install to a minimum I am trying only use dlls in the .NET Framework Client Profile . Trouble is that I need to UrlEncode some parameters, is there an easy way to do this without importing System.Web.dll w...
CSS image resize percentage of itself?
...w quite by accident while designing my first large-scale responsive design site.
<div class="wrapper">
<div class="box">
<img src="/logo.png" alt="">
</div>
</div>
.wrapper { position:relative; overflow:hidden; }
.box { float:left; } //Note: 'float:right' wou...
Event listener for when element becomes visible?
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I had this same problem and created a jQuery plugin to solve it for our site.
https://github.com/shaunbowe/jquery.visibilityChanged
Here is how you would use it based on your example:
$('#contentDiv').visibilityChanged(function(element, visible) {
alert("do something");
});
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