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Keeping ASP.NET Session Open / Alive
... null,
function(data) {
//$("#heartbeat").show().fadeOut(1000); // just a little "red flash" in the corner :)
setHeartbeat();
},
"json"
);
}
Session handler can be as simple as:
public class SessionHeartbeatHttpHandler : IHttpHandler, IRequ...
Convert one date format into another in PHP
...
PekkaPekka
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Flask vs webapp2 for Google App Engine
...
Disclaimer: I'm the author of tipfy and webapp2.
A big advantage of sticking with webapp (or its natural evolution, webapp2) is that you don't have to create your own versions for existing SDK handlers for your framework of your choice.
For example, deferred uses a webapp handle...
Why in Java 8 split sometimes removes empty strings at start of result array?
... Pattern.split in Java 7 and Java 8, we observe the following clause being added:
When there is a positive-width match at the beginning of the input sequence then an empty leading substring is included at the beginning of the resulting array. A zero-width match at the beginning however never pro...
Calculate text width with JavaScript
...ributes that you are trying to measure, put your string in the DIV, then read the current width and height of the DIV. It will stretch to fit the contents and the size will be within a few pixels of the string rendered size.
var fontSize = 12;
var test = document.getElementById("Test");
test....
Can you set a border opacity in CSS?
...{
border: 1px solid rgba(255, 0, 0, .5);
-webkit-background-clip: padding-box; /* for Safari */
background-clip: padding-box; /* for IE9+, Firefox 4+, Opera, Chrome */
}
The problem with this approach is that some browsers do not understand the rgba format and will not display any bord...
Black transparent overlay on image hover with only CSS?
I'm trying to add a transparent black overlay to an image whenever the mouse is hovering over the image with only CSS. Is this possible? I tried this:
...
How do I keep two side-by-side divs the same height?
... display: flex; /* equal height of the children */
}
.col {
flex: 1; /* additionally, equal width */
padding: 1em;
border: solid;
}
<div class="row">
<div class="col">Lorem ipsum dolor sit amet, consectetur adipisicing elit.</div>
<div class="col">Lorem ipsum d...
Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
...t have an answer to this. Where do I set default_url_options ? I've already set it for config.action_mailer.default_url_options to solve this same bug elsewhere, but now I'm getting this error when trying to use a URL helper inside an RSpec spec. I have no idea where it's expecting default_url...
Is there a way to stop Google Analytics counting development work as hits?
I have added the JavaScript that I need to the bottom of my pages so that I can make use of Google Analytics. Only problem is that I am sure that it is counting all my development work as hits. Seeing as I probably see some of those pages a hundred times a day it will really skew my readings. Is the...