For a particular project, there was a need to embed some sort of barcode in a few business forms (sales order, invoice, etc), which are generated by SSRS (Microsoft’s reporting server). I decided to standardize on QR code because of the quick readability on smart phones, which will eventually be …
Here’s a method of redirecting http to https. Put the following in the directive, or in the .htaccess file in the root web directory: RewriteEngine on RewriteCond %{SERVER_PORT} !443 RewriteRule ^(.*)$ https://www.example.com/$1 [R=301,L]
Blocks are simply a way of creating callback code at the time of invocation. The structure is actually very similar to how typically I would create functions in Javascript. Take the following block example in Objective-C: int (^Multiply)(int, int) = ^(int num1, int num2) { return num1 * num2; }; …
I use cron a lot in conjunction with PHP to manage my jobs on the server. So, as many PHP programmers know, the lynx text-based browser is an invaluable tool. You may encounter a situation where you’ll need to feed data from one PHP file to another via GET or …
It’s important to note that in Javascript, when you set new variable to an existing array or object, the new variable will be a reference to the original array or object. So, if there are any changes to the original array or object, these will be reflected in the new …
Here’s a method of detecting which browser you’re using and whether you’re on a mobile or desktop platform: <script type=”text/javascript”> <!– var userAgent = navigator.userAgent || window.navigator.userAgent; var nav = navigator || window.navigator; var isDesktop = nav[‘platform’].match(/(Mac|Win|Linux)/) && !userAgent.match(/Android/); if (isDesktop) { alert(“You’re on a Desktop!”); }; –> </script> Need …
Here’s a method of generating a dynamic pivot of a dataset. It first generates the columns as a string (“[ColumnHeader0],[ColumnHeader1],[ColumnHeader2], …” format), builds a dynamic SQL string and executes it using the PIVOT expression. From the code below, the @cols variable is generated by using the FOR XML PATH expression. …
UPDATE 10-08-2012: Here’s a blog entry on how to determine if the device you’re on has touchevents enabled. Note that most Javascript libraries/frameworks should already have some sort of detection for this built in. My demo for using Cubiq.org’s SpinningWheel control stopped working on iOS6. The issue was that I …
Kind of a cool effect. Here’s an example: To get the image reflect on the bottom, I used the following CSS: -webkit-box-reflect: below 5px -webkit-gradient( linear, left top, left bottom, from(transparent), color-stop(0.75, transparent), to(rgba(255,255,255,0.3)) ); Here’s some other options: Basic -webkit-box-reflect: below; Offset -webkit-box-reflect: below 5px; Masking with Gradient -webkit-box-reflect: …
I had an issue in my iOS application at work where there was a long pause while the view for a QR reader was initializing. So I decided to use Cocoa’s Activity Indicator to try to give a better user experience. I would show the indicator before the view initialized …