I gave a talk some time ago to the Google Users Group in Dublin about how to go about coding up the the integration of paypal redirect payments into a Google App Application with python, if anybody’s intersted the talk slides are here: Hooking up GAE & Paypal.pdf In summary its possible and […]
If you are trying to use a cheeky file static or global variable while eagerly developing your C++/CLI software you will probably encounter the following error: “C3145, global or static variable may not have managed type” At this point you remember that this isn’t really C++ but a crazy non-standard extension to C++! […]
Q: How can I stop BitmapImage, in .NET Windows Presentation Foundation (WPF) from locking the source image file? A: By default BitmapInfo seems to lock the source image file so that you can use the bitmapinfo object and modify or delete the source file at the same (or similar) time. For example, this C# […]
.NET’s Threading module isn’t the best, it has the look of a model that was designed by the type of software people who like to keep practical multi-threading a good long arm’s length away. It’s workable but sometimes it requires that you jump through hoops to do simple everyday things with threads – like updating […]
In WPF when you try to assign a bitmap to a property that’s bound to a UI element from a worker thread you may get the following error: “Must create DependencySource on same Thread as the DependencyObject” A simple way around this problem without having to jump through hoops and dispatch to the […]
Q: I have created a new skins folder beside my default theme’s skin folder, and placed some images that I want to override into an images sub folder. I have changed the ‘Skin (Images / CSS)’ setting in System -> Configuration -> Design -> Themes to point to my new skins, I have cleared the […]
A Google App Engine cloud application that we have been involved in developing suddenly started getting snowed under by a storm of GAE’s most excellent DeadlineExceededError exceptions. The app never really suffered from this before (unless a rogue task actually took too long that is) but suddenly these errors started happening on a huge […]
If you get the following error when using devel’s dvm() in drupal 7 (or indeed, if you see it when not using dvm()): Notice: Undefined variable: output in drupal_var_export() Then try putting this line into you settings.php file: ini_set(‘error_reporting’, ‘E_ALL ^ E_NOTICE’); It worked for us – thanks to citytree for the […]
The method for Programmatically setting a link field value (see the Link module) in drupal 7 is slightly different from how it was set it in drupal 6. Here is some code for creating a new node and setting its link field (called field_url): $node = new stdClass(); $node->type = ‘website’; node_object_prepare($node); $node->title = […]
Here’s a decent article that I found about programmatically creating content in drupal 7: www.group42.ca/creating_and_updating_nodes_programmatically_in_drupal_7