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Design Patterns: Factory vs Factory method vs Abstract Factory
...vide hotels or / and provide tourist attraction packages. Now, when a user selects next, the website needs to decide what objects it needs to create. Should it only create the travel or hotel object too.
Now, if you envision adding another website to your portfolio, and you believe that the same co...
How to create REST URLs without verbs?
...e 301 redirects from the one you don't use
Do use query parameters for sub-selection of a resource; i.e. pagination, search queries
Do move stuff out of the URI that should be in an HTTP header or a body
(Note: I did not say "RESTful URI design"; URIs are essentially opaque in REST.)
General prin...
Threading in a PyQt application: Use Qt threads or Python threads?
...have you considered non-blocking I/O using Twisted or non-blocking sockets/select?
EDIT: more on threads
Python threads
Python's threads are system threads. However, Python uses a global interpreter lock (GIL) to ensure that the interpreter is only ever executing a certain size block of byte-code...
Browsers' default CSS for HTML elements
... monospace }
pre { white-space: pre }
button, textarea,
input, select { display: inline-block }
big { font-size: 1.17em }
small, sub, sup { font-size: .83em }
sub { vertical-align: sub }
sup { vertical-align: super }
table { border-spacing:...
Running a cron every 30 seconds
...
superb answer, should be the selected answer
– GuidedHacking
Feb 21 at 16:42
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scala vs java, performance and memory? [closed]
...ing where your Scala example only does it once after the Strings have been selected? I.e. they are optimised in different ways for different data sets?
– Seth
May 9 '12 at 1:53
...
Why am I merging “remote-tracking branch 'origin/develop' into develop”?
... following should do it:
git rebase @{u}
The above command tells Git to select all of the non-merge commits reachable from HEAD (the current commit), minus all the commits reachable from @{u} (which is shorthand for "the upstream branch", i.e., origin/master if HEAD is master), replay (cherry-pic...
How do I create a WPF Rounded Corner container?
...n. The extensions are VisiFire charting objects. The user pushes a button, selected from the list of buttons, to execute the desired chart.
' Create a ListBox of Buttons, one button for each MEF charting component.
For Each c As Lazy(Of ICharts, IDictionary(Of String, Object)) In ext.C...
iOS app error - Can't add self as subview
...ns a list of note objects. The note object has a content property in html. Select a note will go to the detail controller.
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
//get note object
DetailViewController *controller = [[DetailViewControlle...
Best practices for SQL varchar column length [closed]
...hen you need to worry about it and make them smaller. But if you only ever select 1 row from that table, then you can just make them all 255 and it won't matter.
See: What are the optimum varchar sizes for MySQL?
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