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How do I clear all options in a dropdown box?
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It depends on the context. In a web application, the readability a hundred lines of $("#droplist").empty(); type code compared to thousands of lines of vanilla JS make it well worth the addition of jQuery. If we're talking markup/cosmetics for a simple webpage,...
pythonw.exe or python.exe?
...e window. To prevent this I have to double-click the file name to open the app. Only then do I see just the GUI and no console.
– Luther
Jul 28 at 6:54
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ImportError: Cannot import name X
...ally produces a tree of one-way dependencies and this is normally the best approach. But there are exceptions to this. C++ classes certainly can refer to one another circularly. (Although it is impossible for them to be composed of one another.) Without forward-declaration, this is a problem in Pyth...
Exposing database IDs - security risk?
...fiers. On the other hand, it would be extremely burdensome to design a web application without exposing them at all. Thus, it's important to understand the risks and take care to address them.
The first danger is what OWASP called "insecure direct object references." If someone discovers the id of a...
HttpUtility does not exist in the current context
I get this error when compiling a C# application. Looks like a trivial error, but I can't get around it.
10 Answers
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Custom dealloc and ARC (Objective-C)
In my little iPad app I have a "switch language" function that uses an observer. Every view controller registers itself with my observer during its viewDidLoad: .
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npm can't find package.json
...f some example: npm's express 2.5.8 that I've downloaded, but all of the apps throw the same error:
25 Answers
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How to call a SOAP web service on Android [closed]
...could suggest the best alternative to calling web services with an Android App. Once people find this question and read it, that's what most of them will be looking for.
– MGOwen
Dec 22 '09 at 3:55
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Multiple HttpPost method in Web API controller
... add like this it gives me an error ------------ namespace ImageDownloadApplication.Controllers { public class FrontModel { public string skus { get; set; } } [ActionName("ProductController")] public class ProductController : ApiController { // GET: api/Ne...
Turning a string into a Uri in Android
... Of course if there are any spaces in the string you pass in your app will barf all over the place if you launch an Intent with this Uri.
– Christopher Perry
Aug 9 '13 at 22:08
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