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switch case statement error: case expressions must be constant expression
...expressions must be constant expression, it is constant I don't know what happened. Here's my code below:
8 Answers
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How do I space out the child elements of a StackPanel?
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Use Margin or Padding, applied to the scope within the container:
<StackPanel>
<StackPanel.Resources>
<Style TargetType="{x:Type TextBox}">
<Setter Property="Margin" Value="0,10,0,0"/>
</S...
Iterate over model instance field names and values in template
...chaelB Hmm. I have not been able to get "field.value" to work; the fields appear to be database fields, not the actual column data. I had to use a filter which called getattr(object, name). Which version of Django does that work for you?
– Dr. Ernie
Apr 1 '1...
What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...the kernel for it to be able to find the return address. Arg to register mapping is the same as for int $0x80. You should normally call into the vDSO instead of using sysenter directly. (See The Definitive Guide to Linux System Calls for info on linking and calling into the vDSO, and for more inf...
Maven dependency for Servlet 3.0 API?
...e provided in Tomcat. Only JSTL (if used) needs to be bundled with the web app.
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.0.1</version>
<scope>provided</scope>
</depend...
Close iOS Keyboard by touching anywhere using Swift
...e anywhere you like
extension UIViewController {
func hideKeyboardWhenTappedAround() {
let tap: UITapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(UIViewController.dismissKeyboard))
tap.cancelsTouchesInView = false
view.addGestureR...
Custom UITableViewCell from nib in Swift
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Your test project confirms it: I was able to make your app work fine after I set some auto layout constraints to your custom cell in your .xib file. Have a look at this video if you need to know more about Auto layout.
– Imanou Petit
Aug 28 ...
Eclipse error: 'Failed to create the Java Virtual Machine'
...VirtualMachines/jdk1.8.0_172.jdk/Contents/Home/bin/java" below "--launcher.appendVmargs" in eclipse.ini.
– clark yu
Mar 30 at 2:58
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PHP server on local machine?
... these days.
You simply run the command from the terminal:
cd path/to/your/app
php -S 127.0.0.1:8000
Then in your browser go to http://127.0.0.1:8000 and boom, your system should be up and running. (There must be an index.php or index.html file for this to work.)
You could also add a simple Router
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Get real path from URI, Android KitKat new storage access framework [duplicate]
...act.getDocumentId(uri);
final Uri contentUri = ContentUris.withAppendedId(
Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
return getDataColumn(context, contentUri, null, null);
}
// MediaProvider
else if (isM...