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The 'Access-Control-Allow-Origin' header contains multiple values
...API application on the server side. As the client is hosted on a different domain as the server, I need CORS. It works for $http.post(url, data). But as soon as I authenticate the user and make a request via $http.get(url), I get the message
...
“From View Controller” disappears using UIViewControllerContextTransitioning
...al to inspect the view hierarchy after the screen goes black. The key UIWindow is completely empty – no view hierarchy at all!
I played around a bit and it looks like there is an easy workaround, for simple cases. You can just re-add the toViewController's view as a subview of the key window's:...
Declaring abstract method in TypeScript
...ract method was to throw an error if anyone used it. You shouldn't need to do this any more once TypeScript 1.6 lands in your project:
class Animal {
constructor(public name) { }
makeSound(input : string) : string {
throw new Error('This method is abstract');
}
move(meters) ...
Are multiple `.gitignore`s frowned on?
...ore in the top directory of your project ignores generated programs, while Documentation/.gitignore ignores generated documentation.
Ignore given files only in given (sub)directory (you can use /sub/foo in .gitignore, though).
Please remember that patterns in .gitignore file apply recursively to t...
Add text to Existing PDF using Python
...ext added to, then use output.addPage() to add the modified pages to a new document
This works well for simple text additions. See PyPDF's sample for watermarking a document.
Here is some code to answer the question below:
packet = StringIO.StringIO()
can = canvas.Canvas(packet, pagesize=letter...
Disable Required validation attribute under certain circumstances
... controller actions. I am wondering this because on one of my edit forms I do not require the user to enter values for fields that they have already specified previously. However I then implement logic that when they enter a value it uses some special logic to update the model, such as hashing a val...
Generate a random date between two other dates
How would I generate a random date that has to be between two other given dates?
26 Answers
...
How can I echo HTML in PHP?
...ho
if(condition){
echo "HTML here";
}
With echos, if you wish to use double quotes in your HTML you must use single quote echos like so:
echo '<input type="text">';
Or you can escape them like so:
echo "<input type=\"text\">";
3. Heredocs
4. Nowdocs (as of PHP 5.3.0)
Template eng...
Random record in ActiveRecord
I'm in need of getting a random record from a table via ActiveRecord. I've followed the example from Jamis Buck from 2006 .
...
Error type 3 Error: Activity class {} does not exist
...t I successfully imported to Android Studio 0.4.0. It works perfectly if I don't change anything in manifest. However, when I want to change the launcher activity and run, it fails with this error:
...