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Does JSON syntax allow duplicate keys in an object?
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From the standard (p. ii):
It is expected that other standards will refer to this one, strictly adhering to the JSON text format, while
imposing restrictions on various encoding details. Such standards may require specific behavi...
var self = this?
Using instance methods as callbacks for event handlers changes the scope of this from "My instance" to "Whatever just called the callback" . So my code looks like this
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Set width of a “Position: fixed” div relative to parent div
...t to look into a javascript solution for browsers that you need to support and that don´t support width:inherit
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Any way to replace characters on Swift String?
...n history.
You have a couple of options. You can do as @jaumard suggested and use replacingOccurrences()
let aString = "This is my string"
let newString = aString.replacingOccurrences(of: " ", with: "+", options: .literal, range: nil)
And as noted by @cprcrack below, the options and range parame...
What's the effect of adding 'return false' to a click event listener?
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The return value of an event handler determines whether or not the default browser behaviour should take place as well. In the case of clicking on links, this would be following the link, but the difference is most noticeable in form submit handlers, whe...
How do you append to a file in Python?
...ight think to forget it when the code has multiple exit points, exceptions and so on.
– Petter
Jun 13 '13 at 17:37
59
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How do I call the default deserializer from a custom deserializer in Jackson
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As StaxMan already suggested you can do this by writing a BeanDeserializerModifier and registering it via SimpleModule. The following example should work:
public class UserEventDeserializer extends StdDeserializer<User> implements ResolvableDeserializer
{
private static final...
How can I sort a dictionary by key?
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Standard Python dictionaries are unordered. Even if you sorted the (key,value) pairs, you wouldn't be able to store them in a dict in a way that would preserve the ordering.
The easiest way is to use OrderedDict, which remembe...
How to count the number of files in a directory using Python
...fficient than using glob.glob. To test if a filename is an ordinary file (and not a directory or other entity), use os.path.isfile():
import os, os.path
# simple version for working with CWD
print len([name for name in os.listdir('.') if os.path.isfile(name)])
# path joining version for other pa...
CSS3 Rotate Animation
... notes on your code:
You've nested the keyframes inside the .image rule, and that's incorrect
float:left won't work on absolutely positioned elements
Have a look at caniuse: IE10 doesn't need the -ms- prefix
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