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How to define optional methods in Swift protocol?
...g" talk (408) at WWDC, they talk about methods in the main protocol being "customization points" offered to conforming types. A required point of customization doesn't receive a definition in an extension; an optional point does. Methods on the protocol that generally should not be customized are wh...
Handle spring security authentication exceptions with @ExceptionHandler
... controllers but it does not work for exceptions thrown by spring security custom filters because they run before the controller methods are invoked.
...
Change “on” color of a Switch
... image, which has some empty space around it. However, when I attempted to customize the track image using this technique, my switch appeared to have a height of 1 pixel with just a sliver of the on/off text appearing. There must be a solution for that, but I haven't found it yet...
Update for Andr...
How to parse XML to R data frame
...e:
require(XML)
data <- xmlParse("http://forecast.weather.gov/MapClick.php?lat=29.803&lon=-82.411&FcstType=digitalDWML")
xml_data <- xmlToList(data)
In the case of your example data, getting location and start time is fairly straightforward:
location <- as.list(xml_data[["data"...
difference between variables inside and outside of __init__()
...s if you don't create them in __init__().
– too much php
Oct 8 '09 at 11:43
3
@too much php: All ...
How to set background color of an Activity to white programmatically?
...
I prefer coloring by theme
<style name="CustomTheme" parent="android:Theme.Light">
<item name="android:windowBackground">@color/custom_theme_color</item>
<item name="android:colorBackground">@color/custom_theme_color</item>
</s...
Sorting an ArrayList of objects using a custom sorting order
I am looking to implement a sort feature for my address book application.
11 Answers
1...
Setting Vim whitespace preferences by filetype
... I needed to append expandtab at least for ruby, see answer by 'too much php' here
– Michael Durrant
May 21 '19 at 13:56
add a comment
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How do I serialize a C# anonymous type to a JSON string?
...es, Late-bound objects including anonymous types, etc.
Basic Example
var customer = new Customer { Name="Joe Bloggs", Age=31 };
var json = customer.ToJson();
var fromJson = json.FromJson<Customer>();
Note: Only use Microsofts JavaScriptSerializer if performance is not important to you as ...
Stop Excel from automatically converting certain text values to dates
...
In my MySQL query (for CSV output through PHP), I used CONCAT('\t', column_name). Also did the trick. Thanks!
– Just Plain High
Jun 24 '16 at 14:39
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