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Android: Create spinner programmatically from array
... (this, android.R.layout.simple_spinner_item,
spinnerArray); //selected item will look like a spinner set from XML
spinnerArrayAdapter.setDropDownViewResource(android.R.layout
.simple_spinner_dropdown_item);
spinner.setAdapter(spinnerA...
Tips for debugging .htaccess rewrite rules
... are using a shared hosting service and therefore don't have access to the root server configuration. They cannot avoid using .htaccess files for rewriting and cannot enable a RewriteLogLevel" as many respondents suggest. Also there are many .htaccess -specific pitfalls and constraints are are...
How to save an activity state using save instance state?
... usually use this technique to store instance values for your application (selections, unsaved text, etc.).
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How to implement custom JsonConverter in JSON.NET to deserialize a List of base class objects?
...o match a divierd class based on the class given to the serilaizer
/// Selected class will be the first class to match all properties in the json object.
/// </summary>
public class KnownTypeConverter : JsonConverter
{
public override bool CanConvert(Type objectType)
...
reformat in vim for a nice column layout
...
Great tip! Just adding, it works for visual selection too with :'<,'>!column -t
– freitass
Aug 23 '12 at 13:16
2
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req.body empty on posts
...
In Postman of the 3 options available for content type select "X-www-form-urlencoded" and it should work.
Also to get rid of error message replace:
app.use(bodyParser.urlencoded())
With:
app.use(bodyParser.urlencoded({
extended: true
}));
See https://github.com/expressjs/body...
How can I determine what font a browser is actually using to render some text?
...that, but Safari needs you to copy some text and investigate that.
First, select some text. In Firefox, the Page Inspector has a Fonts view:
This will also tell you if fonts were downloaded, and which style is used, such as Regular, ExtraLight, Italic, BoldItalic and all.
For Chrome, go into De...
How do I determine which iOS SDK I have?
...
The simplest why I found is to run this command line:
sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer
OR, if you have multiple XCode versions:
sudo xcode-select -switch /Applications/Xcode<version_number>.app/Contents/Developer
fastlane isn't able to success...
django : using select_related and get_object_or_404 together
Is there any way of using get_object_or_404 and select_related together or any other way to achieve the result of using these two together(except from putting it in try/except)??
...
How can I use Async with ForEach?
...ext db = new DataLayer.DataContext())
{
var tasks = db.Groups.ToList().Select(i => GetAdminsFromGroupAsync(i.Gid));
var results = await Task.WhenAll(tasks);
}
The benefits of this approach over giving an async delegate to ForEach are:
Error handling is more proper. Exceptions from asy...