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Are there strongly-typed collections in Objective-C?
...will generate compiler warnings if there is a type mismatch.
NSArray<NSString*>* arr = @[@"str"];
NSString* string = [arr objectAtIndex:0];
NSNumber* number = [arr objectAtIndex:0]; // Warning: Incompatible pointer types initializing 'NSNumber *' with an expression of type 'NSString *'
And...
Nesting await in Parallel.ForEach
...can Post() each id to the TransformBlock.
In code:
var ids = new List<string> { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10" };
var getCustomerBlock = new TransformBlock<string, Customer>(
async i =>
{
ICustomerRepo repo = new CustomerRepo();
return awa...
How can I parse a local JSON file from assets folder into a ListView?
...rom your assests file using below code.
and then you can simply read this string return by this function as
public String loadJSONFromAsset() {
String json = null;
try {
InputStream is = getActivity().getAssets().open("yourfilename.json");
int size = is.available();
...
Android notification is not showing
...ome obsoletes
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
{
String channelId = "Your_channel_id";
NotificationChannel channel = new NotificationChannel(
channelId,
"Channel human readable title",
...
Hidden Features of MySQL
...
Binary Protocol:
MySQL 4.1 introduced a binary protocol that allows non-string data values to be sent
and returned in native format without conversion to and from string format. (Very usefull)
Aside, mysql_real_query() is faster than mysql_query() because it does not call strlen()
to opera...
Handling a Menu Item Click Event - Android
...ctivity
android:name=".MyActivity"
android:label="@string/app_name" >
</activity>
I hope it will help you.
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LINQPad [extension] methods [closed]
...g
Disassemble() disassembles any method to IL, returning the output in a string:
typeof (Uri).GetMethod ("GetHashCode").Disassemble().Dump();
In addition to those two extension methods, there are some useful static methods in LINQPad.Util. These are documented in autocompletion, and include:
...
Get users by name property using Firebase
...or (DataSnapshot datas : dataSnapshot.getChildren()) {
String name=datas.child("name").getValue().toString();
}
}
@Override
public void onCancelled(DatabaseError databaseError) {
}
});
Using Firebase in Javascri...
Writing/outputting HTML strings unescaped
...
Supposing your content is inside a string named mystring...
You can use:
@Html.Raw(mystring)
Alternatively you can convert your string to HtmlString or any other type that implements IHtmlString in model or directly inline and use regular @:
@{ var myHtml...
Update Row if it Exists Else Insert Logic with Entity Framework
...pouse.
public class Person
{
public int Id { get; set; }
public string FirstName { get; set; }
public string LastName { get; set; }
public string MiddleName { get; set; }
public int Age { get; set; }
public int DocumentId {get; set;}
public virtual ICollection<...