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How do I get the current username in .NET using C#?
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string userName = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
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How do I change the text of a span element using JavaScript?
... then setting innerHTML might be acceptable:
// * Fine for hardcoded text strings like this one or strings you otherwise
// control.
// * Not OK for user-supplied input or strings you don't control unless
// you know what you are doing and have sanitized the string first.
document.getElementBy...
Converting array to list in Java
...have a truly immutable list in Java 9 and 10.
Truly Immutable list
Java 9:
String[] objects = {"Apple", "Ball", "Cat"};
List<String> objectList = List.of(objects);
Java 10 (Truly Immutable list):
We can use List.of introduced in Java 9. Also other ways:
List.copyOf(Arrays.asList(integers))
A...
Multiple queries executed in java in single statement
...s, and no. Any other value is rejected at runtime with an SQLException.
String dbUrl = "jdbc:mysql:///test?allowMultiQueries=true";
Unless such instruction is passed, an SQLException is thrown.
You have to use execute( String sql ) or its other variants to fetch results of the query executio...
What are the differences between a HashMap and a Hashtable in Java?
...shMap better for non-threaded applications, as unsynchronized Objects typically perform better than synchronized ones.
Hashtable does not allow null keys or values. HashMap allows one null key and any number of null values.
One of HashMap's subclasses is LinkedHashMap, so in the event that you'd wa...
inline conditionals in angular.js
... way to escape "<" and ">" so that tags can be output as part of the string?
– user1469779
Jan 9 '13 at 21:16
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Select a Dictionary with LINQ
... and value.
class SomeObject
{
public int ID { get; set; }
public string Name { get; set; }
}
SomeObject[] objects = new SomeObject[]
{
new SomeObject { ID = 1, Name = "Hello" },
new SomeObject { ID = 2, Name = "World" }
};
Dictionary<int, string> objectDictionary = objects....
MVC 4 Razor File Upload
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Clarifying it.
Model:
public class ContactUsModel
{
public string FirstName { get; set; }
public string LastName { get; set; }
public string Email { get; set; }
public string Phone { get; set; }
public HttpP...
How to use ? : if statements with Razor and inline code blocks
... If you need to display the value of a property (including a string) rather than calling ToString() - Which didn't work in my case. You can do this @(condition ? $"{foo.bar}" : "Default")
– Dan Harris
Feb 6 '18 at 16:18
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How to get the name of a class without the package?
...name of the underlying class as given in the source code. Returns an empty string if the underlying class is anonymous.
The simple name of an array is the simple name of the component type with "[]" appended. In particular the simple name of an array whose component type is anonymous is "[]".
It is...