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How to send a JSON object over Request with Android?
... exactly the server wants, consider writing a test program to send various strings to the server until you know what format it needs to be in.
int TIMEOUT_MILLISEC = 10000; // = 10 seconds
String postMessage="{}"; //HERE_YOUR_POST_STRING.
HttpParams httpParams = new BasicHttpParams();
HttpConnecti...
@RequestParam vs @PathVariable
...equest, the values for param1 and param2 can be accessed as below:
public String getDetails(
@RequestParam(value="param1", required=true) String param1,
@RequestParam(value="param2", required=false) String param2){
...
}
The following are the list of parameters supported by the @Reque...
In MVC, how do I return a string result?
In my AJAX call, I want to return a string value back to the calling page.
6 Answers
6...
How to convert / cast long to String?
...
See the reference documentation for the String class: String s = String.valueOf(date);
If your Long might be null and you don't want to get a 4-letter "null" string, you might use Objects.toString, like: String s = Objects.toString(date, null);
EDIT:
You rever...
Check if a string contains an element from a list (of strings)
...With LINQ, and using C# (I don't know VB much these days):
bool b = listOfStrings.Any(s=>myString.Contains(s));
or (shorter and more efficient, but arguably less clear):
bool b = listOfStrings.Any(myString.Contains);
If you were testing equality, it would be worth looking at HashSet etc, bu...
Most efficient way to concatenate strings in JavaScript?
...loop that has many iterations, and in each iteration, I am creating a huge string with many += operators. Is there a more efficient way to create a string? I was thinking about creating a dynamic array where I keep adding strings to it and then do a join. Can anyone explain and give an example of ...
Convert a list of characters into a string
...
Use the join method of the empty string to join all of the strings together with the empty string in between, like so:
>>> a = ['a', 'b', 'c', 'd']
>>> ''.join(a)
'abcd'
...
How do I pass a unique_ptr argument to a constructor or a function?
...rectly in the place of p, but then accessing it each time would involve an extra level of indirection); hence the difference with mode 1 argument passing is minimal. In fact using that mode, the argument could have served directly as local variable, thus avoiding that initial move; this is just an i...
What is the Swift equivalent of -[NSObject description]?
...
To implement this on a Swift type you must implement the CustomStringConvertible protocol and then also implement a string property called description.
For example:
class MyClass: CustomStringConvertible {
let foo = 42
var description: String {
return "<\(type(of: s...
Troubleshooting “Illegal mix of collations” error in mysql
...
This is generally caused by comparing two strings of incompatible collation or by attempting to select data of different collation into a combined column.
The clause COLLATE allows you to specify the collation used in the query.
For example, the following WHERE cla...