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android edittext onchange listener
...d afterTextChanged(Editable arg0) {
new SearchTask().execute(seq.toString().trim());
}
});
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\r\n, \r and \n what is the difference between them? [duplicate]
I need to ask about the difference in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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How to copy data to clipboard in C#
How can I copy a string (e.g "hello") to the System Clipboard in C#, so next time I press CTRL+V I'll get "hello"?
5 Answ...
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
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I fixed this issue by correcting my jdbc string.
For example, the correct jdbc string should be...
jdbc:oracle:thin:@myserver:1521/XE
But the jdbs string I was using is ...
jdbc:oracle:thin:@myserver:1521:XE
(Note: between 1521 and XE should be a /)
This b...
C# Sortable collection which allows duplicate keys
...
[TestMethod()]
public void SortTest()
{
TupleList<int, string> list = new TupleList<int, string>();
list.Add(1, "cat");
list.Add(1, "car");
list.Add(2, "dog");
list.Add(2, "door");
list.Add(3, "elephant");
list.Add(1, "coco...
When tracing out variables in the console, How to create a new line?
...
In ES6/ES2015 you can use string literal syntax called template literals. Template strings use backtick character instead of single quote ' or double quote marks ". They also preserve new line and tab
const roleName = 'test1';
const role_ID = 't...
How to get parameters from the URL with JSP
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In a GET request, the request parameters are taken from the query string (the data following the question mark on the URL). For example, the URL http://hostname.com?p1=v1&p2=v2 contains two request parameters - - p1 and p2. In a POST request, the request parameters are taken from both q...
How to check if a file exists in Go?
...xists reports whether the named file or directory exists.
func Exists(name string) bool {
if _, err := os.Stat(name); err != nil {
if os.IsNotExist(err) {
return false
}
}
return true
}
The example is extracted from here.
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What's valid and what's not in a URI query?
...= *( pchar / "/" / "?" )
Thus commas are explicitly allowed within query strings and only need to be escaped in data if specific schemes define it as a delimiter. The HTTP scheme doesn't use the comma or semi-colon as a delimiter in query strings, so they don't need to be escaped. Whether browsers...
How do I get the logfile from an Android device?
...eDateFormat df = new SimpleDateFormat("yyyy-MM-dd", Locale.ITALY);
String fullName = df.format(datum)+"appLog.log";
File file = new File (Environment.getExternalStorageDirectory(), fullName);
//clears a file
if(file.exists()){
file.delete();
}
...