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JavaScript seconds to time string with format hh:mm:ss
...onvert a duration of time, i.e., number of seconds to colon-separated time string (hh:mm:ss)
43 Answers
...
Practical example where Tuple can be used in .Net 4.0?
...ement a currency exchange mapping:
var forex = new Dictionary<Tuple<string, string>, decimal>();
forex.Add(Tuple.Create("USD", "EUR"), 0.74850m); // 1 USD = 0.74850 EUR
forex.Add(Tuple.Create("USD", "GBP"), 0.64128m);
forex.Add(Tuple.Create("EUR", "USD"), 1.33635m);
forex.Add(Tuple.Crea...
Application auto build versioning
...o linker (go tool link) has an option to set the value of an uninitialised string variable:
-X importpath.name=value
Set the value of the string variable in importpath named name to
value.
Note that before Go 1.5 this option took two separate arguments.
Now it takes one argume...
C# DropDownList with a Dictionary as DataSource
...eField of DropDownList using "Key" and "Value" texts :
Dictionary<string, string> list = new Dictionary<string, string>();
list.Add("item 1", "Item 1");
list.Add("item 2", "Item 2");
list.Add("item 3", "Item 3");
list.Add("item 4", "Item 4");
ddl.DataSource = l...
How to check for Is not Null And Is not Empty string in SQL server?
... Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answers
...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
... and suggestions for how to deal with them.
$username = mysql_real_escape_string($_POST['username']);
$password = $_POST['password'];
$result = mysql_query("SELECT * FROM Users WHERE UserName LIKE '$username'");
if($result === FALSE) {
die(mysql_error()); // TODO: better error handling
}
whi...
What is a Manifest in Scala and when do you need it?
...tic type of a collection. For example, what if you wanted to treat a List[String] differently from other types of a List:
def foo[T](x: List[T])(implicit m: Manifest[T]) = {
if (m <:< manifest[String])
println("Hey, this list is full of strings")
else
println("Non-string...
How can I find a specific element in a List?
...ter and setter methods (as you might be used to from Java), write
private string _id;
public string Id
{
get
{
return _id;
}
set
{
_id = value;
}
}
value is a contextual keyword known only in the set accessor. It represents the value assigned to the propert...
Get all column names of a DataTable into string array using (LINQ/Predicate)
...
Try this (LINQ method syntax):
string[] columnNames = dt.Columns.Cast<DataColumn>()
.Select(x => x.ColumnName)
.ToArray();
or in LINQ Query syntax:
string[] columnNames = (fr...
How to pass html string to webview on android
...sing xml and then loading it to web view, after parsing I am creating four strings so that I could append all string to one view. I am able to get two views on the web view but not the first two strings.
...