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Use the XmlInclude or SoapInclude attribute to specify types that are not known statically
...ode cleaner code.
public abstract class XmlBaseClass
{
public virtual string Serialize()
{
this.SerializeValidation();
XmlSerializerNamespaces XmlNamespaces = new XmlSerializerNamespaces(new[] { XmlQualifiedName.Empty });
XmlWriterSettings XmlSettings = new XmlWriterSettings
...
Maximum size of an Array in Javascript
...3e7 takes 1300ms, which is pretty bad
x=4e7 takes 11000ms and allocates an extra 2.5GB of memory
So around 30 million elements is a hard upper limit, because the javascript VM falls off a cliff at 40 million elements and will probably crash the process.
...
Logical XOR operator in C++?
...!= !B implements the proper XOR in that regard.
But if you care about the extra sequence point though, neither != nor bitwise ^ is the proper way to implement XOR. One possible way to do XOR(a, b) correctly might look as follows
a ? !b : b
This is actually as close as you can get to making a hom...
How do I output text without a newline in PowerShell?
...our case (since you're providing informative output to the user), create a string that you can use to append output. When it's time to output it, just output the string.
Ignoring of course that this example is silly in your case but useful in concept:
$output = "Enabling feature XYZ......."
Enable...
Django template how to look up a dictionary value with a variable
...mita's answer, the dictionary passed into the function is in the form of a string, so perhaps use ast.literal_eval to convert the string to a dictionary first, like in this example.
With this edit, the code should look like this:
# code for custom template tag
@register.filter(name='lookup')
def loo...
Set Viewbag before Redirect
...ata["shortMessage"] content
ViewBag.Message = TempData["shortMessage"].ToString();
return View();
}
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Is there any way to specify a suggested filename when using data: URI?
... var link = document.createElement('a');
if (typeof link.download === 'string') {
link.href = uri;
link.download = filename;
//Firefox requires the link to be in the body
document.body.appendChild(link);
//simulate click
link.click();
//remove the lin...
How to configure socket connect timeout
... timeout.</param>
public static void Connect(this Socket socket, string host, int port, TimeSpan timeout)
{
AsyncConnect(socket, (s, a, o) => s.BeginConnect(host, port, a, o), timeout);
}
/// <summary>
/// Connects the specified socket.
/// </summar...
Is there a difference between “throw” and “throw ex”?
...hrow doesn't - the original offender would be preserved.
static void Main(string[] args)
{
try
{
Method2();
}
catch (Exception ex)
{
Console.Write(ex.StackTrace.ToString());
Console.ReadKey();
}
}
private static void Method2()
{
try
{
...
How to test an SQL Update statement before running it?
...s a repeat of other answers, but it has some emotional support to take the extra step for testing update :D
For testing update, hash # is your friend.
If you have an update statement like:
UPDATE
wp_history
SET history_by="admin"
WHERE
history_ip LIKE '123%'
You hash UPDATE and SET out for tes...