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How to send a message to a particular client with socket.io
...e you just have to
Server Side:
io.sockets.in('user1@example.com').emit('new_msg', {msg: 'hello'});
The last thing left to do on the client side is listen to the "new_msg" event.
Client Side:
socket.on("new_msg", function(data) {
alert(data.msg);
}
I hope you get the idea.
...
What is the best way to implement a “timer”? [duplicate]
...Timer class.
public static void Main()
{
System.Timers.Timer aTimer = new System.Timers.Timer();
aTimer.Elapsed += new ElapsedEventHandler(OnTimedEvent);
aTimer.Interval = 5000;
aTimer.Enabled = true;
Console.WriteLine("Press \'q\' to quit the sample.");
while(Console.Read(...
Are single quotes allowed in HTML?
...
This is similar to When did single quotes in HTML become so popular?. Single quotes around attributes in HTML are and always have been permitted by the specification. I don't think any browsers wouldn't understand them.
...
How do I get the collection of Model State Errors in ASP.NET MVC?
...AllErrors(this HtmlHelper helper, String key) {
StringBuilder sb = new StringBuilder();
if (helper.ViewData.ModelState[key] != null) {
foreach (var e in helper.ViewData.ModelState[key].Errors) {
TagBuilder div = new TagBuilder("div");
div.M...
Is there a unique Android device ID?
...solver(), android.provider.Settings.Secure.ANDROID_ID);
UUID deviceUuid = new UUID(androidId.hashCode(), ((long)tmDevice.hashCode() << 32) | tmSerial.hashCode());
String deviceId = deviceUuid.toString();
might result in something like: 00000000-54b3-e7c7-0000-000046bffd97
It works well enoug...
How to customize a Spinner in Android
...996","1997","1998","1998"};
ArrayAdapter<CharSequence> langAdapter = new ArrayAdapter<CharSequence>(getActivity(), R.layout.spinner_text, years );
langAdapter.setDropDownViewResource(R.layout.simple_spinner_dropdown);
mSpinner5.setAdapter(langAdapter);
In layout folder create R.layout...
Connecting to remote URL which requires authentication using Java
...ault authenticator for http requests like this:
Authenticator.setDefault (new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication ("username", "password".toCharArray());
}
});
Also, if you require more flexibility, you...
How to increment a pointer address and pointer's value?
...l = function(e) {
var $elem = $('.new-login-left'),
doc
How to enable cURL in PHP / XAMPP
...necessary.
– Nelson
Jan 15 '12 at 2:51
3
+1 to @Nelson. The post install /looks/ like it does a r...
jquery change class name
...s of what it was) by using .attr(), like this:
$("#td_id").attr('class', 'newClass');
If you want to add a class, use .addclass() instead, like this:
$("#td_id").addClass('newClass');
Or a short way to swap classes using .toggleClass():
$("#td_id").toggleClass('change_me newClass');
Here's ...