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How to send a custom http status message in node / express?
...'User already exists.');
Handle at Client side
Angular:-
$http().....
.error(function(data, status) {
console.error('Repos error', status, data);//"Repos error" 500 "User already exists."
});
jQuery:-
$.ajax({
type: "post",
url: url,
success: function (data, text) {
},
e...
try {} without catch {} possible in JavaScript?
I have a number of functions which either return something or throw an error. In a main function, I call each of these, and would like to return the value returned by each function, or go on to the second function if the first functions throws an error.
...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...m trying to select data from a MySQL table, but I get one of the following error messages:
31 Answers
...
set up device for development (???????????? no permissions)
..., ATTRS{idVendor}=="0e79", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="0502", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="0b05", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="413c", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="0489", MODE="0666"
SUBSYSTEM=="usb", ATTRS{idVendor}=="091e"...
Use ASP.NET MVC validation with jquery ajax?
...ata.ModelState;
if (!modelState.IsValid)
{
var errorModel =
from x in modelState.Keys
where modelState[x].Errors.Count > 0
select new
{
key = x,
...
Error handling in getJSON calls
How can you handle errors in a getJSON call? Im trying to reference a cross-domain script service using jsonp, how do you register an error method?
...
Function pointers, Closures, and Lambda
...mp;LessThan;
BOOL LessThan(int i) {
return i < lessThan; // compile error - lessThan is not in scope
}
though I could define a function pointer that takes 2 arguments:
int lessThan = 100;
BOOL (*lessThanTest)(int, int);
lessThanTest = &LessThan;
lessThanTest(99, lessThan); // returns ...
Cross browser JavaScript (not jQuery…) scroll to top animation
...
This throws an error in latest Chrome Uncaught TypeError: Failed to execute 'scroll' on 'Window': No function was found that matched the signature provided.
– rorymorris89
Sep 19 '17 at 11:18
...
Will the base class constructor be automatically called?
...ntract]
public abstract class DataModelBase : INotifyPropertyChanged, IDataErrorInfo {
#region Properties
[IgnoreDataMember]
public object Self {
get { return this; }
//only here to trigger change
set { OnPropertyChanged("Self"); }
}
#endregion Properti...
How to do error logging in CodeIgniter (PHP)
I want error logging in PHP CodeIgniter. How do I enable error logging?
5 Answers
5
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