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Repeat Character N Times
...epeat || function(n){
n= n || 1;
return Array(n+1).join(this);
}
alert( 'Are we there yet?\nNo.\n'.repeat(10) )
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Why can't I reference my class library?
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Saved my day! VisualStudio would not even raise an alert reminding me about that :(
– Reuel Ribeiro
May 19 '17 at 23:52
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Checking if object is empty, works with ng-show but not from controller?
...
Or you could keep it simple by doing something like this:
alert(angular.equals({}, $scope.items));
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How do I test for an empty JavaScript object?
...onsider: Object.prototype.a='hi'; var obj={}; alert(obj.a); // outputs "hi" isEmpty(obj) // returns false
– venimus
Apr 8 '11 at 14:38
30
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jQuery - prevent default, then continue default
... to the actual submission.
For example:
$('form').submit(function(){
alert('I do something before the actual submission');
return true;
});
Simple example
Another example on jquery.com: http://api.jquery.com/submit/#entry-examples
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How do I merge two javascript objects together in ES6+?
... b = {age: {value: 37, writeable: true}};
Object.defineProperties(a, b);
alert(a.age); // 37
MDN documentation: https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Object/defineProperties
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Error : BinderProxy@45d459c0 is not valid; is your activity running?
...with minor changes as follows:
if (!MainActivity.this.isFinishing()){
alertDialog.show();
}
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history.replaceState() example?
... if (typeof e.state == "object" && e.state.foo == "bar") {
alert("Blah blah blah");
}
};
window.history.go(-1);
and search location.hash;
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Maximum size of an Array in Javascript
..., 7, 8];
if (longArray.length >= 6) {
longArray.length = 3;
}
alert(longArray); //1, 2, 3
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heroku - how to see all the logs
...me you can use one of the many logging add-ons that provide log retention, alerting and triggers.
Lastly, if you want to store the log files yourself you can setup your own syslog drain to receive the stream of events from Heroku and post-process/analyze yourself.
Summary: Don't use heroku console...