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How to remove spaces from a string using JavaScript?
...put.replace(/\s/g, '');
//make string lower
input = input.toLowerCase();
alert(input);
Click here for working example
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How can I make the Android emulator show the soft keyboard?
...ther Dialog appears, switch ON the "Sample Soft Keyboard". Here you get an alert about the possibility that keyboard will store everything you write, also passwords. Give OK;
Repeat above steps in order to show "Change Keyboard" Dialog again, here the new option "Sample Soft Keyboard" is available a...
Why can't I reference my class library?
...
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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How can I listen to the form submit event in javascript?
...r elems here
isValid = false;
if (!isValid) {
alert("Please check your fields!");
return false;
}
else {
//you are good to go
return true;
}
}
}
And your form may still look something like:
<form i...
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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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...
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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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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