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Does Internet Explorer support pushState and replaceState?
.../ replaceState.
Update 3: Platform Preview 3 of IE10 supports the history API! Details
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How do I make JavaScript beep?
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I wrote a function to beep with the new Audio API.
var beep = (function () {
var ctxClass = window.audioContext ||window.AudioContext || window.AudioContext || window.webkitAudioContext
var ctx = new ctxClass();
return function (duration, type, finishedCallb...
How to retrieve inserted id after inserting row in SQLite using Python?
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You could use cursor.lastrowid (see "Optional DB API Extensions"):
connection=sqlite3.connect(':memory:')
cursor=connection.cursor()
cursor.execute('''CREATE TABLE foo (id integer primary key autoincrement ,
username varchar(50),
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Ruby on Rails form_for select field with class
...param after list of items and then add your class to html_options.
http://api.rubyonrails.org/classes/ActionView/Helpers/FormOptionsHelper.html#method-i-select
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How to check if a line is blank using regex
... Java) as follows:
if (line.matches("\\s*")) {
// line is "blank"
}
API references
String String.trim()
Returns a copy of the string, with leading and trailing whitespace omitted.
boolean String.isEmpty()
Returns true if, and only if, length() is 0.
boolean String.matches(String rege...
jquery how to empty input field
...entById("form-id").reset();
https://developer.mozilla.org/en-US/docs/Web/API/HTMLFormElement/reset
$("#submit-button").on("click", function(){
//code here
$('#form-id')[0].reset();
});
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3...
Get JSON object from URL
... Get the string from the URL
$json = file_get_contents('https://maps.googleapis.com/maps/api/geocode/json?latlng=40.714224,-73.961452');
// Decode the JSON string into an object
$obj = json_decode($json);
// In the case of this input, do key and array lookups to get the values
var_dump($obj->re...
Correctly determine if date string is a valid date in that format
I'm receiving a date string from an API, and it is formatted as yyyy-mm-dd .
16 Answers
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UUID max character length
...t them, and 2) what the max length of those IDs might be based on whatever API is used to generate them.
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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
... Can it be done using MouseEvents? developer.mozilla.org/en-US/docs/Web/API/MouseEvent
– Shamal Perera
Apr 27 '18 at 6:29
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